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Interstate 90 and I-29 and I-229 Bridges in Sioux Falls
Interstate 90 and I-29 and I-229 Bridges in Sioux Falls
Project Summary:
Interstate 90 East and West - Interstate 90 and Interstate 29 Interchange over I-29 drainage ditch and I-90/I-229 Interchange over I-229
- Bridge Deck Overlays
- Approach Slabs PCC Pavement
- Signing and Guardrail
Sign Up for Text Notifications:
For updates on MAJOR traffic changes, subscribe to a free text-in service. To subscribe, simply text the keyword listed below to 605-566-4041. Subscribers can unsubscribe at any time.
Text I90Bridges to 605-566-4041
Project Detour Map:
Project Timeline:
April 2025 - Fall 2025
Project Updates:
Aug. 21, 2025:
July 15–Aug. 15, 2025, Completed work:
Westbound I-90 bridge over I-29
- Two-way traffic is in place on eastbound I-90 to allow for construction.
- The north loop ramps at the interchange are closed.
- The low-slump bridge overlay is complete.
- Crews continue work on mainline concrete paving, asphalt shoulders, and guardrail.
Anticipated work Aug. 15–Sept. 15, 2025:
Westbound I-90 bridge over I-29
- Crews will complete mainline concrete paving, asphalt shoulders, and guardrail.
- Once complete, traffic will be restored and the north loop ramps will reopen.
Project Photos:
Project Contract Amount:
$3.1 Million
Project Contacts:
SDDOT:Brad Tiede
605-367-5680
Contractor:
Journey Group Companies
STATEWIDE CONSTRUCTION PROJECTS PAGE
PCN: 091T
