이 장에서 사용되는 다음 단어와 용어는 문맥상 달리 명시되지 않는 한 다음과 같은 의미를 갖습니다:

"에이커 피트" 는 43,560 입방 피트 또는 325,853 갤런(1에이커 면적에 1피트 깊이와 동일)과 같은 부피 단위를 의미합니다.

"Agricultural purpose" means the production of an agricultural commodity as defined in § 3.2-3900 of the Code of Virginia that requires the use of impounded waters.

"Agricultural purpose dams" means impounding structures which that are less than 25 feet in height or which that create a maximum impoundment smaller than 100 acre-feet, and operated primarily for agricultural purposes.

"Alteration" means changes to an impounding structure that could alter or affect its structural integrity. Alterations include, but are not limited to, changing the height or otherwise enlarging the dam, increasing normal pool or principal spillway elevation or physical dimensions, changing the elevation or physical dimensions of the emergency spillway, conducting necessary structural repairs or structural maintenance, or removing the impounding structure. Structural maintenance does not include routine maintenance.

"변경 허가" 는 압수 구조물을 변경하는 데 필요한 허가를 의미합니다.

"연간 평균 일일 교통량" 또는 "AADT (" )는 고속도로나 도로의 연간 차량 교통량을 365일( 365 일)로 나눈 값으로, 교통 계획 및 교통 공학에서 도로의 교통량과 혼잡도를 측정하는 지표입니다.

"위원회" 는 버지니아 토양 및 수질 보전 위원회를 의미합니다.

"Conditional general permit" means the permit established pursuant to § 10.1-605.3 of the Code of Virginia that is required for the operation and maintenance of a low hazard potential impounding structure with deficiencies.

"Conditional Operation and Maintenance Certificate" means a certificate required for high or significant hazard potential impounding structures with deficiencies.

"건설" 은 새로운 압수 구조물 건설을 의미합니다.

"Construction permitPermit" means a permit required for the construction of a new impounding structure.

"댐 붕괴 침수 구역" 은 댐의 하류 지역이 침수되거나 댐 고장으로 인해 직접적인 영향을 받을 수 있는 지역을 의미합니다.

"Dam Safety Act" means Article 2 (§ 10.1-604 et seq.) of Chapter 6 of Title 10.1 of the Code of Virginia.

"부서" 는 버지니아주 환경보전 및 레크리에이션 부서를 의미합니다.

"Design flood" means the calculated volume of runoff and the resulting peak discharge utilized in the evaluation, design, construction, operation, and maintenance of the impounding structure.

"Director" means the Director of the Department of Conservation and Recreation or his the director's designee.

"훈련(" )은 비상 대응 절차의 기술을 테스트, 개발 또는 유지하는 일종의 비상 행동 계획 연습을 의미합니다. 훈련 중에 참가자들은 사내 연습을 통해 전화번호 및 기타 통신 수단을 확인하고 소유자의 응답을 확인합니다. 훈련은 지속적인 교육에 필수적인 부분으로 간주됩니다.

"Emergency Action Plan" or "EAP" means a formal document that recognizes potential impounding structure emergency conditions and specifies preplanned actions to be followed to minimize loss of life and property damage. The EAP specifies actions the owner must take to minimize or alleviate emergency conditions at the impounding structure. It contains procedures and information to assist the owner in issuing early warning and notification messages to responsible emergency management authorities. It shall also contain contains [ dam break inundation zone maps as required to show emergency management authorities the critical areas for action in case of emergency the results of inundation analyses conducted pursuant to 4VAC50-20-54 ] .

"Emergency Action Plan Exercise" means an activity designed to promote emergency preparedness; test or evaluate EAPs, procedures, or facilities; train personnel in emergency management duties; and demonstrate operational capability. In response to a simulated event, exercises should consist of the performance of duties, tasks, or operations very similar to the way they would be performed in a real emergency. An exercise may include but not be limited to drills and tabletop exercises.

"Emergency Preparedness Plan" means a formal document prepared for Low Hazard low hazard impounding structures that provides [ maps and ] procedures for notifying owners of downstream property that may be impacted by an emergency situation at an impounding structure.

"Existing impounding structure" means any impounding structure in existence or under a construction permit Construction Permit prior to July 1, 2010.

"여유수위" 는 배수로 설계 홍수와 관련된 최대 수면 높이와 저류 구조물 상단 사이의 수직 거리를 의미합니다.

"General permit" means the permit established pursuant to § 10.1-605.3 of the Code of Virginia that is required for the operation and maintenance of a low hazard potential impounding structure.

"높이" 는 압수 구조물의 수압 높이를 의미합니다. 저류 구조물이 하천이나 수로에 걸쳐 있는 경우 높이는 저류 구조물의 하류 발끝에서 측정한 하천 또는 수로의 자연 바닥에서 저류 구조물의 상단까지의 수직 거리를 의미합니다. 저류 구조물이 하천이나 수로에 걸쳐 있지 않은 경우 높이는 장벽 하류 한계점의 최저 높이에서 저류 구조물 상단까지의 수직 거리를 의미합니다.

"Impounding structure" or "dam" means a man-made structure, whether a dam across a watercourse or structure outside a watercourse, used or to be used to retain or store waters or other materials. The term includes: (i) all dams that are 25 feet or greater in height and that create an impoundment capacity of 15 acre-feet or greater, and (ii) all dams that are six feet or greater in height and that create an impoundment capacity of 50 acre-feet or greater. The term "impounding structure" shall does not include: (a) dams licensed by the State Corporation Commission that are subject to a safety inspection program; (b) dams owned or licensed by the United States government; (c) dams operated primarily for agricultural purposes which that are less than 25 feet in height or which that create a maximum impoundment capacity smaller than 100 acre-feet; (d) water or silt retaining dams approved pursuant to § 45.1-222 or 45.1-225.1 of the Code of Virginia; or (e) obstructions in a canal used to raise or lower water.

"압수" 는 수역 또는 기타 물질이 압수 구조물에 의해 저장되는 것을 의미합니다.

"압수 구조물의 수명" 및 "프로젝트의 수명" 은 압수 구조물이 더 이상 계획 및 설계된 대로 기능할 수 없을 때 구조물을 제거하는 데 필요한 시간을 포함하여 압수 구조물이 효과적으로 작동하도록 설계 및 계획된 기간을 의미합니다.

"최대 압수 용량" 은 압수 구조물 상단에서 압수할 수 있는 물 또는 기타 물질의 부피(에이커 피트)를 의미합니다.

"신규 건설" 은 7월 이후 건설 허가를 받았거나 기타 방식으로 건설된 모든 압수 구조물 1, 2010 을 의미합니다.

"정상 또는 일반 수면 고도" 는 저수지에서 가장 낮은 수문이 없는 배수구의 정상부 수면 고도 또는 수문이 없는 배수구의 정상부 수면 고도와 다른 경우 저수지의 일반 풀의 고도를 의미합니다. 홍수 조절 저류 구조물, 우수 저류 구조물 및 느린 방류를 위해 물의 양을 저류하도록 설계된 관련 시설의 맑은 날 실패를 계산할 때는 보조 또는 비상 배수로의 정상 또는 일반적인 수면 고도를 측정해야 합니다.

"운영 및 유지 관리 인증서" 는 모든 압수 구조물의 운영 및 유지 관리에 필요한 인증서를 의미합니다.

"Owner" means the owner of the land on which an impounding structure is situated, the holder of an easement permitting the construction of an impounding structure, and any person or entity agreeing to maintain an impounding structure. The term "owner" may include the Commonwealth or any of its political subdivisions, including but not limited to sanitation district commissions and authorities, any public or private institutions, corporations, associations, firms or companies organized or existing under the laws of this Commonwealth or any other state or country, as well as any person or group of persons acting individually or as a group.

"계획된 토지 사용" 은 지자체의 승인을 받았거나 지자체의 종합 토지 사용 계획과 같은 지자체의 기본 토지 사용 계획에 포함된 토지 사용을 의미합니다.

"Regular Operation and Maintenance Certificate" means a certificate required for the operation and maintenance of high hazard potential or significant hazard potential impounding structures.

["Routine maintenance" means activities regularly performed to prevent deterioration of the dam and its structures. These activities include mowing, removal of immature woody vegetation such as saplings and bushes, reseeding grass patches that have minor erosion, and conducting minor repairs of concrete structures.]

"배수로(" )는 저류 구조물에서 하류 지역으로 흐름을 제어하여 방출하는 구조물을 의미합니다.

"1단계 상태" 는 홍수 주의보 또는 폭우가 계속되거나 얼음이나 눈이 녹으면서 물이 과도하게 유입되는 것을 의미합니다.

"2단계 상태(" )는 홍수 경보 또는 비상 배수로가 작동하거나 고장이 발생할 수 있는 구조물이 넘쳐나는 상태를 의미합니다.

"3단계 상태(" )는 긴급 배수로가 작동하거나 임박한 고장이 발생할 가능성이 있는 저류 구조물이 넘쳐나는 상태를 의미합니다.

"맑은 날 댐 고장(" )은 일반적으로 수문이 없는 가장 낮은 주 방수로 수위 또는 일반적인 운영 수위에서 초기 수위가 정상 저수지 수위인 저류 구조물의 고장을 의미합니다.

