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Standard Guidelines for the Design, Installation, and Operation and Maintenance of Urban Stormwater Systems.

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Standards ANSI/ASCE/EWRI 45-16, 46-16, and 47-16 provide guidance for the design, installation, and operation and maintenance of urban stormwater systems.

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Title

Standard Guidelines for the Design, Installation, and Operation and Maintenance of Urban Stormwater Systems.

Call No

628.21202187

Digital Link

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Authors

Engineers, American Society of Civil

Subjects

Storm sewers - Standards - United States.

Language

English

Published

Reston : American Society of Civil Engineers, 2017.

Publication Desc

1 online resource (134 pages).

ISBN

9780784480199 (electronic bk.)

Series

Standards Ser. Standards Ser. v.ANSI/ASCE/EWRI 45-16, 46-16, 47-16

Summary MARC Cover Image Additional Info

Summary Note

Standards ANSI/ASCE/EWRI 45-16, 46-16, and 47-16 provide guidance for the design, installation, and operation and maintenance of urban stormwater systems.

Content Note

Intro -- CONTENTS -- STANDARD GUIDELINES FOR THE DESIGN OF URBAN STORMWATER SYSTEMS, ANSI/ASCE/EWRI 45-16 -- CONTENTS -- PREFACE -- ACKNOWLEDGMENTS -- CHAPTER 1: SCOPE -- 1.1 Applicable Standards -- CHAPTER 2: DEFINITIONS -- 2.1 General -- 2.2 Terms -- CHAPTER 3: SITE ANALYSIS -- 3.1 Basic Requirements -- 3.1.1 Topography -- 3.1.2 Geography -- 3.1.3 Water Table -- 3.1.4 Geology -- 3.1.5 Water Source -- 3.1.6 Soil Information -- 3.1.6.1 Soil Classification -- 3.1.6.2 Hydraulic Conductivity and Permeability -- 3.1.6.3 Strata and Layers -- 3.1.6.4 Soil/Water Chemistry -- 3.1.6.5 Temperature -- 3.1.6.6 Soil Testing -- 3.1.7 Environmental Factors -- 3.1.7.1 Water Quality -- 3.1.7.2 Flooding -- 3.1.7.3 Wetlands -- 3.1.7.4 Principal or Primary Aquifers -- 3.1.7.5 Hydrology -- 3.1.8 Physical Constraints -- 3.1.9 Land Use -- 3.1.10 Zoning Regulations -- 3.1.11 Other Governmental Regulations -- CHAPTER 4: HYDROLOGY -- 4.1 Quantity -- 4.1.1 Design Points and Return Periods -- 4.1.2 Runoff Determination Methods -- 4.1.2.1 Statistical Methods -- 4.1.2.2 Regional Methods -- 4.1.2.3 Transfer Methods -- 4.1.2.4 Rainfall Runoff Methods -- 4.1.3 Design Rainfall -- 4.1.4 Rainfall Abstraction -- 4.1.5 Runoff Hydrographs -- 4.1.6 Rational Method -- 4.1.6.1 Assumptions -- 4.1.6.2 Runoff Coefficient -- 4.1.7 Time of Concentration -- 4.1.7.1 Sheet Flow -- 4.1.7.2 Shallow Concentrated Flow -- 4.1.7.3 Open Channel Flow -- 4.1.8 Hydrograph -- 4.1.9 Calibration -- 4.1.10 Historical Information -- 4.2 Water Quality -- 4.2.1 Pollutant Sources -- 4.2.2 Water Quality Impacts -- 4.3 Rainfall Runoff Computer Models -- CHAPTER 5: NONSTRUCTURAL CONSIDERATIONS -- 5.1 Wetlands -- 5.2 Floodplains -- 5.3 Forests and Riparian Buffers -- 5.4 Stream Bank Assessment -- 5.5 Site Planning -- CHAPTER 6: SYSTEM CONFIGURATION -- 6.1 Collection System Types -- 6.1.1 Pipes or Conduits.
