• ODOT: PDX, Mt. Hood - OR 43 will be closed under the Abernethy Bridge at milepost 11.4 in West Linn from 8 a.m. to no later than 5 a.m. Wednesday and Thursday nights, Sept. 16 and 17, so crews can install girders under the bridge. The on-ramp from OR 43 to Interstate 205 also will close during the work. Drivers will be detoured onto I-205. People walking and bicycling will experience short holds and flagging on OR 43 during the overnight closures but will be able to travel through with delays. More Info Posted: Wed. 16th, 04:04 PM