"Tabletop Exerciseexercise" means a type of emergency action plan exercise that involves a meeting of the impounding structure owner and the state and local emergency management officials in a conference room environment. The format is usually informal with minimum stress involved. The exercise begins with the description of a simulated event and proceeds with discussions by the participants to evaluate the EAP and response procedures and to resolve concerns regarding coordination and responsibilities.

"압수 구조물의 상단" 은 압수 구조물의 오버플로되지 않은 부분의 가장 낮은 지점을 의미합니다.

"수로" 는 바닥과 둑이 잘 정의되어 있고 물이 정상적으로 흐르는 자연 수로를 의미합니다.

A. Impounding structures shall be classified in one of three hazard classifications as defined in subsection B of this section and Table 1 of 4VAC50-20-50.

B. 이 장의 목적상, 위험은 저수 구조물 또는 부속 시설의 고장 또는 고장 시 저수 구조물 하류에 위치한 타인의 생명 또는 재산에 대한 손실 또는 손상을 의미합니다. 저수 구조물의 위험 잠재력 분류는 다음과 같습니다:

1. High Hazard Potential hazard potential is defined where an impounding structure failure will cause probable loss of life or serious economic damage. "Probable loss of life" means that impacts will occur that are likely to cause a loss of human life, including but not limited to impacts to residences, businesses, other occupied structures, or major roadways. Economic damage may occur to, but not be limited to, building(s) buildings, industrial or commercial facilities, public utilities, major roadways, railroads, personal property, and agricultural interests. "Major roadways" include, but are not limited to, interstates, primary highways, high-volume urban streets, or other high-volume roadways, except those having an AADT volume of 400 vehicles or less in accordance with 4VAC50-20-45.

2. Significant Hazard Potential hazard potential is defined where an impounding structure failure may cause the loss of life or appreciable economic damage. "May cause loss of life" means that impacts will occur that could cause a loss of human life, including but not limited to impacts to facilities that are frequently utilized by humans other than residences, businesses, or other occupied structures, or to secondary roadways. Economic damage may occur to, but not be limited to, building(s) buildings, industrial or commercial facilities, public utilities, secondary roadways, railroads, personal property, and agricultural interests. "Secondary roadways" include, but are not limited to, secondary highways, low-volume urban streets, service roads, or other low-volume roadways, except those having an AADT volume of 400 vehicles or less in accordance with 4VAC50-20-45.

3. Low Hazard Potential hazard potential is defined where an impounding structure failure would result in no expected loss of life and would cause no more than minimal economic damage. "No expected loss of life" means no loss of human life is anticipated.

C. To support the appropriate hazard potential classification, dam break analysis shall be conducted by the owner's engineer or the department in accordance with one of the following alternatives and utilizing procedures set out in 4VAC50-20-54.

1. The owner of an impounding structure that does not currently hold a regular or conditional certificate or a conditional general permit or general permit from the board, or the owner of an impounding structure that is already under certificate but the owner or general permit who believes that a condition has changed downstream of the impounding structure that may reduce its hazard potential classification, may request in writing that the department conduct a simplified dam break inundation zone analysis to determine whether the impounding structure has a low hazard potential classification. The owner shall pay a fee to the department in accordance with 4VAC50-20-395 for conducting each requested analysis. The department shall address requests in the order received and shall strive to complete analysis within 90 days; or

2. 소유주는 위험 잠재력 분류를 제안할 수 있으며, 이는 이사회 승인을 받아야 합니다. 제안된 위험 잠재력 분류를 지원하기 위해, 소유자의 공학자가 분석을 수행하고 해당 부서에 제출해야 합니다. 위험 잠재력 분류는 소유자가 인증해야 합니다.

D. Findings of the analysis conducted pursuant to subsection C of this section shall result in one of the following actions:

1. 이 조항의 C 1 에 따라 실시된 분석 결과에 따른 부서의 조사 결과:

a. If the department finds that the impounding structure appears to have a low hazard potential classification, the owner may be is eligible for general permit coverage in accordance with 4VAC50-20-103 4VAC50-20-503.

b. If the department finds that the impounding structure appears to have a high hazard potential or significant hazard potential classification, the owner's engineer shall provide further analysis in accordance with the procedures set out in 4VAC50-20-54 and this chapter. The owner may be eligible for grant assistance from the Dam Safety, Flood Prevention, and Protection Assistance Fund in accordance with Article 1.2 (§ 10.1-603.16 et seq.) of Chapter 6 of Title 10.1 of the Code of Virginia.

2. 본 조항 C 2 에 따라 소유자의 공학자가 수행한 분석 결과에 따른 소유자의 공학자의 조사 결과:

a. If the engineer finds that the impounding structure has a low hazard potential classification, the owner may be is eligible for general permit coverage in accordance with 4VAC50-20-103 4VAC50-20-503; or

b. If the engineer finds that the impounding structure appears to have a high hazard potential or significant hazard potential classification, then the owner shall comply with the applicable certification requirements set out in this chapter.

E. 캘리포니아 주 건축 규정( 4)의 VAC(50) 및20및52 에 따른 점진적 손상 분석은 소유주 엔지니어에 의해 위험 잠재력 분류의 일부로 활용될 수 있습니다.

F. Impounding structures shall be subject to reclassification by the board as necessary.

A. 이 장의 규정에 불구하고, 저위험 잠재성 저수 시설의 고장으로 인해 인명 피해가 예상되지 않으며, 해당 저수 시설 소유자가 소유한 재산 외의 재산에 대한 경제적 손실이 발생하지 않는 경우, 해당 소유자는 이 장에 규정된 요구사항 대신 아래의 요구사항을 준수할 수 있습니다:

1. 버지니아 행정규칙( 4)에 따라 다음의 지도는 필요하지 않습니다. VAC50-20-54 는 면허를 소지한 전문 공학자가 해당 저수 구조물이 저위험 잠재성 저수 구조물이며 본 조항의 규정을 적용받을 수 있음을 인증하는 경우, 해당 저수 구조물에 대해 작성될 필요가 없습니다.

2. 저수 구조물의 배수구 설계 홍수량은 최소 50년 홍수량으로 권장됩니다. 그러나 이 조항의 요건을 충족하는 것으로 확인된 저수 구조물에 대해서는 배수구 설계 홍수량을 의무적으로 적용할 필요는 없습니다.

3. 4에 따라 VAC50-20-177 에 따라 작성된 비상 대비 계획은 요구되지 않습니다. 그러나, 저수 시설의 소유자는 해당 시설에서 고장이나 긴급 상황이 발생할 경우 해당 지역의 긴급 상황 조정관에게 통지하여야 합니다.

4. 소유주는 버지니아 주 건축법( 4)의 VAC50-20-105 에 규정된 요건에 따라 매년 보관 시설에 대한 검사를 실시해야 합니다. 면허를 소지한 전문 공학자에 의한 저수 구조물의 검사는 필요하지 않습니다. 다만, 소유자가 운영 및 유지보수 증명서 갱신 시 면허를 소지한 전문 공학자에 의해 실시된 마지막 검사 이후로 저수 구조물 및 하류 지역의 상태가 변경되지 않았음을 증명하는 경우에 한합니다.

5. 이 장에서 정한 어떠한 증명서 또는 허가 수수료도 압류 시설에 적용되지 아니한다.

B. 이 조항 A항의 요건을 적용하기로 선택한 저위험 저수 시설의 소유자는 이 장에 적용되는 저위험 저수 시설에 관한 기타 모든 요건을 준수하여야 한다.

C. 소유자는 이 조항의 규정을 적용받을 수 없게 되는 사유가 발생할 경우, 해당 사정을 즉시 해당 부서에 통지하여야 합니다.

A. 현재 고위험으로 분류되어 있거나 재분류를 통해 고위험으로 판명된 기존 저류 구조물은 0.6 PMP로 인한 홍수 대신 0.9 댐 소유자가 해당 저류 구조물이 다음 각 조건을 충족한다는 것을 매년 증명하는 경우, 홍수 대신에 PMP SDF를 통과할 수 있습니다:

1. 소유자는 이사회에서 승인하고 4VAC50-20-175 에 따라 개발 및 업데이트된 현재 비상 행동 계획을 가지고 있습니다;

2. 소유자는 4VAC50-20-175 에 따라 비상 행동 계획을 실행하고 2년에 한 번 이상 도상 훈련을 실시합니다;

3. The department has verification that both the local [ organization for ] emergency management [ coordinator ] and the Virginia Department of Emergency Management have on file current emergency action plans and updates for the impounding structure;

4. 압수 구조물의 상태는 비상 조치 계획에 따라 매일 모니터링됩니다;

5. 압수 구조물은 전문 엔지니어가 최소 1년에 한 번씩 검사하며, 관찰된 모든 결함은 검사 후 120 일 이내에 해결됩니다. 이러한 검사 보고서는 4VAC50-20-105 E에 따라 작성하고 소유자의 인증과 함께 해당 부서에 제출해야 합니다;

6. The owner has a dam break inundation zone map developed in accordance with the regulations that is acceptable to the department [ or has provided the limits of the dam break inundation zone in an acceptable electronic format in accordance with 4VAC50-20-54 ] ;

7. 소유자는 댐 실패로 인해 발생할 수 있는 타인의 하류 재산 손실 비용을 실질적으로 충당할 수 있는 금액의 보험에 가입되어 있습니다.