1.2 Inlet Structures -- 6.1.3 Drainage Ways -- 6.1.4 Streets -- 6.1.5 Flow Controls -- 6.1.6 Retention/Detention Facilities -- 6.1.6.1 Wetlands -- 6.1.6.2 Impoundments -- 6.2 Special Structures -- 6.2.1 Pumping Stations -- 6.2.2 Vaults -- 6.2.3 Manholes -- 6.2.4 Cleanouts -- 6.2.5 Equipment Access Shafts -- 6.3 Applications -- 6.3.1 Location Requirements -- 6.3.2 Site Restrictions -- CHAPTER 7: HYDRAULIC DESIGN -- 7.1 Hydraulic Principles -- 7.1.1 Flow Classification. -- 7.1.2 Energy Principle. -- 7.1.3 Momentum Principle. -- 7.1.4 Conservation of Mass. -- 7.2 Elements of Hydraulic Analysis -- 7.2.1 Normal Depth -- 7.2.2 Water Surface Profile Classification -- 7.2.3 Hydraulic Jump -- 7.2.4 Hydraulic Head Losses Because of Friction -- 7.2.5 Form Losses -- 7.2.5.1 Transition Losses -- 7.2.5.2 Pipe Junction Losses -- 7.2.5.3 Bend Losses -- 7.3 Hydraulic Structures -- 7.3.1 Stormwater Inlets -- 7.3.2 Culverts -- 7.3.2.1 Opening Size Determination -- 7.3.2.1.1 Flood Flow Determination -- 7.3.2.1.2 Downstream Hydraulic Conditions -- 7.3.2.1.3 Culvert Hydraulic Design -- 7.3.2.2 Special Considerations -- 7.3.2.2.1 Flow Continuity -- 7.3.2.2.2 Stone Riprap Outlet Design -- 7.3.2.2.3 Joint Design -- 7.3.2.2.4 Utility Interference -- 7.3.2.2.5 Standard Details -- 7.3.2.2.6 Safety Considerations -- 7.3.2.2.7 Freeboard -- 7.3.2.2.8 Flow over Top of Road -- 7.3.2.2.9 Special Hydraulic Losses -- 7.3.3 Bridges -- 7.3.4 Spillways and Drop Structures -- 7.3.5 Energy Dissipation and Outlet Structures -- 7.3.5.1 Straight Drop Spillways -- 7.3.5.2 Flip or Roller Bucket Spillways -- 7.3.5.3 Impact Stilling Basin -- 7.3.5.4 Hydraulic Jump Stilling Basins -- 7.3.5.5 Baffled Chute Spillway -- 7.3.5.6 Energy Dissipating Headwalls -- 7.3.6 Open-Channel Linings -- 7.3.6.1 Vegetated Channels -- 7.3.6.2 Lined Channels.
3.6.3 Mortared Masonry, Poured Concrete and Metal or Plastic Prefabricated Channels -- 7.3.7 Pumps -- 7.3.7.1 Vertical Pumps -- 7.3.7.2 Submersible Pumps -- 7.3.7.3 Centrifugal Pumps -- 7.3.7.4 Screw Pumps -- 7.3.7.5 Volute or Angle Flow Pumps -- 7.3.7.6 Discharge Conduits -- 7.3.7.7 Stormwater Pumping Station Design -- 7.3.7.7.1 Introduction -- 7.3.7.7.2 Generalized Solution -- 7.3.7.7.3 Comparison to Other Methods -- 7.3.7.7.4 Pump Operation -- 7.3.7.7.5 Example -- 7.3.7.7.6 Extension of the Method -- 7.3.7.7.7 More Generally -- 7.4 Hydraulic Analysis Procedures -- 7.5 Flow Routing -- 7.5.1 Muskingum Method or the Kinematic Wave Technique -- 7.5.2 Modified Kinematic Wave Routing Method -- 7.5.3 Modified Puls Method -- 7.6 Computer Models -- CHAPTER 8: STRUCTURAL DESIGN OF STORMWATER SYSTEMS -- 8.1 Loading -- 8.1.1 Dead Loads -- 8.1.1.1 Soil Loads -- 8.1.1.2 Pipe Weight -- 8.1.1.3 Internal Fluid Weight -- 8.1.1.4 Foundation Loads -- 8.1.1.5 Surcharge Loads -- 8.1.2 Live Loads -- 8.1.2.1 Highway Loadings -- 8.1.2.2 Train Loads -- 8.1.2.3 Aircraft Loads -- 8.1.2.4 Internal Hydraulic Transient Loads -- 8.1.3 Construction Loads -- 8.1.4 Jacking Loads -- 8.1.5 Other Loads -- 8.2 Embedment -- 8.3 Pipe and Culvert Structural Requirements -- 8.3.1 Concrete Pipe -- 8.3.1.1 Concrete Pipe Design -- 8.3.1.2 Standard Installations -- 8.3.1.3 Indirect Design Method -- 8.3.1.4 Direct Design Method -- 8.3.1.4.1 Pressure Distributions -- 8.3.1.4.2 Design Method -- 8.3.2 Flexible Pipe -- 8.3.2.1 Metal Pipe -- 8.3.2.1.1 Ring Compression Design -- 8.3.2.1.2 Allowable Stresses -- 8.3.2.1.3 Limitations of Steel Pipe with Longitudinal Seams -- 8.3.2.1.4 Standard Product Selection -- 8.3.2.2 Plastic Pipe Design -- 8.3.2.2.1 Deflection -- 8.3.2.2.2 Buckling -- 8.3.2.2.3 Bending -- 8.3.3 Box Culverts -- 8.3.3.1 Structural Plate Box Culverts.
