St. Louis Work Zones September 18-24

ST. LOUIS — Weather permitting, MoDOT crews will close the northbound I-170 exit ramp to westbound I-70/Airport (Exit 7C) in North St. Louis County Friday, Sept. 19 at 9 p.m. until Monday, Sept. 21 at 5 a.m.  The ramp will be closed for bridge work. 

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-270, St. Louis, County, one northbound lane closed at I-44 through October.
  • I-270, St. Louis County, various northbound and southbound lanes narrowed between I-64 and Olive through late 2025.
  • I-270, St. Louis County, Conway closed under I-270 through fall 2025.
  • 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.
  • I-270, St. Louis County, the ramp from eastbound to southbound I-170 will be closed through September.
  • 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, one northbound and southbound lane close over Coldwater Creek.
  • 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 from Washington to Ferdinand.
  • Route 67, St. Louis County, starting September 15, one lane closed northbound and southbound over Lynn Haven Lane and Taylor Road through December. Lynn Haven Lane/Taylor Road will be closed in both directions.
  • Route 141, St. Louis County, one southbound lane closed at I-64 and one eastbound/westbound exit ramp closed through 2025.
  • Route 141, St. Louis County, one northbound lane closed at I-70.
  • Route 141, St. Louis County, one southbound lane closed north of I-70 to just south of I-70.
  • 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.
  • Route AC, St. Louis County, one northbound and one southbound lane closed at Maline Creek (just south of Lucas & Hunt).
  • I-64, St. Charles County, two westbound lanes closed on the Daniel Boone Bridge over the Missouri River. One westbound lane remains on the westbound bridge and two westbound lanes shifted to the eastbound bridge through December 2025.
  • I-64, St. Charles County, North Outer Road/Technology Drive bridge closed through 2025.
  • Route 61, St. Charles County, the ramp from southbound to westbound I-70 closed through October.
  • Route K, St. Charles County, one lane on and the ramp to eastbound I-64 closed through September.
  • Route 100, Franklin County, one eastbound lane closed on the Eastern Missouri Railroad bridge near Villa Ridge through early September 2025.
  • 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, the ramp from southbound Route 67 to southbound I-55 will be closed through September 2025.
  • I-55, Jefferson County, one lane closed on Herky Horine Road under southbound through October.
  • 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, Jefferson County, closed between Route T and Coleman Rd.

 

Please see the list of daily road closures, weather permitting:

 

