Nighttime Ramp Closures, April 28 to May 31, I-5 Exit 283 at Wilsonville

The Motor Carrier Transportation Division is sending a notice to all holders of annual over-dimension permits advising that beginning April 28, 2011, the on and off ramps from I-5 northbound and southbound Exit 283 (Wilsonville) will be closed intermittently during the nighttime hours of 10 p.m. and 5 a.m. for construction of new ramps. No two ramps will be closed at the same time. It's estimated that work will be completed on May 31, 2011. When the northbound off ramp or southbound on ramp is closed, traffic will detour on I-5 northbound to Exit 286 (North Wilsonville) and reverse direction. When the northbound on ramp or southbound off ramp is closed, traffic will detour I-5 southbound to Exit 282B (Charbonneau District) and reverse direction.

Restriction notice and map:
http://www.oregon.gov/ODOT/MCT/docs/NightRampClosuresInterstate5Exit283.pdf

Road and bridge restriction info:
http://www.oregon.gov/ODOT/MCT/OD.shtml#Road_and_Bridge_Restrictions