Interstate 90 Exit 402 Ramp Closure Planned
For Immediate Release: Monday, Aug. 30, 2021
Contact: Harry Johnston, Area Engineer, 605-367-5680
SIOUX FALLS, S.D. – The South Dakota Department of Transportation (SDDOT) says that Interstate 90 exit 402 eastbound to northbound and westbound to southbound ramps will be closed to traffic on Wednesday, Sept. 1, 2021.
The Mitchell Region bridge crew will be performing bridge deck sealing work in the middle of the structure. Crews will begin work on the bridge at 9 a.m. and will have all traffic movements restored by 3 p.m.
The Department asks motorists to plan their commutes accordingly. Message boards have been installed to inform motorists of the planned closure.
About SDDOT:
The mission of the South Dakota Department of Transportation is to efficiently provide a safe and effective public transportation system.
For the latest on road and weather conditions, road closures, construction work zones, commercial vehicle restrictions, and traffic incidents, please visit https://sd511.org or dial 511.
Read more about the innovative work of the SDDOT at https://dot.sd.gov.
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© 2025 State of South Dakota. All Rights Reserved.
Becker-Hansen Building
700 E. Broadway Ave.
Pierre, SD 57501
Modern Logic