St. Louis Work Zones Feb. 5-11…

ST. LOUIS - MoDOT crews will close up to two additional northbound lanes of I-270 near I-64 overnight Thursday and Friday, Feb. 5 & 6, staring at 8 p.m. The lanes will reopen the following morning by 5 a.m. The closure will allow crews to remove barrier walls and remove and replace striping in order to shift lanes.

Starting at 9 p.m. Friday, Feb. 6, crews will close Conway Rd. under I-64 to remove the interstate bridge overhead. Conway will reopen by 5 a.m. Monday, Feb. 9.

All work is dependent on the weather.

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.

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 Virginia on ramp to southbound I-55 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 closed 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 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 northbound lane closed from Patterson to St. Ferdinand.
• Route 100, St. Louis County, starting Feb. 9, one westbound lane closed between Barrett Station Rd. and Mason Lane.
• Route AB, St. Louis County, one eastbound and westbound lane closed under I-270.
• 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 spring 2026.
• I-55, Jefferson County, starting Feb. 9, one southbound lane closed from Meramec Bottom Rd. to the end of the southbound bridge.
• 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.
• 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, February 5

• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Gravois.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Walden Ridge to Baptist Church.
• Route 100, St. Louis County, 24 hrs., one eastbound lane closed between Pointe Drive and Des Peres Road.
• Route 100, St. Louis County, 24 hrs., one eastbound lane closed between Mason Lane and Barrett Station Rd.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound and westbound lane closed between Grant and Laclede Station Road.
• Route 370, St. Charles County, 7 a.m. to 1 p.m., one westbound lane closed from on ramp from Route 141 to Route 370 overpass of Route 94.
• Route 370, St. Charles County, 9 a.m. to 6 p.m., one eastbound lane closed between Mel Wetter Parkway to Route 141.
• Route 30, Franklin County, 9 a.m. to 3 p.m., one lane closed on the bridge over I-44, the bridge over BNSF railroad and near Cedars Ct. in Jefferson County.

Friday, February 6

• I-44, St. Louis City, 9 a.m. to 6 p.m., two eastbound lanes closed between Kingshighway and Jefferson.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Gravois.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Walden Ridge to Baptist Church.
• Route 100, St. Louis County, 24 hrs., one eastbound lane closed between Pointe Drive and Des Peres Road.
• Route 100, St. Louis County, 24 hrs., one eastbound lane closed between Mason Lane and Barrett Station Rd.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound and westbound lane closed between Grant and Laclede Station Road.
• Route 370, St. Charles County, 7 a.m. to 1 p.m., one westbound lane closed from on ramp from Route 141 to Route 370 overpass of Route 94.
• Route 370, St. Charles County, 9 a.m. to 6 p.m., one eastbound lane closed between Mel Wetter Parkway to Route 141.
• Route 30, Franklin County, 9 a.m. to 3 p.m., one lane closed on the bridge over I-44, the bridge over BNSF railroad and near Cedars Ct. in Jefferson County.

Saturday, February 7

• Route 370, St. Charles County, 7 a.m. to 1 p.m., one westbound lane closed from on ramp from Route 141 to Route 370 overpass of Route 94.
• Route 370, St. Charles County, 9 a.m. to 6 p.m., one eastbound lane closed between Mel Wetter Parkway to Route 141.

Sunday, February 8

• There are no scheduled closures.

Monday, February 9

• I-44, St. Louis City, 9 a.m. to 6 p.m., two eastbound lanes closed between Kingshighway and Jefferson.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Gravois.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Walden Ridge to Baptist Church.
• Route 100, St. Louis County, 7 a.m. to 3 p.m., one westbound lane closed between Topping Rd. and Sams Dr.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound and westbound lane closed between Grant and Laclede Station Road.
• Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two lanes closed westbound between Route 141 to the bridge over the Missouri River.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one lane closed eastbound between St. Louis Mills and I-270.
• Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two lanes closed westbound between I-270 and St. Louis Mills.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route 364.

• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route 364 and I-70.
• I-70, St. Charles County, 8 p.m. to 6 a.m., one eastbound and westbound lane closed from Foristell to Wentzville.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound and westbound lane closed from Wentzville Parkway to Route A.
• Route 370, St. Charles County, 7 a.m. to 1 p.m., one westbound lane closed from on ramp from Route 141 to Route 370 overpass of Route 94.
• Route 370, St. Charles County, 9 a.m. to 6 p.m., one eastbound lane closed between Mel Wetter Parkway to Route 141.
• Route 30, Franklin County, 9 a.m. to 3 p.m., one lane closed on the bridge over I-44, the bridge over BNSF railroad and near Cedars Ct. in Jefferson County.
• Route 100/B, Franklin County, 8 a.m. to 4 p.m., one laned closed on Route B at the intersection of Route 100.

Tuesday, February 10

• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Walden Ridge to Baptist Church.
• Route 100, St. Louis County, 7 a.m. to 3 p.m., one westbound lane closed between Topping Rd. and Sams Dr.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound and westbound lane closed between Grant and Laclede Station Road.
• Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two lanes closed westbound between Route 141 to the bridge over the Missouri River.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one lane closed eastbound between St. Louis Mills and I-270.
• Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two lanes closed westbound between I-270 and St. Louis Mills.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route 364.

• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route 364 and I-70.
• I-70, St. Charles County, 8 p.m. to 6 a.m., one eastbound and westbound lane closed from Foristell to Wentzville.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound and westbound lane closed from Wentzville Parkway to Route A.
• Route 370, St. Charles County, 7 a.m. to 1 p.m., one westbound lane closed from on ramp from Route 141 to Route 370 overpass of Route 94.
• Route 370, St. Charles County, 9 a.m. to 6 p.m., one eastbound lane closed between Mel Wetter Parkway to Route 141.
• Route 30, Franklin County, 9 a.m. to 3 p.m., one lane closed on the bridge over I-44, the bridge over BNSF railroad and near Cedars Ct. in Jefferson County.
• Route 100/B, Franklin County, 8 a.m. to 4 p.m., one laned closed on Route B at the intersection of Route 100.

Wednesday, February 11

• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Green Park to Gravois.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed from Walden Ridge to Baptist Church.
• Route 100, St. Louis County, 7 a.m. to 3 p.m., one westbound lane closed between Topping Rd. and Sams Dr.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound and westbound lane closed between Grant and Laclede Station Road.
• Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two lanes closed westbound between Route 141 to the bridge over the Missouri River.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one lane closed eastbound between St. Louis Mills and I-270.
• Route 370, St. Louis County, 7 p.m. to 5:30 a.m., two lanes closed westbound between I-270 and St. Louis Mills.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route 364.

• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route 364 and I-70.
• I-70 St. Charles County, 10 p.m. to 5 a.m., all westbound lanes at I-64 closed. Signed detours will be in place.
• I-70, St. Charles County, 10 p.m. to 5 a.m., I-70, St. Charles County, 8 p.m. to 6 a.m., one eastbound and westbound lane closed from Foristell to Wentzville.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound and westbound lane closed from Wentzville Parkway to Route A.
• Route 370, St. Charles County, 7 a.m. to 1 p.m., one westbound lane closed from on ramp from Route 141 to Route 370 overpass of Route 94.
• Route 370, St. Charles County, 9 a.m. to 6 p.m., one eastbound lane closed between Mel Wetter Parkway to Route 141.
• Route 30, Franklin County, 9 a.m. to 3 p.m., one lane closed on the bridge over I-44, the bridge over BNSF railroad and near Cedars Ct. in Jefferson County.
• Route 100/B, Franklin County, 8 a.m. to 4 p.m., one laned closed on Route B at the intersection of Route 100.

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