Utilities Codes and Standards

Pervious pavement codes, engineering standards, maps, and comprehensive plans related to utilities are presented here. Utilities' engineering standards are updated annually. Hard copies are available at the Service First desk at City Hall.

Codes

• Utilities' Codes

Water

• Water Engineering Standards
• Water Engineering Standard Details

Sewer

• Sewer Engineering Standards
• Sewer Engineering Standard Details

Storm and Surface Water

• Surface Water Engineering Standards
• Surface Water Engineering Standard Details
• Storm and Surface Water Maintenance Standards
• Single Family Residential Stormwater Guidelines

Light Rail 

• Light Rail Engineering Standards
• Light Rail Engineering Standard Details

Drainage Guidelines for Single-Family Residential Development

• Amended Soil and Post Construction Soil Quality and Depth

Note to utility extension permit applicants: Generally, the standards in effect when a permit is applied for will apply to the project. See the Standards Update Notice for details.

Utilities GIS Map Data

Bellevue Infiltration Potential Map

• GIS version
• PDF version (may not be sufficiently detailed to meet permit application requirements)

Incorporating Low-Impact Development into Codes

• 2017 Storm and Surface Water Engineering Standards Training