I-29 Improvement Project
I-29 off-ramp to Nebraska Street (exit 147B) will permenantly close
March 21
The permanent closure of the northbound Interstate 29 off-ramp to Nebraska Street (exit 147B) is scheduled for 8 a.m. Tuesday, March 21, weather permitting, according to the Iowa Department of Transportationís Sioux City construction office.

Motorists should use the Floyd Boulevard off-ramp (exit 147) and follow the signed detour.

Floyd Boulevard ramp closure
March 22
Ramp construction work, in conjunction with the Interstate 29 reconstruction project, in Sioux City, will require closure of the northbound I-29 Floyd Boulevard on-ramp beginning at 8 a.m. Tuesday, March 22, weather permitting, according to the Iowa Department of Transportationís District 3 Office in Sioux City.

Traffic will be directed onto a signed detoured around the work zone (see map). Motorists are encouraged to use alternate routes.

Segment 2
Status update
Reconstruction of the I-29 northbound lanes will continue through 2017. Work will include replacement of the bridges over Floyd Boulevard, Pierce Street, Perry Creek, and Hamilton Boulevard as well as construction of two new bridges at Virginia Street and northbound Nebraska Street off-ramp.
Sidewalk closures
Status update
Along Pierce Street from Gordon Drive to Chris Larsen Park Road.

Trail from downtown to riverfront along Floyd Boulevard.

Construction overview

blue line 2017      purple line 2018     orange line 2019
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SC - I-29 @ Bluff (26)