Related Sites

National Design, Construction and Soil Mechanics Center (NDCSMC)

These documents require Adobe Acrobat. Follow this link for free download. 

These are relatively large files and may take a while to download.  The best way to view them is to right mouse click on the file name and select “Save Target As” to copy the file to your computer before trying to open it.

Washington State Department of Natural Resources - Seismic Design Category Map for Residential Construction in Washington (10.7MB)
 

Other West Regional Multi-State Design Teams:

California

New Mexico

Colorado

Other Engineering Homepages:

Alaska

Idaho

Oregon

Washington

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