Building Department

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Framed HouseThe Building Department, in partnership with the community, continues to provide structural and safety protection for the occupants of existing and new structures, through the use of adopted construction codes. This department also strives to preserve the integrity of neighborhood environments, resulting in a higher quality of life in accordance with the City Council core values.

The Building Department is responsible for the enforcement of state-mandated laws and International Building Codes, plan review for code compliance, permit issuance, maintenance of permit records, plans, and submitting building activity reports to the state, county, and other agencies. Building inspection is provided to ensure building construction compliance with electrical, plumbing, mechanical, handicap, energy and security codes, state safety laws and City ordinances. Overall, the Building Department focuses on promoting awareness of codes relative to fire and life safety and enforcement of those codes.

To contact the Community & Economic Staff please contact City Hall. 509-782-3513

Design Requirements

Design Requirements
Snow Load 40 Ibs/sq. ft. for elevations < 950 ft.
40 Ibs/sq. ft. X 0.043 Ibs/sq. ft. if elevation > 950 ft.
Basic Wind Speed 85 MPH
Wind Exposure C, unless otherwise permitted by code
Seismic Design Factors SDS and SD1 per USGA seismic application
Seismic Site Class> D, unless warranted by geotechnical information
Weathering Severe
Minimum Footing Depth for Frost Penetration 24-inches below grade for exterior locations
12-inches below grade for interior locations
Termites Slight to moderate
Decay None to slight
Winter Design Temperatures 10º F
Ice Shield Underlay Yes
Air Freeze Index 1232
Mean Annual Temperature 51.3

Newly constructed or altered designs shall meet the requirements of the United States Department of Justice 2010 ADA Standards for Accessible Design as amended. Link to the ADA document.


For building related applications and forms please see online forms.

Washington Energy Code Forms

Fee Schedule

For a copy of the Building fees please view the fee schedule.

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