Surface Drainage Facilities for Airfields and Heliports - index
Purpose and scope.
Rainfall.
Figure 1. Design Storm Index 1 Hour Rainfall Intensity-Frequency Data
Figure 2. Standard Rainfall Intensity-Duration Curves or Standard Supply Curves
Rate of supply
Figure 3. Rates of Runoff and Rates of Supply Corresponding to Standard Supply Curves
Design procedures for the drainage system.
Storm-drain layout.
Typical design procedures.
Appendix B: Design Procedure
Figure B-1. Diagram For Estimating 2-Year 1-Hour Rainfall
Effective length.
Figure B-2. Rates of Runoff Versus Duration of Supply for Turfed Areas
Figure B-3. Rates of Runoff Versus Duration of Supply for Turfed Areas
Figure B-4. Rates of Runoff Versus Duration of Supply for Turfed Areas
Figure B-5. Computation of Hydrograph to Represent Runoff From Supply of Specified Duration
Figure B-6. Modification in L Required to Compensate For Differences in N and S
Table B-2. Coefficients of Roughness for Overland Flow
Figure B-7. Rates of Runoff Corresponding to Supply Curves No. 0.4 and 0.6
Figure B-8. Rates of Runoff Corresponding to Supply Curves No. 0.8 and 1.0
Figure B-9. Rates of Runoff Corresponding to Supply Curves No. 1.2 and 1.4
Figure B-10. Rates of Runoff Corresponding to Supply Curves No. 1.6 and 1.8
Figure B-11. Rates of Runoff Corresponding to Supply Curves No. 2.0 and 2.2
Figure B-12. Rates of Runoff Corresponding to Supply Curves No. 2.4 and 2.6
Figure B-13. Rates of Runoff Corresponding to Supply Curves No. 2.8 and 3.0
Figure B-14. Rates of Runoff Corresponding to Supply Curves No. 3.2 and 3.4
Table B-3. Rates of Runoff Corresponding to Intensites and Durations of Supply Represented
Figure B-15. Consolidated Design Curve Composite of Peak Runoff Rates and Critical Durations
Storage.
Figure B-16. Sample Computations of Storage Required With Selected Drain-Inlet Capacity
Table B-4. Design example.
Figure B-17. Drain-Inlet Capacity Versus Maximum Surface Storage L = 0 and 40 Feet
Figure B-18. Drain-Inlet Capacity Versus Maximum Surface Storage L = 100 and 200 Feet
Figure B-19. Drain-Inlet Capacity Versus Maximum Surface Storage L = 300 and 400 Feet
Figure B-20. Drain-Inlet Capacity Versus Maximum Surface Storage L = 600 and 800 Feet
Figure B-21. Drain-Inlet Capacity Versus Maximum Surface Storage L = 1,000 and 1,200 Feet
Drain-inlet and drain capacities.
Figure B-22. Nomograph for Computing Required Size of Circular Drain Smooth Interior, Flowing Full, n = 0.012
Figure B-23. Nomograph for Computing Required Size of Circular Standard Corrugated
Figure B-24. Nomograph For Computing Required Size of Circular Standard
Figure B-25. Nomograph For Computing Required Size of Circular Structural Plate Pipe
Appendix C: Design Example
Figure C-1. Sample Computations of Layout of Primary Storm Drainage System
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes - Continued - ufc_3_230_15fa0053
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes - Continued - ufc_3_230_15fa0054
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes - Continued - ufc_3_230_15fa0055
Table C-2. Airfield Drainage Size and Profile of Underground Storm Drains
Table C-2. Airfield Drainage Size and Profile of Underground Storm Drains - Continued - ufc_3_230_15fa0057
Table C-2. Airfield Drainage Size and Profile of Underground Storm Drains - Continued - ufc_3_230_15fa0058
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0060
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0061
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0062
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0063
Table C-4. Airfield Drainage Drain-Inlet Capacities Required to Limit Ponding to Permissible
Table C-4. Airfield Drainage Drain-Inlet Capacities Required to Limit Ponding to Permissible - Continued
Table C-5. Airfield Drainage Size and Profile of Underground Storm Drains
Table C-5. Airfield Drainage Size and Profile of Underground Storm Drains - Continued
Table C-6. Hydraulic Design Data On Underground Storm Drains Where Ponding is not Acceptable
Table C-6. Hydraulic Design Data On Underground Storm Drains Where Ponding is not Acceptable - Continued
Purpose and scope.
Rainfall.