3.3.2 Reinforced Concrete Box Culvert, Precast -- 8.3.3.3 Reinforced Concrete Box Culvert, Cast-in-Place -- 8.3.4 Pipe Joints -- 8.3.5 Trenchless Technology -- 8.3.5.1 Tunneling -- 8.3.5.2 Lining -- 8.3.6 Geosynthetics -- 8.4 Pipe Appurtenances and Other Structures -- 8.4.1 Pipe Appurtenances -- 8.4.2 Other Structures -- CHAPTER 9: MATERIALS -- 9.1 Environmental Considerations -- 9.2 Economic Considerations -- 9.3 Pipe and Culvert Materials -- 9.3.1 Rigid Pipe -- 9.3.1.1 Concrete Pipe -- 9.3.2 Metal Pipe -- 9.3.3 Thermoplastic Pipe -- 9.3.3.1 Acrylonitrile-Butadiene-Styrene (ABS) Pipe -- 9.3.3.2 Polyethylene (PE) Pipe -- 9.3.3.3 Polyvinyl Chloride (PVC) Pipe -- 9.3.4 Box Culverts -- 9.3.4.1 Reinforced Concrete Box Culverts, Precast -- 9.3.4.2 Structural Plate Box Culverts -- 9.3.5 Pipe Joints -- 9.4 Other Materials and Products -- CHAPTER 10: REGULATIONS AND PERMITS -- 10.1 Regulations -- 10.1.1 Urban Stormwater Systems -- 10.1.2 Urban Surface Drainage Systems -- 10.2 Permits -- 10.2.1 Contract Documents -- 10.2.2 Terms and Provisions -- CHAPTER 11: REFERENCES -- 11.1 Cited References -- 11.2 General References -- STANDARD GUIDELINES FOR THE INSTALLATION OF URBAN STORMWATER SYSTEMS, ANSI/ASCE/EWRI 46-16 -- CONTENTS -- FOREWORD -- ACKNOWLEDGMENTS -- CHAPTER 1: SCOPE -- CHAPTER 2: DEFINITIONS -- CHAPTER 3: CONTRACT DOCUMENTS -- 3.1 Plans -- 3.2 Specifications -- 3.3 Other -- CHAPTER 4: PRECONSTRUCTION SITE INSPECTION -- 4.1 Surface Features -- 4.2 Subsurface Features -- 4.2.1 Utilities -- 4.2.2 Geologic Conditions -- CHAPTER 5: CONSTRUCTION -- 5.1 Safety -- 5.2 Soil Erosion and Sediment Control -- 5.3 Site Preparation -- 5.4 Materials Receiving, Handling, and Storage -- 5.5 Line and Grade -- 5.6 Excavation -- 5.6.1 Excavation Limits -- 5.6.2 Handling of Excavated Material -- 5.6.3 Sheathing and Shoring -- 5.6.3.1 Trench Boxes with Subtrench.
6.3.2 Trench Boxes without Subtrench -- 5.6.4 Dewatering -- 5.7 Foundation Preparation -- 5.8 Placement of Drainage Materials -- 5.8.1 Pipe -- 5.8.2 Geocomposite Drainage Materials -- 5.8.3 Other Drainage Materials -- 5.9 Backfill -- 5.10 Site Restoration -- CHAPTER 6: INSPECTION -- 6.1 Inspection of Materials -- 6.1.1 Prefabricated or Premanufactured Components -- 6.1.2 Bedding, Backfill, and Envelope Materials -- 6.1.3 Storage of Materials -- 6.2 Inspection of Equipment -- 6.2.1 Safety -- 6.2.2 Suitability and Conformance -- 6.3 Inspection of Construction -- 6.3.1 Sequencing -- 6.3.2 Construction Layout -- 6.3.3 Excavation and Dewatering -- 6.3.4 Construction -- 6.3.5 Backfilling -- 6.3.6 Televising -- 6.3.7 Testing -- 6.4 Acceptance of Construction -- 6.5 Recording Observations -- 6.6 Record Drawings -- CHAPTER 7: REFERENCES -- APPENDIX A: INSPECTOR'S CHECKLIST FOR PRELIMINARY INSPECTION ACTIVITIES -- APPENDIX B: INSPECTOR'S CHECKLIST FOR CONSTRUCTION PROCEDURES -- STANDARD GUIDELINES FOR THE OPERATION AND MAINTENANCE OF URBAN STORMWATER SYSTEMS, ANSI/ASCE/EWRI 47-16 -- CONTENTS -- FOREWORD -- ACKNOWLEDGMENTS -- CHAPTER 1: SCOPE -- CHAPTER 2: DEFINITIONS -- CHAPTER 3: OPERATION AND MAINTENANCE PLAN -- 3.1 Scope -- 3.2 Responsibilities -- 3.3 Design Criteria -- 3.4 Scheduled Procedures -- 3.5 Unscheduled Operating Procedures -- 3.5.1 Line Blockage -- 3.5.2 Control Structure Blockage -- 3.5.3 Manholes and Catch Basin Blockage -- 3.5.4 Other Urban Stormwater System Components -- 3.6 Preventive Maintenance Procedures -- 3.6.1 Checklists -- 3.6.2 Annual System Inspections -- 3.7 Safety -- 3.7.1 Structures -- 3.7.2 Mechanical -- 3.7.3 Electrical -- 3.7.4 Underground Procedures -- 3.7.5 Other Safety Considerations -- CHAPTER 4: WATER QUALITY -- 4.1 Environmental Indicators -- 4.2 Water Quality Standards -- CHAPTER 5: PERIODIC INSPECTION.
1 Underground Safety.