ST. LOUIS – The Missouri Department of Transportation will suspend most work on interstates and state-maintained highways to reduce congestion and ease travel during the Thanksgiving holiday weekend, starting Wednesday, November 26, through Sunday, December 30.
Traffic will be restricted in areas where permanent barriers are in place. Emergency roadwork will also be performed as needed. Normal work operations on all construction projects will resume at 6 a.m. Monday, Dec 1.
For more on roadway closures due to construction, additional work zone information and real- time roadway weather conditions go to http://traveler.modot.org/map. For real-time traffic, visit www.gatewayguide.com.
All work is subject to change and may be shifted due to inclement weather.
Motorists should be aware of the following ongoing closures:
- I-55, St. Louis City, one southbound lane closed from I-44 to north of Bates and two southbound lanes closed north of Bates to north of Weber through early 2026.
- I-55, St. Louis City and County, one northbound lane closed from north of Reavis Barracks to north of Bayless and two northbound lanes closed from north of Bayless to Virginia through early 2026.
- I-55, St. Louis City, the ramp from Virginia to southbound is closed through early 2026.
- I-55, St. Louis City, the ramp from southbound to Loughborough and the Loughborough on-ramp to southbound will be closed through early 2026.
- I-55, St. Louis City, the ramp from Lafayette/Truman to southbound is closed through early 2026.
- I-55, St. Louis City, the ramp from Germania to northbound is closed through early 2026.
- I-55, St. Louis City, the ramp from southbound to Germania is through early 2026.
- I-70, St. Louis County, the westbound exit lane to northbound Route N closed.
- I-270, St. Louis County, various northbound and southbound lanes narrowed between I-64 and Olive through early 2026.
- I-270, St. Louis County, westbound exit ramp to Riverview Drive closed.
- I-270, St. Louis County, on-ramp from Riverview Drive to westbound I-270 closed.
- Route 21, St. Louis County, one lane northbound and southbound will be closed between Gravois Creek and Grant’s Trail through late 2025.
- Route 67, St. Louis County, northbound and southbound Route 67 loop ramps to Route D closed. Route D westbound and eastbound loop ramps to Route 67 closed.
- Route 67, St. Louis County, one northbound and one southbound lane closed at Route D.
- Route 67, St. Louis County, one lane closed at Lynn Haven-Taylor.
- Route 67, St. Louis County, one lane closed from Washington to Ferdinand.
- Route N, St. Louis County, one lane closed southbound from south of I-70 to Augusta.
- Route N, St. Louis County, one lane permanently closed northbound from Route 115 to Bermuda.
- Route N, St. Louis County, one northbound lane closed from Signal Hill Dr. to Bernhardt Ave.
- I-64, St. Charles County, North Outer Road/Technology Drive bridge closed through 2025.
- I-70, St. Charles County, North Outer Road westbound at Foristell temporary slip ramp in place through January 2026.
- I-55, Jefferson County, intersection of I-55 and Route 67 closed.
- I-55, Jefferson County, one lane of northbound/southbound I-55 closed from Route 67 to Route Z.
- I-55, Jefferson County, three left turn lanes closed at McNutt under the interstate. Traffic will move to the outside lanes. Drivers will be able to make a left turn onto the interstate ramp.
- I-55, Jefferson County, Route CC fully closed at Route 67. No access to 67 on both sides of the intersection.
- I-55, Jefferson County, one northbound lane closed just before Route 67.
- Route 67, Jefferson County, one southbound lane closed at I-55.
- Route Z, Jefferson County, three middle lanes closed in the center of Route Z. All traffic is pushed to the outside lanes.
- Route MM, Franklin County, all lanes closed between Route T and Coleman Road.
Please see the list of daily road closures, weather permitting:
Thursday, November 27
- No scheduled work zones.
Friday, November 28
- I-55, Jefferson County, 7 p.m. to 5 a.m., up to two northbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 8 p.m. to 6 a.m., up to two southbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route M will be closed.
Saturday, November 29
- No scheduled work zones.
Sunday, November 30
- No scheduled work zones.
Monday, December 1
- I-55, St. Louis City, 8 a.m. to 5 p.m., one lane closed at Broadway and one lane closed at Gasconade.
- Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Reavis Road.
- Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Lindbergh Blvd to Green Park.
- Route 100, St. Louis County, 7 a.m. to 3 p.m., one eastbound right lane between Barrett Station Road and Pointe Drive, and the eastbound lane closed at Topping Lane and I-270.
- Route 100, St. Louis County, 24 hours, Sarala Road closed.
- Route 366, St. Louis County, 6 a.m. to 4 p.m., one westbound lane closed from MacKenzie to Grant.
- Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two westbound lanes closed from Missouri River to I-270.
- Route 370, St. Louis County, 6 p.m. to 5:30 a.m., two eastbound lanes closed from the Missouri River to I-270.
- Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound or westbound between Emerson Road and Coeur DeVille Drive. Flaggers will direct traffic through the two-lane portions of Route AB.
- Route AB, St. Louis County, 7 a.m. to 3 p.m., one westbound lane closed from Worthington Oaks Dr to Bellington Lane.
- Route AB, St. Louis County, 8 p.m. to 5 a.m., one lane closed between Mason Road and Emerson Road. Flaggers will direct traffic through the two-lane portions of Route AB.
- I-64, St. Charles County, starting at 7 a.m., Monday, December 1, for 24 hours, one eastbound lane closed after the Boone Bridge.
- I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from I-70 to Route K.
- I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed from Route K to I-70.
