Standard Specifications

Water-Related Public Works Standard Plans and Specifications

Please contact the Water Division office at 707-257-9521 with any additional questions.

  1. Combined Water Standards
  2. W-01 - 0.75-in and 1-in Water Service
  3. W-02A - 1.5-in Water Service
  4. W-02B - 2-in Water Service
  5. W-03A - 3-in Water Service
  6. W-03B - 4-in Water Service
  7. W-03C - 6-in Water Service
  8. W-04A - 2-in Fire Service
  9. W-04B - 4-in and Larger Fire Services
  10. W-04C - 6-in and Larger Fire Service with Meter
  11. W-05A - DCV for .75-in and 1-in Residential Services
  12. W-05B - DCV for 1.5-in and 2-in Residential Services
  13. W-05C - DCV (Exterior) for 3-in to 8-in Residential Services
  14. W-05D - DCV (Interior) for 3-in to 8-in Residential Services
  15. W-06A - RP (Exterior) for .75-in to 2-in Commercial Services
  16. W-06B - RP (Interior) for .75-in to 2-in Commercial Services
  17. W-06C - RP (Exterior) for 3-in to 8-in Commercial Services
  18. W-06D - RP (Interior) for 3-in to 8-in Commercial Services
  19. W-07A - DCV (Exterior) for 2-in Fire Services
  20. W-07B - DCV (Interior) for 2-in Fire Services
  21. W-07C - DCV (Exterior) for 4-in to 8-in Fire Services
  22. W-07D - DCV (Interior) for 4-in to 8-in Fire Services
  23. W-08 - Fire Hydrant
  24. W-09 - Valves
  25. W-10A - 2-in Blow-Off Assembly
  26. W-10B - 2-in Blow Off (TOP)
  27. W-10C - Transmission Valve_Blowoff_Bypass
  28. W-10D - Water Sampling Station
  29. W-10E - Motorized Transmission Valve_Blowoff_Bypass
  30. W-11A - 1-in Air Release and Vacuum Valve
  31. W-11B - 2-in Air Release and Vacuum Valve
  32. W-12 - General Water Notes
  33. W-13A - Water Trench Detail
  34. W-13B - DOT Water Main Casing
  35. W-14A - Thrust Block and Wingwalls
  36. W-14B - Water Main Restraint Details
  37. W-14C - Typical System Restraint Lengths
  38. W-15 - Water Main Offsets
  39. W-16A - Hot-Tap Detail
  40. W-16B - Tie-In
  41. W-17 - Abandonment of Existing Water Facilities
  42. W-18 - Water Facility Obstruction Separation Requirements
  43. W-19 - Future Water Main Extension Stub
  44. W-20A - Water Service Responsibility
  45. W-20B - Water Service Responsibility (Unmetered Service)
  46. W-21 - Installation of Fire Hydrant Pavement Markers
  47. W-22A - Horizontal Separation Requirements from Utilities
  48. W-22B - Vertical Separation Requirements from Utilities
  49. W-23A - Pipe Connectivity
  50. W-23B - Exothermic Weld
  51. W-23C - Bond Cables
  52. W-23D - Cable Splice
  53. W-24A - Anode Installation
  54. W-24B - Anode Installation (Fitting)
  55. W-24C - Anode Installation (Vertical Offset)
  56. W-24D - Anode Installation (Leak Clamp)
  57. W-24E - Anode Installation - Drivable Magnesium Anodes
  58. W-25A - Insulating Joint
  59. W-25B - Insulating Joint Coating
  60. W-26A - Test Station and Terminal Box
  61. W-26B - Anode Test Station (Existing Pipe)
  62. W-26C - Test Station Cable Identification
  63. W-27A - Test Station (Corrosion)
  64. W-27B - Test Station (Foreign Pipeline)
  65. W-28A - Anode Test Station (DIP)
  66. W-28B - Anode Test Station (Fire Hydrant)
  67. W-28C - Anode Test Station (Valve)
  68. W-28D - Anode Test Station (Cross)
  69. W-28E - Anode Test Station (Casing)
  70. Water Distribution Design Provisions