Hillstown Road 

On April 22, 2019, St Clair County Department of Roads and bridges will be closing to thru traffic, Hillstown Rd, near Marissa. The closure is approximately 3000’ west of the landfill entrance. Coordinates for the closure are: 38d 15’ 51” N, 89d 47’ 37” W We are removing the existing drainage structure and installing 2- 8’x6’ box culverts. The closure could be as long as 5 weeks, depending on the weather.


Scott Troy Road

We will also begin work April 22, 2019 on Scott Troy Rd from Route 50 going north to the County Line. We are milling 2” of the existing asphalt surface and paving back 2” of HMA Surface Course. The road will be open to traffic but will have lane closures for the Moving Operations. Expect delays. The work will last approximately 5 weeks, depending on the weather.

Hartman Lane Construction

The developer will be starting work on Hartman Lane north of Frank Scott Parkway on Monday October 29. Lane restrictions are part of the project. Expect delays while work is underway.


Bridge Weight Restriction

Please be advised that St Clair County Highway Department has Posted Please be advised that St Clair County Highway Department has Posted Imbs Station Road over Prairie DuPont Creek with a 15-Ton Allowable Weight Limit restriction. 

Click for map showing affected area


Road Construction

The traffic control installation for the Frank Scott Widening Project from 159 to Old Collinsville Road will begin Monday 7-16-2018 weather permitting. This will be a continuing construction project. Congestion should be anticipated. Thank you for your patience.
Any questions please contact Norm Etling at 618-233-1392 or netling@stclaircohwy.com