I-70 (Interstate 70) Road Conditions
I-70 State Weather Links
I-70 Road Conditions for March 9, 2026
Construction activity on I-70 today is concentrated primarily in Missouri, particularly through the Kansas City urban corridor and the Warrenton–Wentzville corridor where long-term reconstruction projects are underway. Several bridges over I-70 remain closed in Kansas City, including Cleveland Avenue, 27th Street, and Lister Avenue, while the eastbound I-70 ramp to 31st Street has been permanently closed as part of the Jackson Curve project. Benton Avenue is also closed between Truman Road and 13th Street for the Benton Curve reconstruction project. In eastern Missouri near Wentzville, crews are working on the Improve I-70 project with closures affecting Route Z beneath the interstate and ongoing interchange reconstruction work near the I-64 / US-61 junction. Outside Missouri, no specific ramp closures or detailed construction impacts on I-70 were identified in the statewide traveler information pages reviewed for Utah, Colorado, Kansas, Illinois, Indiana, Ohio, West Virginia, Pennsylvania, or Maryland for today.
I-70 Utah Road Conditions
No specific ramp closures or location-named construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. UDOT Traffic
I-70 Colorado Road Conditions
No location-named ramp closures or construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. COtrip / Colorado DOT
I-70 Kansas Road Conditions
No specific ramp closures or location-named construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. KanDrive / Kansas DOT
I-70 Missouri Road Conditions
- Kansas City – Cleveland Avenue over I-70 is closed for bridge replacement. The closure began February 9, 2026 and includes intermittent lane and ramp closures on I-70 in the work zone. Detours route traffic via 23rd Street, Indiana Avenue, and 27th Street.
- Kansas City – 27th Street over I-70 remains closed for bridge replacement. Ramps from eastbound I-70 to 27th Street and from 27th Street to westbound I-70 are closed during construction.
- Kansas City – Lister Avenue over I-70 is closed for bridge replacement with intermittent lane and ramp closures on the interstate through the work area.
- Kansas City – Benton Avenue is closed between Truman Road and 13th Street for the I-70 “Benton Curve” reconstruction project.
- Kansas City – Jackson Avenue is closed between I-70 on- and off-ramps as part of the Jackson Curve reconstruction project. The eastbound I-70 ramp to 31st Street (Exit 5B) is permanently closed.
- St. Charles County – Route Z beneath I-70 in Wentzville is closed beginning March 9 as part of the Improve I-70 Warrenton-to-Wentzville project.
- Columbia area – I-70 Drive Southeast between Glenstone Drive and just west of Woodridge Drive is closed for construction of new I-70 bridges and a future connection to the Hanover Boulevard roundabout.
Missouri DOT Traveler Information
I-70 Illinois Road Conditions
No location-named ramp closures or construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. IDOT Getting Around Illinois
I-70 Indiana Road Conditions
No specific ramp closures or location-named construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. Indiana 511
I-70 Ohio Road Conditions
No location-named ramp closures or construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. Ohio 511 (OHGO)
I-70 West Virginia Road Conditions
No specific ramp closures or location-named construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. West Virginia 511
I-70 Pennsylvania Road Conditions
No location-named ramp closures or construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. Pennsylvania 511
I-70 Maryland Road Conditions
No location-named ramp closures or construction impacts on I-70 were identified in the statewide traveler information pages reviewed for today. Maryland CHART
I-70 Road Conditions Overview
Regional Hazards Along I-70
- Mountain Passes and High Elevations – Steep grades and sharp curves in mountainous regions can be hazardous year-round. In winter, snow and ice create slick conditions, while in summer, sudden thunderstorms or hail can reduce visibility and traction. Altitude can also affect vehicle performance and braking.
- Snow and Ice in Winter Months – From late fall through early spring, stretches of I-70 often see snow, freezing rain, and black ice. These conditions can trigger chain laws, traction requirements, and temporary closures, especially in Colorado and other high-elevation sections.
- Heavy Rain and Flooding – Low-lying areas and sections near rivers can be prone to flash flooding or standing water during intense rainstorms. Hydroplaning risk increases in heavy downpours, and reduced visibility can slow traffic significantly.
- Wind-Prone Plains – Open sections of I-70 across the Great Plains often experience strong crosswinds. High-profile vehicles like trucks and RVs are especially vulnerable to gusts that can cause lane drift or tip-over hazards.
- Construction and Work Zones – Seasonal maintenance and infrastructure improvements are common along I-70. Lane closures, reduced speed limits, and narrowed shoulders can increase accident risk, particularly when combined with high traffic volumes.
- Urban Congestion – In metropolitan areas, such as around Denver, Kansas City, and St. Louis, heavy commuter traffic and merging lanes can create congestion and increase the risk of rear-end collisions. Rush hour delays and construction bottlenecks are frequent concerns in these regions.
- Fog and Reduced Visibility – Certain valleys and river crossings along I-70 are prone to fog, especially in cooler months. Sudden drops in visibility can lead to dangerous chain-reaction accidents if drivers do not adjust their speed and following distance.