Thursday, September 18

  • I-64, St. Louis City, 9 a.m. to 3 p.m., the ramp from Market Street to westbound I-64 will be closed.
  • I-64, St. Louis City, 6 a.m. to 2 p.m., one lane closed eastbound between 22nd Street and 6th
  • I-64, St. Louis City, 9 a.m. to 3 p.m., one lane closed westbound between Broadway and 22nd
  • I-70, St. Louis City, 7 p.m. to 4 a.m., the express lanes will be closed.
  • I-70, St. Louis County, 9 a.m. to 3 p.m., westbound exit ramp to Cypress closed.
  • I-170, St. Louis County, 8:30 p.m. to 5 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-44, St. Louis County, 8 a.m. to 2 p.m., one turn lane closed on the south outer road at Valley Park Drive. Turning traffic can use the right lane to turn.
  • I-70, St. Louis County, 7 p.m. to 5 a.m., one lane closed westbound from Hanley to McDonnell and one lane from the overpass from northbound I-170 to the ramp from eastbound to northbound I-170.
  • I-70, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound from McDonnell to Hanley and one lane from the overpass from southbound I-170 to the ramp from westbound to southbound I-170.
  • I-170, St. Louis County, 8:30 p.m. to 5 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-170, St. Louis County, 9 p.m. to 6 a.m., one northbound lane closed from Route 115 to Scudder Road and one lane and ramp under the eastbound I-70 overpass and the ramp to westbound I-70.
  • I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
  • I-255, St. Louis County, 8 p.m. to 5 a.m., one lane closed westbound between Koch Road and I-55.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane between I-270 and Butler Hill Road.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Lindbergh and Green Park.
  • Route 67, St. Louis County, 7 p.m. to 5 a.m., Lindbergh Tunnel closed.
  • Route 61/67, St. Louis County, 8 a.m. to 3:30 p.m., one southbound and northbound lane closed from the Conway/German Intersection to Conway Road.
  • Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound and westbound lane closed between Highway OO and Booness Lane. A pilot car will help direct traffic through the work zone.
  • Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound/southbound lane closed at Clayton Road.
  • Route 109, St. Louis County, 7 a.m. to 3 p.m., one northbound lane closed at Route 109 and Route CC roundabout.
  • Route 115, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 115, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 141, St. Louis County, 9 p.m. to 5 a.m., one northbound/southbound lane closed at I-70.
  • Route 267, St. Louis County, 5 a.m. to 2 p.m. one northbound lane closed Mehlville Court to Buckley and one southbound lane closed River City Boulevard to Bayless.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes at Wilson will be closed. Drivers can use the right lane to make a turn.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the northbound and southbound center lanes at Forest Hills will be closed.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Route 100.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed at Hanley and at Old Bonhomme.
  • Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Warson and I-170.
  • Route 367, St. Louis County, 8 a.m. to 2 p.m., the center turn lane closed in all directions at St. Cyr.
  • Route D, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Dielman.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed between Ladue Woods Estates and Worthington Oaks Drive.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound between Worthington Oaks Drive and Belle Maison Lane and one lane closed eastbound or westbound in sections between I-270 and Route 141.
  • Route BA, St. Louis County, 9 a.m. to 3 p.m., one lane closed at Bonhomme Creek. Flaggers will direct traffic through the work zone.
  • Route CC, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Chesterfield Airport Road
  • 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 7 a.m., one westbound lane closed from I-70 to Route K.
  • 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 lane closed westbound 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.
  • Route 370, St. Charles County, 6 p.m. to 5 a.m., one eastbound/westbound lane closed between I-270 and the Missouri River.
  • Route 370, St. Charles County, 5 p.m.to 5 a.m., two lanes closed eastbound between Elm Point and the Missouri River.
  • Route P, St. Charles County, 9 a.m. to 3 p.m. one lane closed over Enon Branch Creek. A flagger will direct traffic through the work zone.
  • Route 100, Franklin County, 7 p.m. to 5 a.m., one eastbound/westbound lane closed from Route OO to I-44 Washington exit. Flaggers will direct traffic through the work zone.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one lane closed east of Gray Summit.
  • I-55, Jefferson County, 9 a.m. to 3 p.m., one lane closed northbound and southbound at Isle Dubois Creek.
  • Route 231, Jefferson County, 6 p.m. to 5 a.m., one lane closed between Route 61/67 and the Meramec River. A pilot car will direct traffic through the work zone.
  • Route MM, Jefferson County, 8 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 30 and Route M.

 

