Traffic impacts
Eastbound I-90 ramp closures at 14th Street NW/ Highway 218 north bridge: Aug. 7 through fall
Motorists who use the off- and on-ramps for eastbound I-90 at Highway 218 north/14th Street NW near Riverland Community College will be detoured.
Eastbound I-90 motorists who want to reach Highway 218 north or 14th Street NW will exit at 178A (4th Street Northwest/Mower County Road 45).
- Motorists who want to go north on Highway 218 will exit and then turn left (north) on Mower County Road 45, turn left (west) on Mower County Road 27 (18th Avenue Northwest) to Highway 218.
- Motorists who want to reach 14th Street NW south of I-90 for destinations such as Riverland Community College will use Exit 178A (4th Street Northwest/Mower County Road 45), turn right to go south on 4th Street NW to 4th Ave NW, where they turn right (west) to 14th Street NW.
- Motorists on 14th Street NW who want to reach I-90 can go south. If traveling east on I-90, turn right (west) on Oakland Avenue (Highway 105) to reach I-90. If traveling to westbound I-90 or to the north side of I-90 (Highway 218 north), go east on 4th Ave NW to 4th Street NW north to I-90 or continue across and follow detour signs for your destination such as shopping and restaurants in Austin or north on Highway 218.
14th Street NW / Highway 218 north bridge and road closed between I-90 and 18th Avenue NW: June 12 through fall
Beginning June 12, motorists wanting to use 14th Street Northwest / Highway 218 north bridge and road north of I-90 will be detoured for the bridge replacement and as the sanitary and storm sewer are replaced.
- Motorists who are southbound on Highway 218 in northwest Austin will need to turn east (left) at 18th Avenue Northwest and travel to 4th Street Northwest to turn south (right).
- Motorists who want to travel on I-90 can use the on-ramps at 4th Street in each direction.
- Motorists wanting to reach 14th Street NW on the south side of I-90 should continue south on 4th Street to 4th Avenue Northwest to go west (right) to reach 14th Street.
- Westbound I-90 motorists should use Exit 178A at 4th Street NW to reach 14th Street NW on the south side of I-90 by Riverland Community College.
- Eastbound I-90 motorists should continue to use 4th Street NW (Exit 178A) to reach the north side of I-90.
- Northbound motorists on 14th Street NW south of I-90 can reach the north side of I-90 and Highway 218 north by merging onto I-90 eastbound and exit at 4th Street NW (Exit 178A) to travel north on 4th Street.
- The westbound ramps at 14th Street NW will be closed. The eastbound ramps will remain open. During I-90 closures in June, all ramps will be open for detours up and down while I-90 is closed for single day or weekend bridge related work.
I-90 between 14th Street NW / Highway 218 north and Highway 218 south / 21st Street NE
- Traffic shifts occur and motorists travel in single lanes.