8. 소유자는 압수 구조물의 비상 조치 계획을 웹사이트에 게시하거나, 소유자의 요청에 따라 시민에게 비상 관리 서비스를 제공하는 부서 또는 기타 주정부 기관이 해당 계획을 웹사이트에 게시하는 데 동의합니다. 부서 또는 다른 주정부 기관이 웹사이트에 계획을 게시하는 데 동의하는 경우, 소유자는 게시에 적합한 형식으로 계획을 제공해야 합니다.

이 하위 섹션의 1 ~ 8 의 조건을 충족하지만 해당 부서에 저수 구조물에 대한 기록 도면을 제공하지 않은 댐 소유자는 4VAC50-20-70 J 에 따라 작성된 완전한 기록 보고서를 제출해야 하며, 기록 도면의 필수 제출은 제외합니다.

B. 댐 소유자는 하위 섹션 A에 명시된 요소의 인증을 뒷받침하는 문서를 6년 동안 보관해야 합니다.

A. Dam break inundation zone maps [ or an acceptable electronic format of the limits of the dam break inundation zone ] and analyses shall be provided to the department, except as provided for in [ 4VAC50-20-51 ] [ 4VAC50-20-501 ] , to meet the requirements set out in 4VAC50-20-40, and 4VAC50-20-175, and 4VAC50-20-177, as applicable. In accordance with subsection G of this section, a simplified dam break inundation zone map and analysis may be completed by the department and shall be provided to the impounding structure's owner to assist such owner in complying with the requirements of this chapter. All analyses shall be completed in accordance with 4VAC50-20-20 D.

B. The location of the end of the inundation [ mapping ] [ zone ] should be [ indicated ] where the water surface elevation of the dam break inundation zone and the water surface elevation of the spillway design flood during an impounding structure nonfailure event converge to within one foot of each other. [ The ] [ Any ] inundation maps [ provided ] shall be supplemented with water surface profiles showing the peak water surface elevation prior to failure and the peak water surface elevation after failure.

C. All inundation zone map(s) maps shall be signed and sealed by a licensed professional engineer. [ A cover letter, signed and sealed by a professional engineer, must be submitted with the electronic format of the limits of the dam break inundation zone. ]

D. Present and planned land-use land use for which a development plan has been officially approved by the locality in the dam break inundation zones downstream from the impounding structure shall be considered in determining the classification.

E. For determining the hazard potential classification, an analysis including, but not limited to, those hazards created by flood and nonflood dam failures shall be considered. At a minimum, the following shall be provided to the department:

1. 맑은 날 댐 붕괴 분석: 저수 구조물의 정상 또는 일반적인 수면 고도에서 유지되는 수량을 활용한 분석;

2. 댐 붕괴를 고려한 배수구 설계 홍수를 활용한 댐 붕괴 분석;

3. 댐 붕괴를 가정하지 않은 배수구 설계 홍수를 활용한 분석; 및

4. A dam break analysis utilizing the probable maximum flood with a dam failure.

F. To meet the Emergency Action Plan requirements set out in 4VAC50-20-175 and the Emergency Preparedness Plan requirements set out in 4VAC50-20-177, all owners of high hazard potential or significant hazard potential impounding structures shall provide dam break inundation zone map(s) maps [ or an acceptable electronic format of the limits of the dam break inundation zone ] representing the impacts that would occur with both a sunny day dam failure and a probable maximum flood with a dam failure.

1. The map(s) maps [ or the limits of the dam break inundation zone ] shall be developed at a scale sufficient to graphically display downstream inhabited areas and structures, roads, public utilities that may be affected, and other pertinent structures within the identified inundation area. In coordination with the local [ organization for ] emergency management [ coordinator ] , a list of downstream inundation zone property owners and occupants, including telephone numbers, may be plotted on the map or may be provided with the map for reference during an emergency.

2. Each map [ or the limits of the dam break inundation zone ] shall include the following statement: "The information contained in this map is prepared for use in notification of downstream property owners by emergency management personnel."

해당 부서는 2005년 버지니아 행정규칙( 4) VAC50-20-40 C에 따라 접수된 요청에 대응하여 댐 붕괴 홍수 지역 지도 및 분석을 작성해야 합니다. 이 경우 소유주는 이 지도를 활용하여 본 조항 하에 규정된 계획서를 작성해야 합니다.

G. Upon receipt of a written request in accordance with 4VAC50-20-40 C and receipt of a payment in accordance with 4VAC50-20-395, the department shall conduct a simplified dam break inundation zone analysis. In conducting the analysis, a model acceptable to the department shall be utilized. The analysis shall result in [ maps produced as ] Geographic Information System shape files for viewing and analyzing and shall meet the other analysis criteria of this section.

Upon completion of the analysis, the department shall issue a letter to the owner communicating the results of the analysis, including the [ dam break inundation zone map ] [ shape files ] , stipulating the department's finding regarding hazard potential classification based on the information available to the department, and explaining what the owner needs to do procedurally with this information to be compliant with the requirements of the Dam Safety Act (§ 10.1-604 et seq.) and this chapter.

For each certificate or general permit issued, the impounding structure owner shall send a copy of the certificate or general permit to the appropriate local government(s) government with planning and zoning responsibilities. A project description [ and ] [ , ] the map(s) any maps required under 4VAC50-20-54 showing the area that could be affected by the impounding structure failure [ , or the limits of the dam break inundation zone in an acceptable electronic format in accordance with 4VAC50-20-54 ] shall be submitted with the certificate or general permit. The department will provide a standard form cover letter for forwarding the certificate copy or general permit and accompanying materials.

A. Prior to preparing the complete design report for a Construction Permit, applicants may submit a preliminary design report to the department to determine if the project concept is acceptable to the department. The preliminary design report should contain, at a minimum, a general description of subdivisions 1 through 12 of subsection B of this section and subdivisions 1 and 2 of this subsection:

1. Proposed design criteria and a description of the size of the impounding structure, ground cover conditions, extent of current upstream development within the watershed and the hydraulic, hydrological and structural features, geologic conditions, and the geotechnical engineering assumptions used to determine the foundation, impoundment rim stability, and materials to be used.

2. Preliminary drawings of a general nature, including cross sections, plans and profiles of the impounding structure, proposed pool levels, and types of spillway(s) spillways.

B. An applicant for a Construction Permit shall submit a design report. A form for the design report is available from the department (Design Report for the Construction or Alteration of Virginia Regulated Impounding Structures). The design report shall be prepared in accordance with 4VAC50-20-240. The design report is a required element of a complete application for a Construction Permit and shall include the following information:

1. 프로젝트 정보에는 제안된 공사 설명, 저수 구조물의 이름, 이용 가능한 경우 재고 번호, 저수지의 이름, 및 저수지의 목적 등이 포함됩니다.

2. 제안된 위험 잠재력 분류는 4VAC50-20-50 에 제시된 표 1 에 따라 진행되었습니다.

3. Location of the impounding structure, including the city or county, number of feet or miles upstream or downstream of a highway, and the highway number, name of the river or the stream, and the latitude and longitude.

4. 소유자 이름 또는 법인인 경우 대표자 이름, 우편 주소, 거주지 및 사업장 전화번호, 기타 연락처.

5. 소유주 엔지니어의 이름, 소속 회사, 버지니아 주 전문 엔지니어 등록번호, 우편 주소 및 업무용 전화번호.

6. Impounding structure data, including type of material (i.e., earth, concrete, masonry, or other), and the following design configurations:

a. Top of impounding structure (elevation);

b. Downstream toe – lowest (elevation);

c. Height of impounding structure (feet);

d. Crest length – exclusive of spillway (feet);

e. 크레스트 너비 (피트);

f. Upstream slope (horizontal to vertical); and

g. Downstream slope (horizontal to vertical).

7. Reservoir data, including the following:

a. 최대 용량 (에이커-피트);

b. 최대 수위 (고도);

c. 최대 수영장 면적 (에이커);

d. 정상 용량 (에이커-피트);

e. 일반 수영장 (고도);

f. 정상 수영장 표면 면적 (에이커); 및

g. Freeboard (feet).

8. Spillway data, including the type, construction material, design configuration, and invert elevation for the low level low-level drain, the principal spillway, and the emergency spillway.

9. Watershed data, including drainage area (square miles); type and extent of watershed development; time of concentration (hours); routing procedure; spillway design flood used and state source; design inflow hydrograph volume (acre-feet), peak inflow (cfs), and rainfall duration (hours); and freeboard during passage of the spillway design flood (feet).

10. A description of properties located in the dam break inundation zone downstream from the site of the proposed impounding structure, including the location and number of structures, buildings, roads, utilities, and other property that would be endangered should the impounding structure fail.

11. Evidence that the local government or governments have has been notified of the proposal by the owner to build an impounding structure.