Friday, September 19

  • I-64, St. Louis City, 6 a.m. to 2 p.m., one lane closed eastbound between 22nd Street and 6th
  • I-64, St. Louis City, 9 a.m. to 3 p.m., one lane closed westbound between Broadway and 22nd
  • I-44, St. Louis County, 8 a.m. to 2 p.m., one turn lane closed on the south outer road at Valley Park Drive. Turning traffic can use the right lane to turn.
  • I-70, St. Louis County, 8 p.m. to 7 a.m., one lane closed westbound from Hanley to McDonnell and one lane from the overpass from northbound I-170 to the ramp from eastbound to northbound I-170.
  • I-70, St. Louis County, 9 p.m. to 7 a.m., one lane closed eastbound from McDonnell to Hanley and one lane from the overpass from southbound I-170 to the ramp from westbound to southbound I-170.
  • I-170, St. Louis County, starting at 9 p.m., northbound exit ramp to westbound I-70/Airport exit 7C closed.
  • I-170, St. Louis County, 9 p.m. to 6 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-170, St. Louis County, 9 p.m. to 7 a.m., one northbound lane closed from Route 115 to Scudder Road and one lane and ramp under the eastbound I-70 overpass and the ramp to westbound I-70.
  • I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane between I-270 and Butler Hill Road.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Lindbergh and Green Park.
  • Route 67, St. Louis County, 7 p.m. to 5 a.m., Lindbergh Tunnel closed.
  • Route 61/67, St. Louis County, 8 a.m. to 3:30 p.m., one southbound and northbound lane closed from the Conway/German Intersection to Conway Road.
  • Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound and westbound lane closed between Highway OO and Booness Lane. A pilot car will help direct traffic through the work zone.
  • Route 109, St. Louis County, 7 a.m. to 3 p.m., one northbound lane closed at Route 109 and Route CC roundabout.
  • Route 115, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 115, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 141, St. Louis County, 9 p.m. to 5 a.m., one northbound/southbound lane closed between Casino Center Drive and Rider Trail South.
  • Route 267, St. Louis County, 5 a.m. to 2 p.m. one northbound lane closed Mehlville Court to Buckley and one southbound lane closed River City Boulevard to Bayless.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes at Wilson will be closed. Drivers can use the right lane to make a turn.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the northbound and southbound center lanes at Forest Hills will be closed.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Route 100.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed at Hanley and at Old Bonhomme.
  • Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Warson and I-170.
  • Route 367, St. Louis County, 8 a.m. to 2 p.m., the center turn lane closed in all directions at St. Cyr.
  • Route D, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Dielman.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed between Ladue Woods Estates and Worthington Oaks Drive.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound between Worthington Oaks Drive and Belle Maison Lane and one lane closed eastbound or westbound in sections between I-270 and Route 141.
  • Route CC, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Chesterfield Airport Road
  • 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 7 a.m., one westbound lane closed from I-70 to Route K.
  • 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 lane closed westbound 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.
  • Route 370, St. Charles County, 6 p.m. to 5 a.m., one eastbound/westbound lane closed between I-270 and the Missouri River.
  • Route 370, St. Charles County, 5 p.m.to 5 a.m., two lanes closed eastbound between Elm Point and the Missouri River.
  • Route 100, Franklin County, 7 p.m. to 5 a.m., one eastbound/westbound lane closed from Route OO to I-44 Washington exit. Flaggers will direct traffic through the work zone.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one lane closed east of Gray Summit.
  • Route 67, Jefferson County, 11 p.m. to 5 a.m., one northbound/southbound lane closed at Route CC.
  • Route MM, Jefferson County, 8 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 30 and Route M.
  • Route 110, Jefferson County, 9 a.m. to 3 p.m., one lane closed over Route 67. Flaggers will direct traffic through the work zone.
  • Route 231, Jefferson County, 6 p.m. to 5 a.m., one lane closed between Route 61/67 and the Meramec River. A pilot car will direct traffic through the work zone.

 

Saturday, September 20

  • I-70, St. Louis County, 7 p.m. to 8 a.m., one lane closed westbound from Hanley to McDonnell and one lane from the overpass from northbound I-170 to the ramp from eastbound to northbound I-170.
  • I-70, St. Louis County, 9 p.m. to 8 a.m., one lane closed eastbound from McDonnell to Hanley and one lane from the overpass from southbound I-170 to the ramp from westbound to southbound I-170.
  • I-170, St. Louis County, 9 p.m. to 8 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-170, St. Louis County, 24 hours, northbound exit ramp to westbound I-70/Airport exit 7C closed.
  • I-170, St. Louis County, 9 p.m. to 8 a.m., one northbound lane closed from Route 115 to Scudder Road and one lane and ramp under the eastbound I-70 overpass and the ramp to westbound I-70.
  • I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
  • I-255, St. Louis County, midnight to 5 a.m. Monday, one lane closed westbound from Koch Road to I-55.
  • Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound and westbound lane closed between Highway OO and Booness Lane. A pilot car will help direct traffic through the work zone.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound between Worthington Oaks Drive and Belle Maison Lane.
  • Route 94, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Orchard Farm and Route H. Flaggers will direct traffic through the work zone.

 

Sunday, September 21

  • I-170, St. Louis County, until 5 a.m. Monday, northbound exit ramp to westbound I-70/Airport exit 7C closed.
  • I-255, St. Louis County, until 5 a.m. Monday, one lane closed westbound from Koch Road to I-55.

