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Table 7.2-4 Ground Snow Loads for Selected Locations in Table 7.2-5 Ground Snow Loads for Selected Locations in
<br /> Montana Washington
<br /> Ground Snow Ground Snow
<br /> Cityfrown County Load(lb/ft2) Elevation(ft) Cityfrown County Load(Ib/ft2) Elevation(ft)
<br /> Anaconda Deer Lodge 47 5,676 Arlington Snohomish 17 120
<br /> Baker Fallon 46 2,966 Auburn King 20 85
<br /> Belgrade Gallatin 33 4,446 Bainbridge Island Kitsap 15 100
<br /> Big Mt.Resort Flathead 94 4,464 Bellevue King 20 100
<br /> Big Timber Sweet Grass 37 4,200 Bellingham Watcom 15 100
<br /> Billings Yellowstone 29 3,242 Bonney Lake Pierce 18 40
<br /> Boulder Jefferson 74 4,948 Bothell King 20 90
<br /> Bozeman Gallatin 40 4,823 Bremerton Kitsap 15 100
<br /> Butte Silver Bow 36 5,824 Burien King 16 325
<br /> Covington King 20 85
<br /> Chinook Blaine 61 2,418
<br /> Choteau Teton 19 3,799 Crystal Mt. Pierce 438 4,380
<br /> Des Moines King 18 370
<br /> Colstrip Rosebud 18 3,232 Edmonds Snohomish 20 350
<br /> C Columbia Falls Flathead 71 3,015 Ellensburg Kittitas 34 1,540
<br /> Columbus Stillwater 41 3,599 Everett Snohomish 15 110
<br /> Cd
<br /> Conrad Pondera 16 3,520 Federal Way King 20 85
<br /> o Cut Bank Glacier 17 3,793 Issaquah King 20 100
<br /> y Deer Lodge Powell 27 4,593 Kenmore King 20 90
<br /> o Dillon Beaverhead 23 5,125 Kennewick Benton 15 400
<br /> c East Helena Lewis and Clark 28 3,904 Kent King 20 50
<br /> Forsyth Rosebud 20 2,510 Kirkland King 20 180
<br /> ¢ Fort Benton Chouteau 29 2,713 Lacey Thurston 15 200
<br /> w° Glasgow Valley 24 2,146 Lake Stevens Snohomish 15 250
<br /> U
<br /> Glendive Dawson 16 2,067 Lakewood Pierce 15 235
<br /> Great Falls Cascade 32 3,399
<br /> Longview Cowlitz 18 21
<br />;~ Hamilton Ravalli 43 3,619 Lynnwood Snohomish 22 435
<br /> Hardin Big Horn 15 2,904 Maple Valley King 23 440
<br /> cHavre Hill 49 2,500 Marysville Snohomish 16 20
<br /> U Helena Lewis and Clark 27 4,013 Mercer Island King 16 320
<br /> cc Kalispell Flathead 56 2,992 Mt.Baker Whatcom 588 4,200
<br /> 4 Mt. Spokane Spokane 151 5,800
<br /> N Laurel Yellowstone 36 3,356 Mt.Vernon Skagit 15 180
<br /> o Lewis Hgts. Fergus 50 3,914 Oak Harbor Island 17 120
<br /> o Libby Lincoln 76 2,198 Olympia Thurston 15 130
<br /> ° Livingston Park 33 4,544 Pasco Franklin 15 383
<br /> ° Malta Phillips 30 2,284 Pullman Whitman 30 2,400
<br /> Manhattan Gallatin 21 4,242 Puyallup Pierce 18 40
<br /> a Miles City Custer 25 2,362 Redmond King 20 120
<br /> °.° Missoula Missoula 34 3,245 Renton King 20 15
<br /> ° Plentywood Sheridan 73 2,080 Richland Benton 15 359
<br /> Polson Lake 63 2,999 Sammamish King 28 520
<br /> Red Lodge Carbon 109 5,610 SeaTac King 22 440
<br /> Ronan Lake 50 3,077 Seattle King 20 350
<br /> E Roundup Musselshell 21 3,209 Shoreline King 22 450
<br /> Shelby Toole 28 31301 Snoqualmie Pass Kittitas 433 3,000
<br /> Sidney Richland 27 1,969 Spokane Spokane 39 2,000
<br />_o 48 Stevensville Ravalli 3,399
<br /> Spokane Valley Spokane 39 2,000
<br /> Thompson Falls Sanders 51 2,507 Stevens Pass Chelan 400 4,060
<br /> ° Three Forks Gallatin 22 4,085 Tacoma Pierce 21 380
<br /> Q Tukwila King 16 325
<br /> Townsend Broadwater 11 3,868 Univ.Place Pierce 20 400
<br /> W.Yellowstone Gallatin 122 6,713 Vancouver Clark 20 150
<br /> Whitefish Flathead 67 2,999 Walla Walla Walla Walla 18 1,000
<br /> Wolf Point Roosevelt 24 2,057 Wenatchee Chelan 22 780
<br /> Note: To convert lb/ft2 to kN/m2, multiply by 0.0479.To convert feet to White Pass Yakima 244 4,720
<br /> meters,multiply by 0.3048. Yakima Yakima 19 1,066
<br /> 1. Statutory requirements of the Authority Having Jurisdiction are not Note: To convert lb/ft2 to kN/m2,multiply by 0.0479.To convert feet to
<br /> included in this state ground snow load table. meters,multiply by 0.3048.
<br /> 2. For locations where there is substantial change in altitude over the
<br /> jurisdiction,the load applies at and below the cited elevation,with a 1. Statutory requirements of the Authority Having Jurisdiction are not
<br /> tolerance of 100 ft(30 m). included in this state ground snow load table.
<br /> 3. For other locations in Montana,see Theisen,G.P.,M.J.Keller,J.E. 2• For locations where there is substantial change in altitude over the
<br /> Stephens,F.F.Videon, and J. P. Schilke. (2004). "Snow Loads for jurisdiction,the load applies at and below the cited elevation,with a
<br /> Structural Design in Montana,"Dept.of Civil Engineering,Bozeman, tolerance of 100 ft(30 m).
<br /> MT, http://www.coe.montana.edu/snowload/ for ground snow load 3. For other locations in Washington,see Structural Engineers Associa-
<br /> values. tion of Washington(1995). "Snow Load Analysis for Washington,"
<br /> Seattle,WA,www.seaw.org,for ground snow load values.
<br /> 56 STANDARD ASCE/SEI 7-16
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