Appendix B. STORMWATER DRAINAGE AND DETENTION (DESIGN MANUAL)  


Appendix 1.1. EXECUTIVE SUMMARY
§ 1.1.1. PURPOSE
Appendix 2.1. GENERAL PROVISIONS
§ 2.1.1. GENERAL DESIGN REQUIREMENTS
§ 2.1.2. INTERPRETATION AND COMPATIBILITY WITH OTHER REGULATIONS
§ 2.1.3. DEFINITIONS
§ 2.1.4. ENACTMENT AUTHORITY
§ 2.1.5. ENFORCEMENT
§ 2.1.6. IMPACT FEE
Appendix 3.1. REVIEW AND APPROVAL PROCEDURES
§ 3.1.1. REVIEW PROCESS (DRAINAGE IMPACT STUDIES, CONSTRUCTION PLANS AND MITIGATION)
§ 3.1.2. BUILDING PERMIT PROCESS
§ 3.1.3. SUBDIVISION REVIEW PROCESS
§ 3.1.4. SPECIAL REQUIREMENTS
Appendix 4.1. HYDROLOGY
§ 4.1.1. RAINFALL
§ 4.1.2. HYDROLOGIC DATA
§ 4.1.3. COORDINATION
§ 4.1.4. RUNOFF COMPUTATION, HYDROGRAPH DEVELOPMENT AND MODELING
§ 4.1.5. FLOOD ROUTING
§ 4.1.6. LAND USE
§ 4.1.7. DATUM
§ 4.1.8. GAGE READING (HISTORIC DATA)
Appendix 5.1. HYDRAULIC DESIGN
§ 5.1.1. STORM DESIGN REQUIREMENTS
§ 5.1.2. CLOSED STORM DRAINAGE SYSTEM
§ 5.1.3. OPEN STORM DRAINAGE SYSTEM
Appendix 6.1. SYSTEM STORAGE
§ 6.1.1. DETENTION FACILITIES
Appendix 7.1. EROSION AND SEDIMENT CONTROL
§ 7.1.1. DESIGN
§ 7.1.2. MAINTENANCE
§ 7.1.3. BEST MANAGEMENT PRACTICES
Appendix 8.1. SERVITUDE REQUIREMENTS AND DEDICATION
§ 8.1.1. SERVITUDE CRITERIA AND GUIDELINES
§ 8.1.2. LETTER OF NO OBJECTION
§ 8.1.3. RESPONSIBILITY
§ 9.1. LIST LDOTD STANDARD DRAINAGE DETAILS
Appendix 10.1. EXHIBITS (See Exhibit Sheets to Follow)
§ 10.1.1. EXHIBIT 1 - MAJOR DRAINAGE ARTERIES
§ 10.1.2. EXHIBIT 2 - BUILDING PERMIT DRAINAGE DESIGN FLOW CHART
§ 10.1.3. EXHIBIT 3 - NOAA 25-YEAR, 24-HOUR RAINFALL
§ 10.1.4. EXHIBIT 4 - NOAA TEN-YEAR, 24-HOUR RAINFALL
§ 10.1.5. EXHIBIT 5 - TABLE OF LAND USE COEFFICIENTS
§ 10.1.6. EXHIBIT 6 - PRE- VS. POST HYDROGRAPH WITH VOLUME (Sample Site Discharge Hydrograph)
§ 10.1.7. EXHIBIT 7 - LDOTD DRAINAGE STRUCTURES
§ 10.1.8. EXHIBIT 8 - MANNING ROUGHNESS COEFFICIENT
§ 10.1.9. EXHIBIT 9 - SAMPLE OF BEST MANAGEMENT PRACTICES (BMPs)
§ 10.1.10. EXHIBIT 10 - ENGINEERING APPROVAL CHECK LIST
§ 11.1. APPENDIX "A": RESIO STAGE ELEVATIONS
§ 12.1. REFERENCES