 

Monday, September 22

  • I-64, St. Louis City, 9 a.m. to 3 p.m., the Papin Street ramp to eastbound I-64 will be closed.
  • I-64, St. Louis City, 6 a.m. to 2 p.m., one lane closed eastbound between 22nd Street and 6th
  • I-64, St. Louis City, 9 a.m. to 3 p.m., one lane closed westbound between Broadway and 22nd
  • I-44, St. Louis County, 9 a.m. to 3 p.m., one eastbound/westbound lane closed at the Meramec River in Eureka.
  • I-44, St. Louis County, 8 a.m. to 2 p.m., one turn lane closed on the south outer road at Valley Park Drive. Turning traffic can use the right lane to turn.
  • I-70, St. Louis County, 7 p.m. to 5 a.m. One lane closed westbound from Hanley to McDonnell and one lane from the overpass from northbound I-170 to the ramp from eastbound to northbound I-170.
  • I-70, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound from McDonnell to Hanley and one lane from the overpass from southbound I-170 to the ramp from westbound to southbound I-170.
  • I-170, St. Louis County, 8:30 p.m. to 5 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-170, St. Louis County, 9 p.m. to 6 a.m., one northbound lane closed from Route 115 to Scudder Road and one lane and ramp under the eastbound I-70 overpass and the ramp to westbound I-70.
  • I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane between I-270 and Butler Hill Road.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Lindbergh and Green Park.
  • Route 67, St. Louis County, 9 a.m. to 3:30 p.m., one northbound lane closed at the Lindbergh Tunnel.
  • Route 67, St. Louis County, starting at 7 a.m., one lane closed in each direction over Lynn Haven/Taylor through December. Lynn Haven and Taylor will also be closed in each direction.
  • Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound and westbound lane closed between Hencken and Booness. A pilot car will help direct traffic through the work zone.
  • Route 100, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Barrett Station Road and I-270.
  • Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound/southbound lane closed at Clayton Road.
  • Route 109, St. Louis County, 7 a.m. to 3 p.m., one northbound lane closed at Route 109 and Route CC roundabout.
  • Route 115, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 115, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 141, St. Louis County, 9 p.m. to 5 a.m., one northbound/southbound lane closed between Casino Center Drive and Rider Trail South.
  • Route 141, St. Louis County, 10 p.m. to 5 a.m., various short term ramp closures at I-70.
  • Route 267, St. Louis County, 5 a.m. to 2 p.m. one northbound lane closed Mehlville Court to Buckley and one southbound lane closed River City Boulevard to Bayless.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes at Wilson will be closed. Drivers can use the right lane to make a turn.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the northbound and southbound center lanes at Forest Hills will be closed.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Route 100.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed at Hanley and at Old Bonhomme.
  • Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Warson and I-170.
  • Route 367, St. Louis County, 8 a.m. to 2 p.m., the center turn lane closed in all directions at St. Cyr.
  • Route D, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Dielman.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound between Worthington Oaks Drive and Belle Maison Lane and one lane closed eastbound or westbound in sections between I-270 and Route 141.
  • Route BA, St. Louis County, 9 a.m. to 3 p.m., one lane closed at Bonhomme Creek. Flaggers will direct traffic through the work zone.
  • Route CC, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Chesterfield Airport Road
  • 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 7 a.m., one westbound lane closed from I-70 to Route K.
  • I-64, St. Charles County 10 p.m. to 5 a.m., the ramp from westbound to westbound I-70 will close.
  • 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 lane closed westbound 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.
  • Route 370, St. Charles County, 6 p.m. to 5 a.m., one eastbound/westbound lane closed between I-270 and the Missouri River.
  • Route 370, St. Charles County, 5 p.m.to 5 a.m., two lanes closed eastbound between Elm Point and the Missouri River.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one eastbound/westbound lane closed from Route OO to I-44 Washington exit. Flaggers will direct traffic through the work zone.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one lane closed east of Gray Summit.
  • I-55, Jefferson County, 9 a.m. to 3 p.m., one northbound lane closed at Isle Dubois Creek.
  • Route 231, Jefferson County, 6 p.m. to 5 a.m., one lane closed between Route 61/67 and the Meramec River. A pilot car will direct traffic through the work zone.
  • Route A, Jefferson County, 7 p.m. to 5 a.m., one eastbound/westbound lane closed on Route A bridge over I-55.
  • Route MM, Jefferson County, 8 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 30 and Route M.

