Westbound Mexico Road in St. Peters will have lane closures for construction from Aug. 12-14; officials advise zipper merging and app use for updates.

Interstate 70 in Missouri is undergoing construction with traffic pattern changes, including shifts to new and temporary lanes, as part of MoDOT's improvement project.

MoDOT starts a resurfacing project on Missouri Route 19 in Gasconade County leading to single-lane traffic and potential delays. The work will occur Monday-Friday until the end of October.

Construction on U.S. Route 63 bridges in Columbia causes traffic shifts, with no major impact expected for commuters. Work is part of I-70 enhancement efforts.

The new 2025-2026 Official State Highway Map of Missouri is now available for free, providing a detailed guide for travelers, which can be obtained at the Missouri State Fair or through MoDOT.

MoDOT is set to repair six bridges over I-44, starting with closures on Route 28 and Route D in August, with detours provided. The project will extend until September 2026.

MoDOT is shifting westbound I-64 traffic for Boone Bridge works, closing the right lane and Chesterfield Airport Road ramp at night, affecting eastbound exit/entrance ramps, and merging traffic to the median with a 50 mph limit.

Clayton announces road closures ahead of the Taste of St. Louis festival, affecting certain streets from August 14-18 to ensure safety for the event's anticipated foot traffic.

Missouri Route 86's Long Creek Bridge will close for 45 minutes on August 9 due to heavy equipment movement, part of a larger bridge replacement project. Detours are advised.

MoDOT will close a section of Miller County Route P near Eldon for maintenance on August 6, starting at 9 a.m., with expected reopening by noon. Drivers should find alternate routes and exercise caution.

MoDOT announced overnight closures of the I-64 westbound exit ramp to I-70 westbound in mid-August due to construction in Warrenton and Wentzville. Detours will be in place.

Nighttime detours on U.S. Route 65 in Ozark for bridge work from August 11-14, with full closures and alternate ramps provided.

MoDOT announces closures for I-64/I-70 interchange work in Missouri, affecting westbound travelers, with detours planned for August 11, 18, and 20. This is part of a major I-70 expansion project.