Customer Services

The drawings below are designed to help customers with water line extensions. If you have questions about these drawings, please contact John Goodwill, water resource engineer, at (509) 661-4022 or by e-mail.

Click here to download a free version of Autodesk Design Review DWF (Drawing Web Format) Viewer for integrating, viewing and plotting the Water Standard Details.

• 1-inch Single Service Connection Detail for Standard Water Service Pressure 
• 1-inch Single Service Connection Detail for High Water Service Pressure
• 1 1/2-inch Double Service Connection Detail for Standard Water Service Pressure
• 1 1/2-inch Double Service Connection Detail for High Water Service Pressure
• 1 1/2 and 2-inch Single Service Connection Detail for Standard Water Service Pressure
• 1 1/2 and 2-inch Single Service Connec tion Detail for High Water Service Pressure
• 3-inch thru 6-inch Service Connection Detail
• Blow Off Hydrant Detail
• General Construction Notes
• Water Main Trench Detail
• Service Line Trench from Main to Chamber Detail
• Private Service Line Trench from Chamber to Point of Termination Detail
• Pipe Restraint Requirements
• Hydrant Assembly Detail
• Hydrant Location and Bollard Detail
• Connection to Existing Main and Flushing Detail
• 1-inch Combination Air Valve Assembly Detail
• Casing Pipe Detail
• Pressure Reducing Vault Detail
• Double Check Detector Assembly
• Reduced Pressure Backflow Assemblies RPBA and RDDA
• Deadman Thrust Blocking
• Horizontal Thrust Blocking