Chapter 20. Impounding Structure RegulationsRead Chapter
- Part I.Read allGeneral
- Section 10
- Authority
- Section 20
- General provisions
- Section 30
- Definitions
- Section 40
- Hazard potential classifications of impounding structures
- Section 45
- Hazard potential classifications based on low volume roadways.
- Section 50
- Performance standards required for impounding structures
- Section 51
- Special criteria for certain low hazard impounding structures
- Section 52
- Incremental damage analysis
- Section 53
- Special criteria for reduced SDF requirement for certain high hazard dams
- Section 54
- Dam break inundation zone mapping
- Section 58
- Local government notifications
- Section 59
- Reporting
- Part II.Read allPermit Requirements
- Section 60
- Required permits
- Section 70
- Construction permits
- Section 80
- Alterations permits
- Section 90
- Transfer of permits
- Section 100
- [Repealed]
- Section 101
- General permit requirements for low hazard potential impounding structures
- Section 102
- Registering for coverage under the general permit for low hazard potential impounding structures
- Section 103
- Transitioning from regular or conditional certificates to general permit coverage for low hazard potential impounding structures
- Section 104
- Maintaining general permit coverage for low hazard potential impounding structures
- Part III.Read allCertificate Requirements
- Section 105
- Regular Operation and Maintenance Certificates
- Section 110
- [Repealed]
- Section 120
- [Repealed]
- Section 125
- Delayed effective date for Spillway Design Flood requirements for impounding structures
- Section 130
- [Repealed]
- Section 140
- [Repealed]
- Section 150
- Conditional operation and maintenance certificate
- Section 155
- Extension of Operation and Maintenance Certificates
- Section 160
- Additional operation and maintenance requirements
- Section 165
- Agricultural exemption
- Section 170
- Transfer of certificates
- Section 175
- Emergency Action Plan (EAP) for High and Significant Hazard Potential impounding structures
- Section 177
- Emergency Preparedness Plan for Low Hazard impounding structures
- Part IV.Read allProcedures
- Section 180
- Inspections
- Section 190
- Right to informal fact-finding proceeding or hearing
- Section 195
- Judicial review
- Section 200
- Enforcement
- Section 210
- Consulting committee
- Section 220
- Unsafe conditions
- Section 230
- Complaints
- Part V.Read allDesign Requirements
- Section 240
- Design of structures
- Section 250
- [Repealed]
- Section 260
- Spillway design
- Section 270
- Principal spillways and outlet works
- Section 280
- Drain requirements
- Section 290
- Life of the impounding structure
- Section 300
- Additional design requirements
- Section 310
- Plans and specifications
- Section 320
- Acceptable design procedures and references
- Section 330
- Other applicable dam safety references
- Part VI.Read allFees
- Section 340
- Authority to establish fees
- Section 350
- Fee submittal procedures
- Section 360
- Fee exemptions
- Section 370
- Construction Permit application fees
- Section 375
- Fee for coverage under the general permit for low hazard impounding structures
- Section 380
- Regular Operation and Maintenance Certificate application fees
- Section 390
- Conditional Operation and Maintenance Certificate application fees
- Section 395
- Simplified dam break inundation zone analysis fee
- Section 400
- Incremental Damage Analysis review fees
- DIBR
- DOCUMENTS INCORPORATED BY REFERENCE (4VAC50-20)