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Oversize/Overweight Restrictions
Ordered by Milepost
I-5 , MP: 2 to 9 , Direction: Both
Date Updated: 5/14/2013 10:21 AM
Date Effective: 6/8/2013 12:00 AM
Beginning 6/7 at 10pm through 6/10 at 5am: I-5 will be shut down continuously. Detour: NB traffic take SR 500 EB to I-205 NB. SB traffic take I-205 all the way into Portland, or cross SR 500 or SR 14 WB to reconnect to I-5.

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I-5 , MP: 2 to 9 , Direction: Both
Date Updated: 5/14/2013 10:19 AM
Date Effective: 5/14/2013 12:00 AM
Beginning 6/7 at 10pm through 6/10 at 5am: I-5 will be shut down continuously. Detour: NB traffic take SR 500 EB to I-205 NB. SB traffic take I-205 all the way into Portland, or cross SR 500 or SR 14 WB to reconnect to I-5.

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I-5 , MP: 18.21 , Direction: N
Date Updated: 9/28/2012 9:11 AM
Date Effective: 4/27/2010 12:00 AM
Limited to 20,000 lbs. per axle max. All loads over legal gross weight, must travel center lane of bridge. Loads over 20,000 lbs. per axle must use alternate route. ALTERNATE ROUTE: From Clark (360-397-2446)/Cowlitz Co (360-577-3030), Permit available 8AM to 5PM, Mon-Fri, for gross weight up to 197,000lbs.

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I-5 , MP: 19.83 , Direction: S
Date Updated: 9/25/2012 12:43 PM
Date Effective: 4/27/2010 12:00 AM
Limited to 20,000 lbs. per axle max. All other loads, over legal gross weight, must travel center lane of bridge. Loads over 20,000 lbs. per axle must use alternate route. ALTERNATE ROUTE: From Clark (360-397-2446)/Cowlitz Co (360) 577-3030, Permits available 8AM to 5PM, Mon-Fri, for gross weight up to 197,000lbs.

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I-5 , MP: 72.23 , Direction: S
Date Updated: 4/23/2010 8:48 AM
Date Effective: 4/23/2010 12:00 AM
I-5 SB, MP 72.23. 21,500 lb per axle limit

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I-5 , MP: 72.23 , Direction: N
Date Updated: 4/27/2010 1:43 PM
Date Effective: 4/27/2010 12:00 AM
21,500 per axle weight limit

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I-5 , MP: 79.4 to 79.4 , Direction: N
Date Updated: 5/22/2013 2:57 PM
Date Effective: 5/22/2013 12:00 AM
Overheight loads are prohibited; must use off ramp at exit 79 and continue straight to on ramp and continue on I-5 NB (up/over).

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I-5 , MP: 114.86, Direction: N
Date Updated: 2/9/2011 11:57 AM
Date Effective: 4/27/2010 12:00 AM
Limited to 20,000 lbs. per axle max. All loads over legal gross weight, must travel center lane of bridge. Loads over 20,000 lbs. must use alternate routes.

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I-5 , MP: 156.48, Direction: Both
Date Updated: 4/26/2010 2:23 PM
Date Effective: 4/26/2010 12:00 AM
20,000 lb per axle limit. Restriction is on overcrossing NOT ON I-5 MAINLINE.

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I-5 , MP: 164.5 to 170 , Direction: N
Date Updated: 12/21/2009 3:51 PM
Date Effective: 4/13/2009 12:00 AM
No loads over 14FT 9IN HIGH. *WSDOT Does Not Guarantee Height Clearances*

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I-5 , MP: 164.80, Direction: S
Date Updated: 6/21/2012 11:41 AM
Date Effective: 4/27/2010 12:00 AM
I-5 SB 21,500 lb per axle limit. Traffic from I-90 Not affected. See Interchange Maps.

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I-5 , MP: 164.80, Direction: N
Date Updated: 6/21/2012 11:42 AM
Date Effective: 4/27/2010 12:00 AM
20,000 lb per axle weight limit. Traffic from I-90 Not affected, see Interchange Map.

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I-5 , MP: 209.35, Direction: N
Date Updated: 4/26/2010 10:24 AM
Date Effective: 4/26/2010 12:00 AM
20,000 lb per axle weight limit

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I-5 , MP: 228.25, Direction: Both
Date Updated: 6/7/2010 11:50 AM
Date Effective: 4/23/2010 12:00 AM
I-5, MP 228, No axle to exceed 20,000 lbs

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