HomeMy WebLinkAboutRes-2021-064BOARD OF COUNTY COMMISSIONERS
COLINTY OF KITTITAS
STATE OF WASHINGTON
RESoLUrroNNo. 2o2r - 0b 1'
POSTING LOAD RATINGS AT CERTAIN BRIDGES FOR SPECIAL HAUL
VEHICLES AND EMERGENCY VEHICLES
WHEREAS: The Federal Government authorized the use of the Federal Highway System for
Special Haul Vehicles and Emergency Vehicles in the FAST Transportation Act
by amending Chapter 53 of Title 49 US Code on December 4,2015; and
WHEREAS: The Federal Government requires local agencies to evaluate bridge structures for
supporting Special Haul Vehicles and Emergency Vehicles located within one
mile of the Federal Highway System, and
WHEREAS: Public Works recently completed the required bridge structure analysis using the
Department's Structural Engineering Task Order consultant KPFF on March 31,
2021; and
WHEREAS: Kittitas County is now required to post load limits at bridge structures that are not
capable of fully supporting the required Special Haul Vehicle and Emergency
Vehicle loads at: Bridge Numbers: 04351, 0625I, 78132, 79011, 88333 and
89342 (attached); and
WHEREAS: The posting is required within 30 days of notice being received on 03-3I-2021;
NOW' THEREFORE BE IT RESOLVED that the Board of County Commissioners, in the
best interest of the public, does hereby authorize the load limit posting of bridge numbers:
0435I, 06251, 78132,790T1,88333 and 89342 in accordance with Federal Bridge Inspection
standards.
DATED this 20th day of April2l2l, at Ellensburg, Washington.
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BOARD OF COUNTY COMMISSIONERS
KITTITAS COLINTY WASHINGTON
adClerkof the Board- Julie Kjorsvik
n Deputy Clerk of the Board- Mandy Buchholz
achsmith, Chairman
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Commissioner
3/37/2o2L Kittitas County 2022 SHV Load Ratings
2022 Bridge Load Rating Updates - Posting Signs
*Emergency (EV) Vehicle posting is based on the tonnage ofthe rear axle
+*S Thorp Hwy - Alternate posting would be to limit one EV3 Truck on bridge at a time
Rating Factors Tonnage for Sign
Bridge No.Bridge Name
SHV Emergency SHV EmergencV*
su4 su5 su6 su7 EV2 EV3
4 Axles 5 Axles 6 Axles 7 Axles Single Tandem
27 31 34.75 38.75 16.75 31
04351 Westside Rd over Hiline Canal N/A t.44 0.83 N/A 25
06251 Red Bridge Rd - Teanaway River L23 LT 0.98 0.98 1.19 0.65 34 37 Not Required
78132 Canyon Road over Wilson Creek Bridge 1.01 o.67 20
79077 No.81 Cooke Creek 0.85 0.80 0.80 0.80 o.79 0.55 22 24 27 31 Not Required**88333 S Thorp Hwy - Yakima River N/A t.2 0.9 N/A 27
89342 Vantage Hwy - Cascade Canal t.o2 0.96 0.91 0.91 1.00 0.66 N/A 29 31 35 20