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Road & Bridge Restrictions for Oversize/Overweight Motor Vehicles

US 12, Milepost: 144.89, Direction: Both, Date Posted: 8/26/2014 3:42:00 PM, Original Date: 4/23/2010 12:00:00 AM
21,000 lb per axle weight limit
US 12, Milepost: 165.95, Direction: Both, Date Posted: 2/27/2013 2:15:00 PM, Original Date: 1/30/2013 12:00:00 AM
Effective immediately; US12 bridge #12/309 at MP 165.95, Both Directions: legal loads only. No over legal axle weights, max gross weight is 105,500. Due to damage on the bridge deck.
US 12, Milepost: 21.31 to 46, Direction: Both, Date Posted: 1/31/2013 12:23:00 PM, Original Date: 2/17/2010 12:00:00 AM
Loads over 14’ wide are prohibited. *WSDOT Does Not Guarantee Height Clearances*
US 12, Milepost: 0.5, Direction: W, Date Posted: 12/7/2012 8:19:00 AM, Original Date: 4/26/2010 12:00:00 AM
All Overweight loads shall travel the centerline of the Bridge.
US 12, Milepost: 37.59, Direction: Both, Date Posted: 5/24/2012 7:16:00 AM, Original Date: 4/22/2010 12:00:00 AM
2 mi east of City of Oakville. 21,500 lbs per axle weigh limit. Overloads shall travel centerline of the bridge, Traffic control is required.
US 12, Milepost: 372.57, Direction: Both, Date Posted: 10/18/2011 2:54:00 PM, Original Date: 10/18/2011 12:00:00 AM
No axle to exceed 20,000 lbs.
US 12, Milepost: 307.31, Direction: Both, Date Posted: 10/18/2011 2:52:00 PM, Original Date: 10/18/2011 12:00:00 AM
20,000 lbs per axle limit for BL and CL-8 (5-axles)
US 12, Milepost: 166 to 190, Direction: Both, Date Posted: 8/30/2011 3:13:00 PM, Original Date: 4/20/2010 12:00:00 AM
Effective immediately, US-12, Mileposts 166 to 190 (Naches) Loads 14’ to 16’ wide will travel only from 11pm to 7am. Must provide detailed traffic control plan showing pull outs to allow traffic to pass also must include list of pullout locations and a back-up plan for breakdowns. 2 front pilots and 1 rear pilot required plus 1 WSP escorts. Loads over 16’ wide prohibited. Contact WSDOT SCR Area 2 Superintendent for any exceptions. This is a permanent restriction. **WSDOT does not guarantee height clearances**
US 12, Milepost: 138 to 166, Direction: Both, Date Posted: 6/10/2010 11:25:00 AM, Original Date: 9/18/2009 12:00:00 AM
Loads exceeding 14 feet wide must call the Chehalis Maintenance Office prior to movement. (360-740-8640 Office hours M-F 8a-4p)*WSDOT Does Not Guarantee Height Clearances*
US 12, Milepost: 8.33, Direction: Both, Date Posted: 4/26/2010 3:20:00 PM, Original Date: 4/26/2010 12:00:00 AM
1.3 mi est of City of Montesano. 21,500 lb per axle limit
US 12, Milepost: 323.06, Direction: Both, Date Posted: 4/22/2010 2:59:00 PM, Original Date: 4/22/2010 12:00:00 AM
No axle to exceed 19,500 lbs for the BL on bridge, Highway 12, MP 323.06 both directions
US 12, Milepost: 360.28, Direction: Both, Date Posted: 4/22/2010 11:15:00 AM, Original Date: 4/22/2010 12:00:00 AM
Overloads travel centerline of bridge. Traffic control is required.