12. Maps showing the location of the proposed impounding structure that include: the county or city in which the proposed impounding structure would be located, the location of roads and access to the site, and the outline of the impoundment. Existing aerial photographs or existing topographic maps may be used for this purpose.

13. A report of the geotechnical investigations of the foundation soils, or bedrock, or both and of the materials to be used to construct the impounding structure.

14. Design assumptions and analyses sufficient to indicate that the impounding structure will be stable during its construction and during the life of the impounding structure under all conditions of impoundment operations, including rapid filling, flood surcharge, seismic loadings, and rapid drawdown of the impoundment.

15. Evaluation of the stability of the impoundment rim area to safeguard against impoundment rim slides of such magnitude as to create waves capable of overtopping the impounding structure and evaluation of rim stability during seismic activity.

16. Design assumptions and analyses sufficient to indicate that seepage in, around, through, or under the impounding structure, foundation, and abutments will be reasonably and practically controlled so that internal or external forces or results thereof will not endanger the stability and integrity of the impounding structure. The design report shall also include information on graded filter design.

17. Calculations and assumptions relative to hydraulic and structural design of the spillway or spillways and energy dissipater or dissipaters. Spillway capacity shall conform to the criteria of Table 1 and 4VAC50-20-52.

18. Provisions to ensure that the impounding structure and appurtenances will be protected against unacceptable deterioration or erosion due to freezing and thawing, wind, wave action, and rain or any combination thereof.

19. Other pertinent design data, assumptions, and analyses commensurate with the nature of the particular impounding structure and specific site conditions, including, when required by this chapter, a plan and water surface profile of the dam break inundation zone.

20. A description of the techniques to be used to divert stream flow during construction so as to prevent hazard to life, health, and property, including a detailed plan and procedures to maintain a stable impounding structure during storm events, a drawing showing temporary diversion devices, and a description of the potential impoundment during construction. Such diversion plans shall also be in accordance with applicable environmental laws.

21. A plan for project construction monitoring and quality control testing to confirm that construction materials and performance standards meet the design requirements set forth in the specifications.

22. Plans and specifications as required by 4VAC50-20-310.

23. Certification by the owner's engineer that the information provided pursuant to this subsection is true and correct in their the engineer's professional judgment. Such certification shall include the engineer's signature, printed name, Virginia number, date, and the engineer's Virginia seal.

24. 본 조항 규정에 따라 제공된 정보를 수령했음을 확인하는 소유자의 서명.

C. 건축 허가 신청서의 필수 요소인 건축 계획서는 건축 허가 신청서에 반드시 포함되어야 하며, 다음을 포함해야 합니다:

1. 건설 공정 일정표와 주요 단계.

2. Elements of the work plan that should be considered include, but are not limited to, foundation and abutment treatment, stream or river diversion, excavation and material fill processes, phased fill and compaction, testing and control procedures, construction of permanent spillway, and drainage devices.

3. The erosion and sediment control plan, as approved by the local government, which that minimizes soil erosion and sedimentation during all phases of construction.

4. 지방자치단체가 승인한 우수 관리 계획 또는 우수 관리 시설 계획(우수 관리 최우수 관리 기준에 해당하는 저류 시설인 경우)

D. 임시 비상 대응 계획은 건설 허가 신청서의 필수 요소이며, 다음을 포함해야 합니다:

1. 국가 및 지방 긴급 대응 기관의 알림 목록;

2. 잠재적으로 영향을 받을 수 있는 주택 및 구조물에 대한 통지 규정;

3건설 현장 대피 경로; 및

4. 프로젝트에 특정한 기타 특별 사항.

E. Within 120 days of receipt of a complete Construction Permit Application, the board shall act on the application. If the application is not acceptable, the director shall inform the applicant within 60 days of receipt and shall explain what changes are required for an acceptable application. A complete Construction Permit Application consists of the following:

1. A final design report, submitted on the department form (Design Report for the Construction or Alteration of Virginia Regulated Impounding Structures), with attachments as needed, and certified by the owner and the owner's engineer;

2. 이 조항의 C항에서 정한 요건을 충족하는 건설 계획; 및

3. A Temporary temporary Emergency Action Plan that meets the requirements of subsection D of this section.

F. Prior to and during construction the owner shall provide the director with any proposed changes from the approved design, plans, specifications, or plan of construction. Approval shall be obtained from the director prior to the construction or installation of any changes that will affect the integrity or impounding capacity of the impounding structure.

G. The Construction Permit shall be valid for the plan of construction specified in the Construction Permit Application.

H. Construction must commence within two years after the permit is issued. If construction does not commence within two years after the permit is issued, the permit shall expire, except that the applicant may petition the board for extension of the two-year period and the board may extend such period for good cause with an appropriately updated plan of construction and Temporary Emergency Action Plan.

I. The board, the director, or both may take any necessary action consistent with the Dam Safety Act (§ 10.1-604 et seq. of the Code of Virginia) if any terms of this section or of the permit are violated, if the activities of the owner are not in accordance with the approved plans and specifications, if construction is conducted in a manner hazardous to downstream life or property, or for other cause as described in the Dam Safety Act.

J. 저수 시설의 건설이 완료된 후 90 일 이내에 소유주는 다음을 제출하여야 합니다:

1. 면허를 소지한 전문 공학기술자가 서명하고 인감도장을 찍은 기록 도면 세트와 소유자의 서명:

2. A complete Record Report (Record Report for Virginia Regulated Impounding Structures) signed and sealed by a licensed professional engineer and signed by the owner that includes:

a. Project information, including the name and inventory number of the structure, name of the reservoir, and whether the report is associated with a new or old structure;

b. Location of the impounding structure, including the city or county, number of feet or miles upstream or downstream of a highway and the highway number, name of the river or the stream, and the latitude and longitude;

c. 소유자의 이름(법인인 경우 대표자), 우편 주소, 거주지 및 사업장 전화번호, 기타 연락 수단;

d. 설계 보고서 관련 정보(설계 보고서 작성자, 설계 보고서 작성일, 신규 건축물인지 또는 개축인지 여부, 허가 발급일 등);

e. 소유주 엔지니어의 이름, 소속 회사, 버지니아 주 전문 엔지니어 등록번호, 우편 주소 및 업무용 전화번호;

f. Impounding structure data, including type of material (i.e., earth, concrete, masonry, or other) and the following configurations:

(1) Top of impounding structure (elevation);

(2) Downstream toe – lowest (elevation);

(3) Height of impounding structure (feet);

(4) Crest length – exclusive of spillway (feet);

(5) 크레스트 너비 (피트);

(6) Upstream slope (horizontal to vertical); and

(7) Downstream slope (horizontal to vertical).

g. Reservoir data, including the following:

(1) 최대 용량 (에이커-피트);

(2) 최대 풀 (고도);

(3) 최대 수영장 면적 (에이커);

(4) 정상 용량 (에이커-피트);

(5) 일반 수영장 (고도);

(6) 일반 수영장 표면적 (에이커); 및

(7) Freeboard (feet).

h. Spillway data, including the type, construction material, design configuration, and invert elevation for the low level drain, the principal spillway, and the emergency spillway; a description of the low level low-level drain and principal spillway, including dimensions, trash guard information, and orientation of intake and discharge to impounding structure if looking downstream; and a description of the emergency spillway, including dimensions and orientation to impounding structure if looking downstream;

i. Watershed data, including drainage area (square miles); type and extent of watershed development; time of concentration (hours); routing procedure; spillway design flood used and state source; design inflow hydrograph volume (acre-feet), peak inflow (cfs), and rainfall duration (hours); and freeboard during passage of the spillway design flood (feet);

j. Impounding structure history, including the date construction was completed, who it was designed by and the date, who it was built by and the date, who performed inspections and dates, description of repairs, and confirmation as to whether the impounding structure has ever been overtopped;

k. 운영, 유지보수, 채움, 비상 대응 계획 실행 및 구조 평가를 위한 구조물 관리 절차에 대한 설명;

l. 방류구 설계 홍수에 대한 수리학적 및 수문학적 데이터, 수문학적 기록, 홍수 경험, 홍수 잠재력, 저수지 조절, 및 이러한 속성에 대한 의견 또는 권고사항을 설명하는 보고서;

m. 기초 및 지지 구조물의 안정성을 설명하는 서술문과 흙막이 재료에 대한 설명, 그리고 각 항목에 대한 서면 평가;

n. 면허를 소지한 전문 공학기술자가 서명하고 인감도장을 찍은 기록 도면 세트와 소유자의 서명;

o. Certification by the owner's engineer that the information provided pursuant to this subdivision J 2 of this section is true and correct in their the engineer's professional judgment. Such certification shall include the engineer's signature, printed name, Virginia number, date, and the engineer's Virginia seal; and

p. Owner's signature certifying receipt of the information provided pursuant to this subdivision J 2 of this section.