 

Tuesday, September 23

  • I-64, St. Louis City, 9 a.m. to 3 p.m., the Papin Street ramp to eastbound I-64 will be closed.
  • I-64, St. Louis City, 6 a.m. to 2 p.m., one lane closed eastbound between 22nd Street and 6th
  • I-64, St. Louis City, 9 a.m. to 3 p.m., one lane closed westbound between Broadway and 22nd
  • I-44, St. Louis County, 9 a.m. to 3 p.m., one eastbound/westbound lane closed at the Meramec River in Eureka.
  • I-44, St. Louis County, 8 a.m. to 2 p.m., one turn lane closed on the south outer road at Valley Park Drive. Turning traffic can use the right lane to turn.
  • I-70, St. Louis County, 7 p.m. to 5 a.m. One lane closed westbound from Hanley to McDonnell and one lane from the overpass from northbound I-170 to the ramp from eastbound to northbound I-170.
  • I-70, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound from McDonnell to Hanley and one lane from the overpass from southbound I-170 to the ramp from westbound to southbound I-170.
  • I-170, St. Louis County, 8:30 p.m. to 5 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-170, St. Louis County, 9 p.m. to 6 a.m., one northbound lane closed from Route 115 to Scudder Road and one lane and ramp under the eastbound I-70 overpass and the ramp to westbound I-70.
  • I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
  • Route 21, St. Louis County, 9 a.m. to 3 p.m., up to two lanes closed at I-270.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane between I-270 and Butler Hill Road.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Lindbergh and Green Park.
  • Route 67, St. Louis County, 9 a.m. to 3:30 p.m., one northbound lane closed at the Lindbergh Tunnel.
  • Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound and westbound lane closed between Hencken and Booness. A pilot car will help direct traffic through the work zone.
  • Route 100, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Barrett Station Road and I-270.
  • Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound/southbound lane closed at Clayton Road.
  • Route 109, St. Louis County, 7 a.m. to 3 p.m., one northbound lane closed at Route 109 and Route CC roundabout.
  • Route 115, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 115, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 141, St. Louis County, 9 p.m. to 5 a.m., one northbound/southbound lane closed between Casino Center Drive and Rider Trail South.
  • Route 141, St. Louis County, 10 p.m. to 5 a.m., various short term ramp closures at I-70.
  • Route 267, St. Louis County, 5 a.m. to 2 p.m. one northbound lane closed Mehlville Court to Buckley and one southbound lane closed River City Boulevard to Bayless.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes at Wilson will be closed. Drivers can use the right lane to make a turn.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the northbound and southbound center lanes at Forest Hills will be closed.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Route 100.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed at Hanley and at Old Bonhomme.
  • Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Warson and I-170.
  • Route 367, St. Louis County, 8 a.m. to 2 p.m., the center turn lane closed in all directions at St. Cyr.
  • Route D, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Dielman.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound between Worthington Oaks Drive and Belle Maison Lane and one lane closed eastbound or westbound in sections between I-270 and Route 141.
  • Route BA, St. Louis County, 9 a.m. to 3 p.m., one lane closed at Bonhomme Creek. Flaggers will direct traffic through the work zone.
  • Route CC, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Chesterfield Airport Road
  • 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 7 a.m., one westbound lane closed from I-70 to Route K.
  • 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 lane closed westbound 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.
  • Route 370, St. Charles County, 6 p.m. to 5 a.m., one eastbound/westbound lane closed between I-270 and the Missouri River.
  • Route 370, St. Charles County, 5 p.m.to 5 a.m., two lanes closed eastbound between Elm Point and the Missouri River.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one eastbound/westbound lane closed from Route OO to I-44 Washington exit. Flaggers will direct traffic through the work zone.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one lane closed east of Gray Summit.
  • I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound/southbound lane closed over Route M.
  • Route 61, Jefferson County, 9 a.m. to 3 p.m., one lane closed at Glaze Creek.
  • Route 231, Jefferson County, 6 p.m. to 5 a.m., one lane closed between Route 61/67 and the Meramec River. A pilot car will direct traffic through the work zone.
  • Route MM, Jefferson County, 8 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 30 and Route M.

