Design Requirements Update

Engineering Utility & Transportation Design Requirements

The City of Redmond publishes documents that govern engineering design of improvements of:
  • transportation
  • water
  • wastewater
  • stormwater
These documents are updated periodically in response to changes in technologies, changes in development patterns, and input from developers, contractors, engineers, inspectors, maintenance workers and members of the public. 

Currently accepting comments until May 03, 2019.

2018 Standard Specifications & Details

Standard Specifications- DRAFT (PDF)


Current documents available for download:

Standard Specifications & Details

 Standard Specifications and Details March 2018


Traffic Signals September 2002

Illumination Design November 2018

Bicycle Facilities August 2016

Work Zone Traffic Control February 2015

Roundabouts  June 2013


Last Update: 2019 Stormwater Technical Notebook (Redline Version) March 2019

Current: 2019 Stormwater Technical Notebook (Published Version) April 2019

Water / Wastewater

Last Update: March 2019

2019 Water/Wastewater Design Requirements (Redline Version)

 Current: April 2019
2019 Water/Wastewater Design Requirements (Published Version) 

To provide input on any of the design manuals:

Email: Public Works

Call: 425-556-2701

Comments received will be routed to staff responsible and will be considered in the next update process.