3. Certification from the licensed professional engineer who has monitored construction of the impounding structure during construction that, to the best of the engineer's judgment, knowledge and belief, the impounding structure and its appurtenances were constructed in conformance with the plans, specifications, drawings, and other requirements approved by the board;

4. Operation and Maintenance Certificate Application (Operation and Maintenance Certificate Application for Virginia Regulated Impounding Structures) in accordance with 4VAC50-20-105 or a registration statement submitted in accordance with 4VAC50-20-502; and

5. 비상 행동 계획 또는 비상 대비 계획은 버지니아 주 비상 관리국( 4)의 VAC 규정에 따라 수립되어야 합니다. 관련 규정: VAC50-20-175 또는 VAC 4-50-20-177.

K. Upon completion of construction, the impoundment may be filled upon board issuance of an Operation and Maintenance Certificate or a general permit.

A. Prior to the transfer of ownership of a permitted impounding structure the permittee shall notify the director in writing and the new owner shall file a transfer notification with the department. A form for the transfer notification is available from the department (Transfer of Impounding Structure Notification form Past Owner to New Owner). The new owner shall amend the existing permit application as necessary and shall certify to the director that he is aware of and will comply with all of the requirements and conditions of the permit.

B. The transfer notification shall include the following required information:

1. 구조물의 이름 및 등록번호, 저수지의 이름, 그리고 저수지 위험 등급 분류를 포함한 프로젝트 정보;

2. 저수 구조물의 위치(시 또는 군 포함), 고속도로로부터 상류 또는 하류 방향으로의 거리(피트 또는 마일) 및 고속도로 번호, 강 또는 하천의 이름, 그리고 위도 및 경도;

3. 이전 대상인 모든 증명서 및 허가의 종류, 유효 기간 및 만료일;

4. 이전 소유자의 이름, 우편 주소, 거주지 및 사업장 전화번호;

5. 신규 소유자의 성명, 우편 주소, 거주지 및 사업장 전화번호;

6. 이전 소유주가 서명하고 날짜를 기재한 인증서 이전 요청;

7. 허가증 또는 인증서 및 해당 모든 조건과 약관에 따라 신규 소유자가 서명하고 날짜를 기재한 준수 증명서; 및

8. Contact information updates for Emergency Action Plan or Emergency Preparedness Plan provided by the new owner. Such updates shall include the name, mailing address, and residential and business telephone numbers for the impounding structure owner, impounding structure operator, rainfall and staff gage observer, and alternate observer.

보관 시설 소유자로서 등록 신청서가 위원회로부터 승인된 자는 다음 허가를 발급받으며, 해당 허가에 명시된 요건을 준수하여야 합니다. 저위험 잠재적 저수 구조물의 붕괴로 인해 소유주 소유의 재산 외에 인명 손실이나 재산 피해가 발생하지 않을 것으로 예상되는 경우, 소유주는 버지니아 주 환경 품질국( 4)이 정한 특정 저위험 저수 구조물에 적용되는 특별 기준(VAC50-20-51 )에 따라 일반 허가 적용 대신 해당 기준을 준수할 수 있습니다.

일반 허가 번호: 댐 안전 1
효력 발생일: (보험 적용일)
유효기간: (6 년 후)
저위험 잠재적 저수 구조물의 운영을 위한 일반 허가

댐 안전법 및 관련 규정에서 정한 바에 따라, 이 허가서에 포함된 저수 시설의 소유자는 저수 시설을 운영 및 유지보수할 수 있습니다. 소유주는 본 계약서에 명시된 다음과 같은 요건을 준수하여야 합니다.

1. 100소유자의 저수 구조물의 배수구 설계는 100년 빈도 홍수를 안전하게 통과할 수 있도록 설계되어야 합니다. 적절한 경우, 소유주 엔지니어에 의해 수행된 단계적 피해 분석에 따라 방류구 설계 홍수 요구사항을 국가 홍수 위험 감소 기준( 50)의 -년 홍수 수준으로 추가로 줄일 수 있습니다.

2. 소유주는 버지니아 주 비상 관리국( 4)의 VAC 규정에 따라 비상 대비 계획을 수립하고 유지해야 합니다. 관련 규정: VAC50-20-177. 소유주는 계획의 실행 가능성을 유지하기 위해 필요한 변경 사항을 인지한 즉시 비상 대비 계획을 업데이트하고 재제출해야 합니다.

3. 소유주는 보관 시설에 대한 연간 검사를 실시해야 합니다. 소유주는 해당 기록을 유지하고, 해당 부서의 요청 시 이를 제공해야 합니다. 해당 부서는 2011년 버지니아 행정 규정( 4) VAC50-20-180 에 따라 필요시 검사를 실시하여야 합니다.

4. 소유주는 압류 시설이 적절하고 안전하게 유지 및 운영되도록 보장하여야 하며, 해당 부서의 요청 시 다음 서류를 제출할 수 있도록 준비하여야 합니다:

a. 운영 계획 및 일정표(제어 게이트 및 배수구의 운영에 대한 설명 및 저수지 배수 시스템 포함)

b. 토사 댐 저수 구조물에 대한 댐, 주요 배수구, 비상 배수구, 저수구, 저수 지역, 하류 채널 및 수위 계측기 등에 대한 유지보수 계획 및 일정; 및

c. 콘크리트 저수 구조물에 대한 유지보수 계획 및 일정(상류면, 하류면, 댐 정상부, 터널, 터널 입구, 댐 기저부, 배수구, 게이트 및 배출구, 수위계 포함).

저수지 구조물 소유자는 나무 및 기타 목본 식물의 성장을 허용하지 아니하며, 제방의 경사면 및 정상부, 비상 방류 구역, 그리고 제방의 기저부 및 댐의 부벽으로부터 25 피트 이내의 지역에서 이러한 식물을 제거하여야 한다.

5. 소유주는 4VAC50-20-54 에 따라 작성된 댐 붕괴 침수 지역 지도를 해당 부서 및 해당 지역이 지정된 댐 붕괴 침수 지역이 위치한 각 지역에서 지형도 및 계획 승인 권한 또는 구역 지정 책임을 가진 기관에 제출해야 합니다.

6. 소유주는 일반 허가 하에서 보관 시설이 더 이상 적용 대상이 되지 않는 사유가 발생할 경우, 해당 부서에 즉시 통지하여야 합니다. 저수 구조물의 고장 또는 고장 발생이 임박한 경우, 소유주는 즉시 해당 지역 긴급 상황 대응 담당자, 버지니아 주 긴급 관리국 및 해당 부서에 통지하여야 합니다. 해당 부서는 버지니아 주법 §10.1-608 또는 10.1-609 에 따라, 위험의 정도와 안전하지 않은 상태로 인해 발생할 수 있는 고장의 긴급성에 따라 조치를 취하여야 합니다

A. 제 조 10 1605및 제 조, 제 조, 제3 조에 따라,, 5020105 45020150저위험 잠재성 저수 시설의 소유주는 버지니아 주 환경 품질국( 4)의 규정에 따라 저위험 잠재성 정기 운영 및 유지보수 증명서(Low Hazard Potential Regular Operation and Maintenance Certificate)를 취득하는 대신, 해당 기관으로부터 일반 허가 적용을 요청할 수 있습니다. 이 경우, 해당 저수 시설은 버지니아 주 환경 품질국( )의 규정에 따라 다음 중 하나에 해당해야 합니다: (1) 버지니아 주 환경 품질국( )의 규정에 따른 저위험 잠재성 정기 운영 및 유지보수 증명서(Low Hazard Potential Regular Operation and Maintenance Certificate)를 취득한 경우, 해당 증명서는 버지니아 주 환경 품질국( )의 규정에 따라 발급된 것이어야 하며, 해당 증명서의 적용 범위는 버지니아 주 환경 품질국

B. 소유자는 일반 허가 하에 보험 적용이 시작되기 전에 이 조항의 요건에 따라 완전하고 정확한 등록 서류를 제출해야 합니다. 완전한 등록 진술서에는 다음 사항이 포함되어야 합니다:

1. 소유자의 이름과 주소;

2. 저수 구조물의 위치;

3. 저수 구조물의 높이;

4. 저수된 물의 양;

5. 비상 대비 계획은 몬태나 주 비상 관리국( 4)의 VAC50-20-101 규정에 따라 수립되었습니다.

6. 4에 명시된 등록 신청서 처리 수수료는 다음과 같습니다. VAC50-20-375;

7. 댐 붕괴 홍수 침수 지역 지도( 4VAC50-20-54 에 따라 작성된 지도) 및 해당 지도가 해당 댐 붕괴 홍수 침수 지역이 위치한 각 지역에서 해당 지역이 지정된 토지 계획 및 구역 지정 권한을 가진 기관에 제출되었음을 증명하는 서류; 및

8. 소유자가 발급한 인증서로서, 압류 구조물이 (i) 해당 부서 또는 소유자의 전문 공학 기술자에 의해 § 에 따라 저위험 등급으로 분류되었음을 확인하는 10 1내용.604 -.1 이 장; (ii)는 그의 지식 범위 내에서 적절하고 안전하게 건설되었으며 현재 관찰 가능한 결함이 없음을 확인합니다; 및 (iii)는 일반 허가의 규정에 따라 유지 및 운영되어야 합니다.

A. 저위험 잠재성 보관 구조물을 운영하기 위한 정기 인증서를 소지한 자는 해당 정기 인증서의 유효기간 만료 시 일반 허가 적용 대상이 됩니다. 정기 인증서 갱신 대신, 4VAC50-20-102 에 따라 등록 범위 자료를 해당 부서( 90 )에 정기 인증서 만료일 일 전까지 제출해야 합니다.

