Snohomish County Roof Snow Load

The minimum design roof snow load.

Snohomish county roof snow load.

Frost depth 12 inches minimum for decks and porches. Government websites by civicplus. Use our roof snow load calculator to determine your design roof snow loads. Ibc only seismic category d e or f subject to soil location risk category and building characteristics.

If you have any questions or concerns about specific ground snow loads within the state of washington please call us at 1 425 741 5555. The clerk of the council s office retains the official version of the snohomish county code. The snohomish county code is current through legislation passed july 1 2020. Snohomish county wa official website official website.

Snohomish county government 3000 rockefeller avenue everett wa 98201 phone. Schilke civil agricultural engineering montana state university august 1989. Groundsnowbyzip is a tool for architects engineers and builders to easily determine the ground snow load figure 7 1 table 7 1 for alaska of asce 7 05 for any location in the continental united states to determine the design ground snow load fill in the address below. The web version is updated as new ordinances become effective and includes new ordinances through 20 037.

Comprehensive plan land use element. This map displays the county wide snow load for permitting uses. Snohomish county government 3000 rockefeller avenue everett wa 98201 phone. Snohomish county planning and development services cartography cls services la 18 17 10 15 snow load la 24 36 24 25 36 24 25 0homish county august 2004 8 5111 0804 12 18 17 14 22 ra 24 25 24 36 19 ao al 31 20 29 b 20 29 16 21 aa 21 28 aa 15 22 27 34 22 27 a4 14 2a 26 35 26 35 ra 24 25 36 24 6 25 la 19 30 31 31 18 19 ao s åhw 35 33 14 26 23 35.

Snohomish county government 3000 rockefeller avenue everett wa 98201 phone. Snow load 25 psf minimum uniform non reducible basic wind speed 110 mph ultimate frost depth 18 inches minimum. In areas of the state outside of certified local government jurisdictions the design snow load shall be based on the ground snow loads developed in snow loads for structural design in montana authored by f f.