Water Main Installation
Purpose
To provide specifications and information on installation of ductile iron water mains in the city of San Francisco
Who Must Comply?
All construction projects that include the new installation, relocation, or other modification of a public water main operated by the SFPUC
The City Distribution Division (CDD) Standard Specifications and Plans for Water Main Installation contain the requirements for new low pressure (potable and recycled) water main installations in the city of San Francisco for pipelines smaller than or equal to sixteen (16) inches in diameter. The specifications and plans can be downloaded via the links below.
CDD Standard Specifications for Installation of Ductile Iron Water Mains 16-Inches and Smaller
| Full Standard Specifications - January 2020 |
| 01 11 00: General Requirements |
| 01 41 28: Protection of Existing Water and AWSS Facilities |
| 01 78 39: Project Record Documents |
| 31 10 00: Water Utility Piping Materials |
| 31 23 36: Excavation and Backfill |
| 32 10 00: Pavement Restoration |
| 33 11 00: Installation of 16-Inch and Smaller Water Mains and Appurtenances |
| 33 11 41: Polyethylene Encasement of Ductile Iron Pipe |
| 33 11 43: Removal of SFWD-Owned Valve Box and Cover |
| 33 12 13: Installation of Screw Taps, Service Pipe and Fittings |
| 33 13 00: Sanitary Work Practices and Disinfection of Water Utility Distribution |
Standard Plan for Ductile Iron Water Main Installation
| Full Set - Standard Plans (Revision January 2020) |
| CDD-LP-001A: Potable/Recycled Water New Main Installation Standard Configuration (1/2) |
| CDD-LP-001B: Potable/Recycled Water New Main Installation Standard Configuration (2/2) |
| CDD-LP-002: Potable & Recycled Water Pipe Trench |
| CDD-LP-003: Air Valves & Blow Offs |
| CDD-LP-004A: Fire Hydrant |
| CDD-LP-004B: Hydrant Cap |
| CDD-LP-005: 4” & 6” Flushing Assembly |
| CDD-LP-006: Positive Pipe Restraint In Addition To Restraint Gaskets |
| CDD-LP-008: Installation of Pipe End for SFWD Connection |
Connection Plans – New Bypass to Existing Pipe
| CDD-LP-101: For New 8" Pipe to Existing 6" or 8" Pipe |
| CDD-LP-102: For New 12" or 16" Pipe to Existing 6" or 8" Pipe |
| CDD-LP-103: For New 6" or 8" Pipe to Existing 12" or 16" Pipe |
| CDD-LP-104: For New 12" or 16" Pipe to Existing 12" Pipe |
| CDD-LP-105: For New 12" Pipe to Existing 16" Pipe |
| CDD-LP-106: For New 16" Pipe to Existing 16" Pipe |
Connection Plans - New Bypass Tap to Existing Pipe
| CDD-LP-107: For New 8" Pipe to Existing 12" or 16" Pipe |
| CDD-LP-108: For New 12" Pipe to Existing 16" Pipe |
Connection Plans – New Bypass to New Pipe
| CDD-LP-109: For New 8" Pipe to New 8" Pipe |
| CDD-LP-110: For New 12" or 16" Pipe to New 8" Pipe |
| CDD-LP-111: For New 12" or 16" Pipe to New 12" Pipe |
| CDD-LP-112: For New 16" Pipe to New 16" Pipe |
Connection Plans – New Parallel Main Connection
Connection Plans – New Lateral Main
| CDD-LP-117: For New 4", 6" or 8" Branch to New 4", 6" or 8" Main |
| CDD-LP-118: For New 4", 6", 8" or 12" Branch to New 12" Main |
| CDD-LP-119: For New 4", 6", 8", 12" or 16" Branch to New 16" Main |
Connection Plans – New Lateral Branch to Existing Main
| CDD-LP-120: For New 4", 6" or 8" Branch to Existing 4", 6" or 8" Main |
| CDD-LP-121: For New 4", 6", 8" or 12" Branch to New 12" Main |
| CDD-LP-122: For New 6", 8" 12" or 16" Branch to Existing 16" Main |
Connection Plans – New Lateral Branch Tap to Existing Main
| CDD-LP-123: For New 4", 6" or 8" Tap to Existing 6", 8" or 12" Main |
| CDD-LP-124: For New 6", 8" or 12" Tap to Existing 16" Main |
Connection Plans – New Lateral Main to Existing Branch
| CDD-LP-125: For New 4", 6" or 8" Main to 4", 6" or 8" Existing Branch |
| CDD-LP-126: For New 12" Main to Existing 4", 6" or 8" Branch |
| CDD-LP-127: For New 16" Main to Existing 6" or 8" Branch |
| CDD-LP-128: For New 12" or 16" Main to Existing 12" Branch |
| CDD-LP-129: For New 16" Main to Existing 16" Branch |
Connection Plans – New Hydrant
| CDD-LP-130: For 6" or 8" Pipe |
| CDD-LP-131: For 12" or 16" Pipe |
Resources
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Water Services, Valve Boxes/Covers, and Miscellaneous
Water Services
Valve Boxes and Covers
CDD-LP-250: Standard Potable Water Valve Box Installation CDD-LP-251: Standard SFWD Potable Water Gate Valve Cover CDD-LP-252: Standard SFWD Recycled Water Gate Cover CDD-LP-253A: Adjustment of Standard Potable Gate Cover to New Pavement Grade (<=4") CDD-LP-253B: Adjustment of Standard Potable Gate Cover to New Pavement Grade (>4") CDD-LP-254: Adjustment of Potable Valve Boxes and Covers on Water Laterals to Sidewalk Grade CDD-LP-255: 4 IN Air Valve Enclosure CDD-LP-256: Air Valve Enclosure Modified for 8-IN Air Valve CDD-LP-257: Adjustment of Water Meter Box at Curb Ramps Miscellaneous
CDD-LP-301: Lugs and Tie Rods CDD-LP-302: Plain and Bell Bands _ Plate Washers and Tie Bolts CDD-LP-303: Rubber Gasket Joint Bell CDD-HP-401: AWSS Monitoring Point For Bell And Spigot Pipe CDD-HP-402: AWSS Monitoring Point For Double Spigot Pipe CDD-LP-501: Typical Method of Measuring, Recording and Identifying Mains, Services, Gate Valves and All Appurtenances CDD-LP-502: Minimum Information Required for Domestic and Recycled Water As-Built Drawings CDD-LPHP-304: Minimum Clearance Between Tiebacks and CDD Facilities CDD-LPHP-503: Minimum Operating Space for Gate Truck CDD-LP-504A: Shoring Support for Main Connection <5' Deep - Plan View CDD-LP-504B: Shoring Support for Main Connection <5' Deep - Section View
Last updated: 02/01/2021