B. 저위험 잠재성 저수 시설을 운영하기 위한 조건부 허가증을 소지한 자는 4VAC50-20-102 에 따라 일반 허가 등록 요건을 충족할 경우 일반 허가 적용 대상이 됩니다.

저수 구조물의 위험 잠재력 분류가 변경되지 않는 경우, 소유자의 일반 허가 하에서의 보험 적용 기간은 6년이며, 이 기간이 만료되면 소유자는 새로운 등록 서류를 제출하고 필요한 수수료를 납부하여 보험 적용을 재신청해야 합니다. 허가된 전문 공학 기술자에 의한 저수 구조물의 검사는, 소유자가 일반 허가 연장 시 저수 구조물 및 하류 지역의 상태가 변경되지 않았음을 증명하는 경우에 한해 면제됩니다. 해당 인증이 발급된 경우, 소유주는 업데이트된 댐 붕괴 홍수 침수 지역 지도를 제출할 필요가 없습니다.

A. A Regular Operation and Maintenance Certificate is required for an a high hazard potential or significant hazard potential impounding structure. Such six-year certificates shall include the following based on hazard classification:

1. High Hazard Potential Regular Operation and Maintenance Certificate; or

2. Significant Hazard Potential Regular Operation and Maintenance Certificate; or

3. Low Hazard Potential Regular Operation and Maintenance Certificate.

B. The owner of an a high hazard potential or significant hazard potential impounding structure shall apply for the renewal of the six-year Regular Operation and Maintenance Certificate 90 days prior to its expiration. If a Regular Operation and Maintenance Certificate is not renewed as required, the board shall take appropriate enforcement action.

C. Any owner of an a high hazard potential or significant hazard potential impounding structure that does not have a Regular Operation and Maintenance Certificate or any owner renewing a Regular Operation and Maintenance Certificate for a high hazard potential or significant hazard potential impounding structure shall file an Operation and Maintenance Certificate Application. A form for the application is available from the department (Operation and Maintenance Certificate Application for Virginia Regulated Impounding Structures). Such application shall be signed by the owner and signed and sealed by a licensed professional engineer. The following information shall be submitted on or with the application:

1. 신청서에는 다음과 같은 필수 정보가 포함되어야 합니다:

a. 구조의 이름 및 재고 번호입니다;

b. 제안된 위험 가능성 분류;

c. 소유자의 이름(법인인 경우 대표자), 우편 주소, 거주지 및 사업장 전화번호, 기타 연락 수단;

d. An operating plan and schedule, including a narrative on the operation of control gates and spillways and the impoundment drain;

e. 흙 제방 저류 구조물의 경우 제방, 주 배수로, 비상 배수로, 저류지, 저류 구역, 하류 수로 및 직원 계측기에 대한 유지 관리 계획 및 일정이 포함되어야 합니다;

f. 콘크리트 저류 구조물의 경우 상류면, 하류면, 댐 상부, 갤러리, 터널, 교각, 방수로, 수문 및 출구, 직원 게이지에 대한 유지 관리 계획 및 일정이 포함되어야 합니다;

g. 운영자 점검, 유지보수 점검, 기술 안전 점검, 오버토핑 상황에 대한 점검 일정입니다;

h. A schedule including the rainfall amounts, emergency spillway flow levels or storm event that initiates the Emergency Action or Preparedness Plan and the frequency of observations;

i. 압류 구조물에 대한 현재 위험 가능성 분류가 적절한지 여부와 적절한 위험 가능성 지정을 위해 추가 작업이 필요한지 여부에 대한 진술서입니다;

j. For newly constructed or recently altered impounding structures, a certification from a licensed professional engineer who has monitored the construction or alteration of the impounding structure that, to the best of the engineer's judgment, knowledge, and belief, the impounding structure and its appurtenances were constructed or altered in conformance with the plans, specifications, drawings, and other requirements approved by the board;

k. Certification by the owner's engineer that the Operation and Maintenance Certificate Application information provided pursuant to subdivision 1 of this subsection is true and correct in their the engineer's professional judgment. Such certification shall include the engineer's signature, printed name, Virginia number, date, and the engineer's Virginia seal; and

l. 이 하위 섹션의 하위 섹션 1 에 따라 제공된 운영 및 유지보수 인증서 신청 정보와 운영 및 유지보수 계획 및 일정이 이 장에 따라 수행될 것임을 증명하는 소유자의 서명.

2. An Inspection Report (Annual Inspection Report for Virginia Regulated Impounding Structures) inspection report in accordance with subsection E of this section;

3. An Emergency Action Plan in accordance with 4VAC50-20-175 or an Emergency Preparedness Plan in accordance with 4VAC50-20-177 and evidence that the required copies of such plan have been submitted to the local [ organization for ] emergency management [ coordinator ] and the Virginia Department of Emergency Management;

4. Any additional analysis determined necessary by the director, the board, or the owner's engineer to address public safety concerns. Such additional analysis may include, but not be limited to, seismic stability, earthen spillway integrity, adequate freeboard allowance, stability assessment of the impoundment's foundation, potential liquefaction of the embankment, overturning or sliding of a concrete structure, and other structural stress issues; and

5. 해당되는 경우 댐 소유자가 4VAC50-20-53 에 따라 발급한 최신 인증서가 필요합니다.

D. If the Operation and Maintenance Certificate Application submittal is found to be not complete incomplete, the director shall inform the applicant within 30 days and shall explain what changes are required for an acceptable submission. Within 60 days of receipt of a complete application, the board shall act upon the application. Upon finding that the impounding structure as currently operating is in compliance with this chapter, the board shall issue a Regular Operation and Maintenance Certificate. Should the board find that the impounding structure as currently operating is not in compliance with this chapter, the board may deny the permit certificate application or issue a Conditional Operation and Maintenance Certificate in accordance with 4VAC50-20-150.

E. 매년 압수 구조물에 대한 검사를 실시해야 합니다.

1. Inspection Reports (Annual Inspection Report for Virginia Regulated Impounding Structures) reports signed and sealed by a licensed professional engineer shall be submitted to the department in accordance with the following schedule:

a. For a High Hazard Potential high hazard potential impounding structure, every two years;

b. For a Significant Hazard Potential significant hazard potential impounding structure, every three years; or

c. For a Low Hazard Potential impounding structure, every six years; or d.For a High Hazard Potential high hazard potential impounding structure to which 4VAC50-20-53 applies, annually in accordance with 4VAC50-20-53, where applicable.

In years when an Inspection Report inspection report signed and sealed by a licensed professional engineer is not required, an owner shall submit the Annual Inspection Report for Virginia Regulated Impounding Structures.

2. The Inspection Report inspection report shall include the following required information:

a. Project information, including the name and inventory number of structure, name of the reservoir, and purpose of the reservoir;

b. 압수 구조물이 위치한 시 또는 카운티;

c. 소유자의 이름(법인인 경우 대표자), 우편 주소, 거주지 및 사업장 전화번호, 기타 연락 수단;

d. 소유자의 엔지니어 이름, 회사, 전문 엔지니어 버지니아주 번호, 우편 주소 및 회사 전화번호;

e. Inspection observation of the impounding structure, including the following:

(1) Earthen embankment information, including any embankment alterations; erosion; settlement, misalignments, or cracks; seepage and seepage flow rate; and location;

(2) Upstream slope information, including notes on woody vegetation removed, rodent burrows discovered, and remedial work performed;

(3) Intake structure information, including notes on deterioration of concrete structures, exposure of rebar reinforcement, need to repair or replace trash rack, any problems with debris in the reservoir, and whether the drawdown valve operated;

(4) Abutment contacts, including notes on seepage and seepage flow rate and location;

(5) Earthen emergency spillway, including notes on obstructions to flow and plans to correct, rodent burrows discovered, and deterioration in the approach or discharge channel;

(6) Concrete emergency spillway, including notes on the deterioration of the concrete, exposure of rebar reinforcement, any leakage below concrete spillway, and obstructions to flow and plans to correct;

(7) Downstream slope information, including notes on woody vegetation removed, rodent burrows discovered, whether seepage drains are working, and any seepage or wet areas;

(8) Outlet pipe information, including notes on any water flowing outside of discharge pipe through the impounding structure and a description of any reflection or damage to the pipe;

(9) Stilling basin information, including notes on the deterioration of the concrete, exposure of rebar reinforcement, deterioration of the earthen basin slopes, repairs made, and any obstruction to flow;

(10) Gates information, including notes on gate malfunctions or repairs, corrosion or damage, and whether any gates were operated and, if so, how often and to what extreme;

(11) Reservoir information, including notes on new developments upstream of the dam, slides or erosion of lake banks, and general comments to include silt, algae, or other influence factors;

(12) Instruments information, including any reading of instruments and any installation of new instruments; and

(13) General information, including notes on new development in the downstream dam break inundation zone that would impact hazard classification or spillway design flood requirements, the maximum stormwater discharge or peak elevation during the previous year, whether general maintenance was performed and when, and actions that need to be completed before the next inspection.

f. Evaluation rating of the impounding structure and appurtenances (i.e., excellent, good, or poor), general comments, and recommendations;

g. 소유자의 인증 및 검사 날짜; 그리고

h. 해당되는 경우 소유자 엔지니어의 인증 및 날인, 검사 날짜.

