Drainage Manual Chapters 11 & 12
Outlet Protection Form
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Chapter 11
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Storm Drainage Systems | Overview, Introduction, Inadequate Drainage, System Planning, Costs |
| Symbols And Definitions | ||
| Concept Definitions | ||
| System Planning | Introduction, General Design Approach, Required Data, Preliminary Sketch, Special Considerations, ConnDEP Requirements, Documentation | |
| Hydrology | Introduction, Rational Method, Runoff Coefficient, Rainfall Intensity, Time of Concentration, Detention Storage | |
| Pavement Drainage | Introduction, Longitudinal Slope, Cross Slope, Roadside and Median Channels, Bridge Decks, Hydroplaning, Underdrains | |
| Design Frequency and Spread | ||
| Inlets | General, Standard ConnDOT Inlets, Standard ConnDOT Grates, Inlets on Grade, Inlets at Low Points, Curbing, Inlet Locations | |
| Gutter Flow Calculations | Introduction, Manning's n for Pavements, Uniform Cross Slope Procedure, Composite Gutter Sections Procedure, V Type Gutter Sections Procedure, Grate Inlets in a Sag, Slotted Inlets on Grade, Slotted Inlets in a Sag, Inlet Spacing Computations (Gutter Flow Analysis), Low Point Analysis Computations | |
| Manholes | Location, Spacing, Standard ConnDOT Manholes (Standard Sheet M507-A), Sizing | |
| Storm Drains | Introduction, General Guidelines, Outlets, Bridge Deck Outlets, Storm Drainage System Design Procedures, Check Storm for Sag Point, Hydraulic Capacity | |
| Hydraulic Grade Line |
Introduction, Tailwater, Exit Loss, Bend Loss, Pipe Friction Losses, Structure Losses, Hydraulic Grade Line Design Procedure | |
| Outlet Protection | Assessment of Erosion Potential, Types of Outlet Protection, Design Criteria, Tailwater Depth, Apron Dimensions, Preformed Scour Hole, Design Procedure for Riprap Outlet Protection | |
| References | ||
| Typical Grading for Type "C-L" Catch Basins Located in a Swale | ||
| Water Quality Flow (WQF) and Flow Diversion Guidance | ||
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Chapter 12
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Pump Stations | Overview, Introduction, Design Considerations |
| Symbols And Definitions | ||
| Design Considerations | Location, Hydrology, Collection Systems, Station Types, Pump Types, Submergence, Water-Level Sensors, Power, Discharge System, Flap Gates And Valving, Trash Racks And Grit Chambers, Ventilation, Roof Hatches And Monorails, Equipment Certification And Testing, Monitoring, Hazardous Spills | |
| Additional Considerations | Construction, Maintenance, Retrofitting Stations, Safety, Environmental | |
| Recommend Design Criteria | Objective, Station Type And Depth, Power, Discharge Head And System Curve, Main Pumps, Standby/Spare Pumps, Storage, Sump Pumps, Wet Well Design, Stormwater Pump Station Storage | |
| Design Procedure | Introduction, Pump Station Design Documentation |
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| Philosophy | ||
| References |
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