- I-64, St. Charles County, 7 a.m. to 2 p.m., up to two lanes closed westbound between Route K and Route 364.
- I-64, St. Charles County, 9 a.m. to 4 p.m., up to two lanes closed eastbound between Route K and Route 364.
- I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed from Wentzville Parkway to Route A.
- I-70, St. Charles County, 9 p.m. to 5:30 a.m., one westbound lane closed from Route A to Route Z.
- I-70, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between Wentzville Parkway to Foristell.
- I-70, St. Charles County, 9 a.m. to 3 p.m., one lane closed on North Outer Road between Wentzville and DHP. Flagging operation in place.
- Route 30, Franklin County, 7 p.m. to 6 a.m., one lane closed from Bardot Street to Route 47.
- I-55, Jefferson County, 7 p.m. to 5 a.m., up to two northbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 8 p.m. to 6 a.m., up to two southbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route M will be closed.
Tuesday, December 2
- I-55, St. Louis City, 8 a.m. to 5 p.m., one lane closed at Broadway and one lane closed at Gasconade.
- Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Reavis Road.
- Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Lindbergh Blvd to Green Park.
- Route 100, St. Louis County, 7 a.m. to 3 p.m., one eastbound right lane between Barrett Station Road and Pointe Drive, and the eastbound lane closed at Topping Lane and I-270.
- Route 100, St. Louis County, 24 hours, Sarala Road closed.
- Route 366, St. Louis County, 6 a.m. to 4 p.m., one westbound lane closed from MacKenzie to Grant.
- Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two westbound lanes closed from Missouri River to I-270.
- Route 370, St. Louis County, 6 p.m. to 5:30 a.m., two eastbound lanes closed from the Missouri River to I-270.
- Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound or westbound between Emerson Road and Coeur DeVille Drive. Flaggers will direct traffic through the two-lane portions of Route AB.
- Route AB, St. Louis County, 7 a.m. to 3 p.m., one westbound lane closed from Worthington Oaks Dr to Bellington Lane.
- Route AB, St. Louis County, 8 p.m. to 5 a.m., one lane closed between Mason Road and Emerson Road. Flaggers will direct traffic through the two-lane portions of Route AB.
- I-64, St. Charles County, starting at 7 a.m., 24 hours, one eastbound lane closed after the Boone Bridge.
- I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from I-70 to Route K.
- I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed from Route K to I-70.
- I-64, St. Charles County, 7 a.m. to 2 p.m., up to two lanes closed westbound between Route K and Route 364.
- I-64, St. Charles County, 9 a.m. to 4 p.m., up to two lanes closed eastbound between Route K and Route 364.
- I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed from Wentzville Parkway to Route A.
- I-70, St. Charles County, 9 p.m. to 5:30 a.m., one westbound lane closed from Route A to Route Z.
- I-70, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between Wentzville Parkway to Foristell.
- I-70, St. Charles County, 9 a.m. to 3 p.m., one lane closed on North Outer Road between Wentzville and DHP. Flagging operation in place.
- Route 30, Franklin County, 7 p.m. to 6 a.m., one lane closed from Bardot Street to Route 47.
- I-55, Jefferson County, 7 p.m. to 5 a.m., up to two northbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 8 p.m. to 6 a.m., up to two southbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route M will be closed.
Wednesday, December 3
- I-55, St. Louis City, 8 a.m. to 5 p.m., one northbound lane closed at Broadway and one northbound lane closed at Gasconade.
- Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Reavis Road.
- Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Lindbergh Blvd to Green Park.
- Route 100, St. Louis County, 7 a.m. to 3 p.m., one eastbound right lane between Barrett Station Road and Pointe Drive, and the eastbound lane closed at Topping Lane and I-270.
- Route 100, St. Louis County, 24 hours, Sarala Road closed.
- Route 366, St. Louis County, 6 a.m. to 4 p.m., one westbound lane closed from MacKenzie to Grant.
- Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound or westbound between Emerson Road and Coeur DeVille Drive. Flaggers will direct traffic through the two-lane portions of Route AB.
- Route AB, St. Louis County, 7 a.m. to 3 p.m., one westbound lane closed from Worthington Oaks Dr to Bellington Lane.
- Route AB, St. Louis County, 8 p.m. to 5 a.m., one lane closed between Mason Road and Emerson Road. Flaggers will direct traffic through the two-lane portions of Route AB.
- I-64, St. Charles County, starting at 7 a.m., 24 hours, one eastbound lane closed after the Boone Bridge.
- I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from I-70 to Route K.
- I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed from Route K to I-70.
- I-64, St. Charles County, 7 a.m. to 2 p.m., up to two lanes closed westbound between Route K and Route 364.
- I-64, St. Charles County, 9 a.m. to 4 p.m., up to two lanes closed eastbound between Route K and Route 364.
- I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed from Wentzville Parkway to Route A.
- I-70, St. Charles County, 9 p.m. to 5:30 a.m., one westbound lane closed from Route A to Route Z.
- I-70, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between Wentzville Parkway to Foristell.
- I-70, St. Charles County, 9 a.m. to 3 p.m., one lane closed on North Outer Road between Wentzville and DHP. Flagging operation in place.
- Route 30, Franklin County, 7 p.m. to 6 a.m., one lane closed from Bardot Street to Route 47.
- I-55, Jefferson County, 7 p.m. to 5 a.m., up to two northbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 8 p.m. to 6 a.m., up to two southbound lanes closed between Route Z and Route M.
- I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route M will be closed.
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