F. 수몰 구조물의 소유자는 고장 발생 시 생명이나 재산에 위험을 초래할 수 있는 하류 지역의 용도 변경이 있을 경우 즉시 해당 부서에 통보해야 합니다.

A. During the review of any Operation and Maintenance Certificate Application (Operation and Maintenance Certificate Application for Virginia Regulated Impounding Structures) completed in accordance with 4VAC50-20-105, should the director determine that the impounding structure has nonimminent deficiencies, the director may recommend that the board issue a Conditional Operation and Maintenance Certificate.

B. The Conditional Operation and Maintenance Certificate for High, Hazard Potential or Significant, and Low Hazard Potential impounding structures shall be for a maximum term of two years. This certificate will allow the owner to continue normal operation and maintenance of the impounding structure, and shall require that the owner correct the deficiencies on a schedule approved by the board.

C. A Conditional Operation and Maintenance Certificate may be extended in accordance with the procedures of 4VAC50-20-155, provided that Inspection Reports (Annual Inspection Report for Virginia Regulated Impounding Structures) inspection reports are on file, and the board determines that the owner is proceeding with the necessary corrective actions.

D. Once the deficiencies are corrected, the board shall issue a Regular Operation and Maintenance Certificate based upon the impounding structure's meeting the requirements of 4VAC50-20-105.

A. Prior to the transfer of ownership of an impounding structure, the certificate holder shall notify the director in writing and the new owner shall file a transfer notification with the department. A form for the transfer notification is available from the department (Transfer of Impounding Structure Notification from Past Owner to New Owner). The new owner may elect to continue the existing operation and maintenance certificate for the remaining term or he may apply for a new certificate in accordance with 4VAC50-20-105. If the owner elects to continue the existing certificate, he the owner shall certify to the director that he the owner is aware of and will comply with all of the requirements and conditions of the certificate.

B. The transfer notification shall include the following required information:

1. Project information, including the name and inventory number of the structure, name of the reservoir, and impoundment hazard classification;

2. Location of the impounding structure, including the city or county, number of feet or miles upstream or downstream of a highway and the highway number, name of the river or the stream, and the latitude and longitude;

3. Type of certificates and permits to be transferred, including effective date and expiration date of all certificates and permits;

4. 이전 소유자의 이름, 우편 주소, 거주지 및 사업장 전화번호;

5. 신규 소유자의 성명, 우편 주소, 거주지 및 사업장 전화번호;

6. 이전 소유주가 서명하고 날짜를 기재한 인증서 이전 요청;

7. Certification of compliance with permit or certificate with all said terms and conditions signed and dated by the new owner; and

8. Contact information updates for the Emergency Action Plan or Emergency Preparedness Plan provided by the new owner. Such updates shall include the name, mailing address, and residential and business telephone numbers for the impounding structure owner, impounding structure operator, rainfall and staff gage observer, and alternate observer.

낮은 위험 Owners of low hazard impounding structures shall provide information for emergency preparedness to the department, the local organization for emergency management coordinator, and the Virginia Department of Emergency Management. A form for the submission is available from the department (Emergency Preparedness Plan for Low Hazard Virginia Regulated Impounding Structures). The information shall include, but not be limited, to the following:

1. Name and location information for the impounding structure, including city or county and latitude and longitude;

2. Name of owner and operator and associated contact information, including residential and business telephone numbers and other means of communication;

3. Contact information for relevant the local emergency responders including the following: a. Local dispatch center or centers governing the impounding structure's dam break inundation zone; and b. City or county emergency services coordinator's name or names management coordinator;

4. Procedures for notifying downstream property owners or occupants potentially impacted by the impounding structure's failure;

5. A dam break inundation zone map completed in accordance with 4VAC50-20-54 and evidence that: a. Such map has been filed with the offices with plat and plan approval authority or zoning responsibilities as designated by the locality for each locality in which the dam break inundation zone resides; and b. Required copies of such plan have been submitted to the local organization for emergency management and the Virginia Department of Emergency Management Identification of any downstream roadways that would be impacted by the impounding structure's failure; and

6. Certification of the accuracy of the plan by the owner that the plan is accurate and that the owner understands the responsibilities included in the plan.

The provisions of this chapter may be enforced by the board, the director, or both in any manner consistent with the provisions of the Dam Safety Act (§ 10.1-604 et seq. of the Code of Virginia). Failure to comply with the provisions of the general permit issued in accordance with 4VAC50-20-103 4VAC50-20-503 may result in enforcement actions, including penalties assessed in accordance with §§ [ 10.1-609 and ] 10.1-613.1 [ and 10.1-613.2 ] of the Code of Virginia.

A. Effective September 26, 2008, fees for all application submittals required pursuant to 4VAC50-20-370 through 4VAC50-20-390 are due prior to issuance of a certificate or permit. No application for an Operation and Maintenance Certificate or, a Construction Permit, or a general permit will be acted upon by the board without full payment of the required fee per § 10.1-613.5 of the Code of Virginia.

B. Fees shall be paid by check, draft, or postal money order payable to the Treasurer of Virginia, or submitted electronically (if available), and must be in U.S. United States currency, except that agencies and institutions of the Commonwealth of Virginia may submit Interagency Transfers interagency transfers for the amount of the fee. All fees shall be sent to the following address (or submitted electronically, if available): Virginia Department of Conservation and Recreation, Division of Finance, Accounts Payable, 203 Governor Street, 4th Floor 600 East Main Street, 24th floor, Richmond, Virginia 23219.

C. 모든 수수료 지급 시 다음 정보를 반드시 첨부해야 합니다:

1. Applicant name, address, and daytime phone telephone number.

2. The name of the impounding structure, and the impounding structure location.

3. 제출된 신청서 또는 보고서의 유형.

4. 제출물이 신규 허가 또는 인증서 발급을 위한 것인지, 아니면 허가 또는 인증서 재발급을 위한 것인지 여부.

5. 제출한 수수료 금액입니다.

6. Impounding structure identification number, if applicable.

D. No permit fees remitted to the department shall be subject to refund except as credits provided for in 4VAC50-20-390 C.

Impounding structures owned by Virginia Soil and Water Conservation Districts shall be exempt from all fees associated with this part in accordance with § 10.1-613.5 of the Code of Virginia. There will be no fee assessed for a low hazard impounding structure exempted from fees pursuant to [ 4VAC50-20-51 or ] 4VAC50-20-501 or for the decommissioning of an impounding structure.

A. The fee for processing registration statements from impounding structure owners seeking to obtain coverage under the general permit for low hazard impounding structures shall be $300.

B. There will be no fee assessed for a low hazard impounding structure exempted from fees pursuant to  [ 4VAC50-20-51 and ]  4VAC50-20-501.

C. The fee for processing registration statements from impounding structure owners obtaining coverage under the conditional general permit for low hazard impounding structures shall be $200.

D. The board may allow a partial credit towards the general permit fee if the owner of the impounding structure has completed, to the director's satisfaction, the conditions of the conditional general permit prior to its expiration.

A. Any application for a six-year Regular Operation and Maintenance Certificate after September 26, 2008, except as otherwise exempted, shall be accompanied by a payment as determined in subsection B of this section.

B. Fees for High, Significant, or Low Hazard Potential high hazard potential or significant hazard potential impounding structures shall be as follows:

1. $600 for High Hazard Potential high hazard potential.

2. $600 for Significant Hazard Potential significant hazard potential.

3. $300 for Low Hazard Potential.

C. Fees for extension of Regular Operation and Maintenance Certificates shall be $250 per year or portion thereof of a year.

A. Pursuant to § 10.1-605.3 of the Code of Virginia, the owner of a low hazard potential impounding structure shall apply for general permit coverage from the board in accordance with 4VAC50-20-502, except as provided for in 4VAC50-20-501.

B. Holders of a either a regular or conditional Operation and Maintenance Certificate for a low hazard potential impounding structure shall be transitioned to general permit coverage upon the expiration of the certificate. In lieu of a certificate renewal, registration coverage materials pursuant to 4VAC50-20-502 shall be submitted to the department 90 days prior to the expiration of the certificate.

A. In accordance with § 10.1-605.3 of the Code of Virginia, should the failure of a low hazard potential impounding structure cause no expected loss of human life and no economic damage to any property except property owned by the impounding structure owner, the owner may choose to meet the following requirements instead of the requirements specified in the general permit for low hazard impounding structures:

1. A licensed professional engineer certifies that the impounding structure is a low hazard potential impounding structure that will cause no expected loss of human life and no economic damage to any property except property owned by the impounding structure owner;

2. The owner of an impounding structure shall notify the local emergency management coordinator in the event of a failure or emergency condition at the impounding structure; however, no emergency preparedness plan prepared pursuant to 4VAC50-20-177 shall be required; and

3. The owner of an impounding structure shall perform inspections of the impounding structure annually in accordance with the requirements of 4VAC50-20-105.