 

Wednesday, September 24

  • I-64, St. Louis City, 9 a.m. to 3 p.m., the Papin Street ramp to eastbound I-64 will be closed.
  • I-64, St. Louis City, 6 a.m. to 2 p.m., one lane closed eastbound between 22nd Street and 6th
  • I-64, St. Louis City, 9 a.m. to 3 p.m., one lane closed westbound between Broadway and 22nd
  • I-44, St. Louis County, 9 a.m. to 3 p.m., one eastbound/westbound lane closed at the Meramec River in Eureka.
  • I-44, St. Louis County, 8 a.m. to 2 p.m., one turn lane closed on the south outer road at Valley Park Drive. Turning traffic can use the right lane to turn.
  • I-70, St. Louis County, 7 p.m. to 5 a.m. One lane closed westbound from Hanley to McDonnell and one lane from the overpass from northbound I-170 to the ramp from eastbound to northbound I-170.
  • I-70, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound from McDonnell to Hanley and one lane from the overpass from southbound I-170 to the ramp from westbound to southbound I-170.
  • I-170, St. Louis County, 8:30 p.m. to 5 a.m., one southbound lane closed from Scudder Road to Route 115 and one lane and ramp under the westbound I-70 overpass closed.
  • I-170, St. Louis County, 9 p.m. to 6 a.m., one northbound lane closed from Route 115 to Scudder Road and one lane and ramp under the eastbound I-70 overpass and the ramp to westbound I-70.
  • I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
  • I-255, St. Louis County, 8 p.m. to 5 a.m., one lane closed westbound between Koch Road and I-55.
  • Route 21, St. Louis County, 9 a.m. to 3 p.m., up to two lanes closed at I-270.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane between I-270 and Butler Hill Road.
  • Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Lindbergh and Green Park.
  • Route 21, St. Louis County, 9 a.m. to 3 p.m., one lane closed over I-270.
  • Route 67, St. Louis County, 9 a.m. to 3:30 p.m., one southbound lane closed at the Lindbergh Tunnel.
  • Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound and westbound lane closed between Hencken and Booness. A pilot car will help direct traffic through the work zone.
  • Route 100, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Barrett Station Road and I-270.
  • Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound/southbound lane closed at Clayton Road.
  • Route 109, St. Louis County, 7 a.m. to 3 p.m., one northbound lane closed at Route 109 and Route CC roundabout.
  • Route 115, St. Louis County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 115, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Hanley.
  • Route 141, St. Louis County, 9 p.m. to 5 a.m., one northbound/southbound lane closed between Casino Center Drive and Rider Trail South.
  • Route 141, St. Louis County, 10 p.m. to 5 a.m., various short term ramp closures at I-70.
  • Route 267, St. Louis County, 5 a.m. to 2 p.m. one northbound lane closed Mehlville Court to Buckley and one southbound lane closed River City Boulevard to Bayless.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes at Wilson will be closed. Drivers can use the right lane to make a turn.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the northbound and southbound center lanes at Forest Hills will be closed.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Route 100.
  • Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed at Hanley and at Old Bonhomme.
  • Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Warson and I-170.
  • Route 367, St. Louis County, 8 a.m. to 2 p.m., the center turn lane closed in all directions at St. Cyr.
  • Route D, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Dielman.
  • Route AB, St. Louis County, 7 a.m. to 3 p.m., one lane closed eastbound between Worthington Oaks Drive and Belle Maison Lane and one lane closed eastbound or westbound in sections between I-270 and Route 141.
  • Route BA, St. Louis County, 9 a.m. to 3 p.m., one lane closed at Bonhomme Creek. Flaggers will direct traffic through the work zone.
  • Route CC, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes will be closed at Chesterfield Airport Road
  • 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 7 a.m., one westbound lane closed from I-70 to Route K.
  • 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 lane closed westbound 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.
  • Route 370, St. Charles County, 6 p.m. to 5 a.m., one eastbound/westbound lane closed between I-270 and the Missouri River.
  • Route 370, St. Charles County, 5 p.m.to 5 a.m., two lanes closed eastbound between Elm Point and the Missouri River.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one eastbound/westbound lane closed from Route OO to I-44 Washington exit. Flaggers will direct traffic through the work zone.
  • Route 100, Franklin County, 8 a.m. to 3 p.m., one lane closed east of Gray Summit.
  • I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound/southbound lane closed over Route M.
  • Route 61, Jefferson County, 9 a.m. to 3 p.m., one lane closed at Glaze Creek.
  • Route 231, Jefferson County, 6 p.m. to 5 a.m., one lane closed between Route 61/67 and the Meramec River. A pilot car will direct traffic through the work zone.
  • Route MM, Jefferson County, 8 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 30 and Route M.

 

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