Figure 1. Design Storm Index 1 Hour Rainfall Intensity-Frequency Data
Figure 2. Standard Rainfall Intensity-Duration Curves or Standard Supply Curves
Rate of supply
Figure 3. Rates of Runoff and Rates of Supply Corresponding to Standard Supply Curves
Design procedures for the drainage system.
Storm-drain layout.
Typical design procedures.
Appendix B: Design Procedure
Figure B-1. Diagram For Estimating 2-Year 1-Hour Rainfall
Effective length.
Figure B-2. Rates of Runoff Versus Duration of Supply for Turfed Areas
Figure B-3. Rates of Runoff Versus Duration of Supply for Turfed Areas
Figure B-4. Rates of Runoff Versus Duration of Supply for Turfed Areas
Figure B-5. Computation of Hydrograph to Represent Runoff From Supply of Specified Duration
Figure B-6. Modification in L Required to Compensate For Differences in N and S
Table B-2. Coefficients of Roughness for Overland Flow
Figure B-7. Rates of Runoff Corresponding to Supply Curves No. 0.4 and 0.6
Figure B-8. Rates of Runoff Corresponding to Supply Curves No. 0.8 and 1.0
Figure B-9. Rates of Runoff Corresponding to Supply Curves No. 1.2 and 1.4
Figure B-10. Rates of Runoff Corresponding to Supply Curves No. 1.6 and 1.8
Figure B-11. Rates of Runoff Corresponding to Supply Curves No. 2.0 and 2.2
Figure B-12. Rates of Runoff Corresponding to Supply Curves No. 2.4 and 2.6
Figure B-13. Rates of Runoff Corresponding to Supply Curves No. 2.8 and 3.0
Figure B-14. Rates of Runoff Corresponding to Supply Curves No. 3.2 and 3.4
Table B-3. Rates of Runoff Corresponding to Intensites and Durations of Supply Represented
Figure B-15. Consolidated Design Curve Composite of Peak Runoff Rates and Critical Durations
Storage.
Figure B-16. Sample Computations of Storage Required With Selected Drain-Inlet Capacity
Table B-4. Design example.
Figure B-17. Drain-Inlet Capacity Versus Maximum Surface Storage L = 0 and 40 Feet
Figure B-18. Drain-Inlet Capacity Versus Maximum Surface Storage L = 100 and 200 Feet
Figure B-19. Drain-Inlet Capacity Versus Maximum Surface Storage L = 300 and 400 Feet
Figure B-20. Drain-Inlet Capacity Versus Maximum Surface Storage L = 600 and 800 Feet
Figure B-21. Drain-Inlet Capacity Versus Maximum Surface Storage L = 1,000 and 1,200 Feet
Drain-inlet and drain capacities.
Figure B-22. Nomograph for Computing Required Size of Circular Drain Smooth Interior, Flowing Full, n = 0.012
Figure B-23. Nomograph for Computing Required Size of Circular Standard Corrugated
Figure B-24. Nomograph For Computing Required Size of Circular Standard
Figure B-25. Nomograph For Computing Required Size of Circular Structural Plate Pipe
Appendix C: Design Example
Figure C-1. Sample Computations of Layout of Primary Storm Drainage System
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes - Continued - ufc_3_230_15fa0053
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes - Continued - ufc_3_230_15fa0054
Table C-1. Airfield Drainage Drain-Inlet Capacities Required To Limit Ponding to Permissible Volumes - Continued - ufc_3_230_15fa0055
Table C-2. Airfield Drainage Size and Profile of Underground Storm Drains
Table C-2. Airfield Drainage Size and Profile of Underground Storm Drains - Continued - ufc_3_230_15fa0057
Table C-2. Airfield Drainage Size and Profile of Underground Storm Drains - Continued - ufc_3_230_15fa0058
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0060
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0061
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0062
Table C-3. Hydraulic Design Data on Underground Storm Drains Where Ponding is Permissible - Continued - ufc_3_230_15fa0063
Table C-4. Airfield Drainage Drain-Inlet Capacities Required to Limit Ponding to Permissible
Table C-4. Airfield Drainage Drain-Inlet Capacities Required to Limit Ponding to Permissible - Continued
Table C-5. Airfield Drainage Size and Profile of Underground Storm Drains
Table C-5. Airfield Drainage Size and Profile of Underground Storm Drains - Continued
Table C-6. Hydraulic Design Data On Underground Storm Drains Where Ponding is not Acceptable
Table C-6. Hydraulic Design Data On Underground Storm Drains Where Ponding is not Acceptable - Continued
