MoDOT Partnering Projects

Although these MoDOT Partnering Projects provide for improvements on MoDOT owned and maintained routes, St. Charles County has identified these projects as regionally significant. Therefore, the County has partnered with MoDOT, providing additional funding support, to help advance these projects to construction. Please click the links provided to view information on these projects. 

PROJECTS IN DESIGN

1-64/1-70/US 61 Interchange Improvements

Lake Saint Louis Boulevard South – Phase 1

Route 370 Interchange Ramp at Salt River Road – Phase 2

Route Z Widening & Signalization

Routes K/N Intersection Improvements

PROJECTS IN CONSTRUCTION

I-70 Design-Build – Cave Springs to Fairgrounds

I-70 South Outer Road – Woodlawn to Route K

Route 94 Widening

Route 370 Interchange Ramp at Salt River Road – Phase 1

Route A Improvements

Routes 364/94 & Muegge Road Interchange Improvements

PROJECTS COMPLETED

I-70 & Fifth Street Interchange

I-70 & Route M/K Interchange

Route 61 Safety Improvements

Route 364 & Gutermuth Road Interchange

Route N & Hawk Ridge Trail Intersection Improvements