B. No specific spillway design flood is required for a dam that meets the criteria established in subsection A of this section, although the recommended minimum spillway design flood is a 50-year flood.

C. Any owner of an impounding structure electing to utilize the requirements of subsection A of this section shall otherwise comply with all other requirements of this chapter applicable to low hazard impounding structures.

D. The owner shall notify the department immediately of any change in circumstances that would cause the impounding structure to no longer qualify to utilize the provisions of this section.

E. No certificate or permit fee established in this chapter shall be applicable to the impounding structure.

A. A complete and accurate registration statement shall be filed by the dam owner in accordance with the requirements of this section prior to the issuance of coverage under the general permit.

B. A complete registration statement shall include the following:

1. 소유자의 이름과 주소;

2. 저수 구조물의 위치;

3. 저수 구조물의 높이;

4. 저수된 물의 양;

5. 비상 대비 계획은 몬태나 주 비상 관리국( 4)의 VAC50-20-177 규정에 따라 수립되었습니다.

6 .  [ The results of a safety inspection conducted by a licensed professional engineer consistent with § 10.1-607 upon initial application for a permit for any dams that are not currently operating under a Regular or Conditional Operation and Maintenance Certificate. For any dam that is transitioning from a Regular Operation and Maintenance Certificate and has had a safety inspection completed within the last six years, a safety inspection will not be required as part of the general permit registration statement. For any dam that is transitioning from a Conditional Operation and Maintenance Certificate and has had a safety inspection completed within the last two years, a safety inspection will not be required as part of the general permit registration statement. ]

7. The applicable fee for the processing of registration statements as set out in 4VAC50-20-375; and

 [ 8 . ] A certification from the owner that the impounding structure (i) is classified as low hazard potential pursuant to a determination by the department or the owner's professional engineer in accordance with § 10.1-604.1 of the Code of Virginia and this chapter; (ii) is, to the best of the owner's knowledge, properly and safely constructed  [ 그리고 ] [ ; (iii) ] currently has no observable deficiencies [ or if deficiencies exist, such deficiencies shall be corrected in a timeframe and 매너 acceptable to the Department ] ; 그리고  [ (iii) ] [ iv ] shall be maintained and operated in accordance with the provisions of the general permit.

Any impounding structure owner whose registration statement is approved by the board will receive the following permit and shall comply with the requirements in it.

General Permit No.: Dam Safety 1
Effective Date: (Date of Issuance of Coverage)
Expiration Date: (six years following Date of Issuance of Coverage)
GENERAL PERMIT FOR OPERATION OF A LOW HAZARD POTENTIAL IMPOUNDING STRUCTURE

In compliance with the provisions of the Dam Safety Act and attendant regulations, owners of an impounding structure covered by this permit are authorized to operate and maintain a low hazard potential impounding structure. The owner shall be subject to the following requirements as set forth in this general permit.

1. The spillway design of the owner's impounding structure shall be able to safely pass a 100-year flood. When [  적절한 ] [ no critical infrastructure, as defined in § 44.146.28:2, public highway, or any access to a public utility, as defined in § 56-232, is determined to be within the dam break inundation zone ] , the spillway design flood requirement may be further reduced to the 50-year flood [ in accordance with an incremental damage analysis conducted by the owner's engineer ] [ if approved by the Department ] .

2. The owner shall develop and maintain an Emergency Preparedness Plan in accordance with 4VAC50-20-177. The owner shall update and resubmit the Emergency Preparedness Plan immediately upon becoming aware of necessary changes to keep the plan workable.

3. 소유주는 보관 시설에 대한 연간 검사를 실시해야 합니다. 소유주는 해당 기록을 유지하고, 해당 부서의 요청 시 이를 제공해야 합니다. 해당 부서는 2011년 버지니아 행정 규정( 4) VAC50-20-180 에 따라 필요시 검사를 실시하여야 합니다.

4. 소유주는 압류 시설이 적절하고 안전하게 유지 및 운영되도록 보장하여야 하며, 해당 부서의 요청 시 다음 서류를 제출할 수 있도록 준비하여야 합니다:

a. An operating plan and schedule, including narrative on the operation of control gates and spillways and the impoundment drain;

b. 토사 댐 저수 구조물에 대한 댐, 주요 배수구, 비상 배수구, 저수구, 저수 지역, 하류 채널 및 수위 계측기 등에 대한 유지보수 계획 및 일정; 및

c. 콘크리트 저수 구조물에 대한 유지보수 계획 및 일정(상류면, 하류면, 댐 정상부, 터널, 터널 입구, 댐 기저부, 배수구, 게이트 및 배출구, 수위계 포함).

5. The owner shall not permit growth of trees and other woody vegetation and shall remove any such vegetation from the slopes and crest of embankments and the emergency spillway area, and within a distance of 25 feet from the toe of the embankment and abutments of the dam.

6. The owner shall notify the department immediately of any change in circumstances that would cause the impounding structure to no longer qualify for coverage under the general permit. In the event of a failure or an imminent failure of the impounding structure, the owner shall immediately notify the local emergency management coordinator, the Virginia Department of Emergency Management, and the department. The department shall take actions in accordance with § 10.1-608 or 10.1-609 of the Code of Virginia, depending on the degree of hazard and the imminence of failure caused by the unsafe condition.

7. In order to qualify for the protections established in § 10.1-606.3 of the Code of Virginia, the owner shall file a dam break inundation zone map developed in accordance with 4VAC50-20-54  [ or provides the limits of the dam break inundation zone in an 허용 가능 electronic format in accordance with 4VAC50-20-54 ] with the department and with the offices with plat and plan approval authority or zoning responsibilities as designated by the locality for each locality in which the dam break inundation zone resides.

If the general permit registration statement submittal is found to be incomplete, the director shall inform the applicant within 30 days and shall explain what changes are required for an acceptable submission. Within 60 days of receipt of a complete registration statement, the board shall act upon the application. Upon finding that the impounding structure as currently operating is in compliance with this chapter, the board shall issue a general permit for low hazard potential impounding structures. Should the board find that the impounding structure as currently operating is not in compliance with this chapter, the board may deny the permit registration statement or issue a conditional general permit for low hazard potential impounding structures in accordance with 4VAC50-20-505.

A. During the review of any general permit for low hazard potential impounding structures issued in accordance with 4VAC50-20-502, should the director determine that the impounding structure has nonimminent deficiencies, the director may recommend that the board issue a conditional general permit for low hazard potential impounding structures.

B. Notwithstanding the provisions of 4VAC50-20-503, the conditional general permit for low hazard potential impounding structures shall be for a maximum term of two years. This permit will allow the owner to continue normal operation and maintenance of the impounding structure and shall require that the owner correct the deficiencies on a schedule approved by the board.

C. A conditional general permit for low hazard potential impounding structures may be extended provided that the owner submits a written request justifying an extension, the amount of time needed to comply with the requirements set out in the current conditional permit for low hazard potential impounding structures, and any required fees. The owner must have demonstrated substantial and continual progress toward meeting the requirements of the conditional permit for low hazard potential impounding structures in order to receive an extension.

D. Once the deficiencies are corrected, the board shall issue a general permit for low hazard potential impounding structures when the impounding structure meets the requirements of 4VAC50-20-502.

A. Provided that an impounding structure's hazard potential classification does not change, an owner's coverage under the general permit shall be for a six-year term, after which time the owner shall reapply for coverage by filing a new registration statement and paying the necessary fee.

B. No less than 90 days prior to the expiration of the general permit, the owner shall submit a complete registration statement as established in 4VAC50-20-502.

C. No inspection of the impounding structure by a licensed professional engineer shall be required if the owner certifies at the time of general permit coverage renewal that conditions at the impounding structure and downstream are unchanged.

Failure to comply with the provisions of the general permit issued in accordance with 4VAC50-20-503 or the provisions of a conditional general permit issued in accordance with 4VAC50-20-505 may result in enforcement actions pursued in accordance with the Dam Safety Act, including penalties assessed in accordance with §§  [ 101- 및609 ] 10.1-613.1  [ 및 10.1-613.2  ] 버지니아 주법전.

A. Prior to the transfer of ownership of a permitted impounding structure, the permittee shall notify the director in writing, and the new owner shall file a transfer notification with the department. A form for the transfer notification is available from the department. The new owner shall amend the existing permit application as necessary and shall certify to the director that the new owner is aware of and will comply with all of the requirements and conditions of the permit.

B. The transfer notification shall include the following required information:

1. Project information, including the name and inventory number of the structure and name of the reservoir;

2. Location of the impounding structure, including the city or county and the latitude and longitude;

3. Effective date and expiration date of the permit to be transferred;

4. 이전 소유자의 이름, 우편 주소, 거주지 및 사업장 전화번호;

5. 신규 소유자의 성명, 우편 주소, 거주지 및 사업장 전화번호;

6. 이전 소유주가 서명하고 날짜를 기재한 인증서 이전 요청;

7. Certification of compliance with the permit terms and conditions signed and dated by the new owner; and

8. Contact information updates for the new owner, including name, mailing address, and residential and business telephone numbers.