St. Louis Work Zones July 17-23

ST. LOUIS — The Missouri Department of Transportation will close two right lanes and the shoulder of eastbound Interstate 70 at the Blanchette Bridge over the Missouri River this weekend for bridge repairs. All work is weather permitting.

            Friday, July 18, crews will close the two eastbound right lanes and shoulder at 8 p.m. This around the clock closure will end at 5 a.m. Monday, July 21. Three eastbound lanes on the bridge will remain open.  This is the first of three similar weekend closures.

            In addition, MoDOT crews will close the northbound I-170 exit ramp to westbound I-70 (airport exit) Friday, July 18 at 9 p.m. until Monday, July 21 at 5 a.m. for bridge painting.  Message boards will direct motorists around the closure.

For real-time roadway weather conditions, go to http://traveler.modot.org/map. For real-time traffic, visit Welcome to Gateway Guide! | Missouri Department of Transportation (modot.org). 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 2025.
• 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 2025.
• I-55, St. Louis City, the ramp from Virginia to southbound is closed through December 2025.
• I-55, St. Louis City, the ramp from southbound to Loughborough and the Loughborough on-ramp to southbound will be closed through December 2025.
• I-55, St. Louis City, the ramp from Lafayette/Truman to southbound is closed through 2025.
• I-55, St. Louis City, the ramp from Germania to northbound is closed through 2025.
• I-55, St. Louis City, the ramp from southbound to Germania is closed through 2025.
• I-170, St. Louis County, one northbound lane closed at westbound I-70 to overpass of westbound I-70 over northbound I-170.
• 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, one lane northbound and southbound will be closed Musick to Tesson Creek Estates through late 2025.
• Route 67, St. Louis County, one northbound and southbound lane closed over Coldwater Creek.
• Route 67, St. Louis County, all lanes closed northbound and southbound at Deer Creek (just south of Conway Road/German Boulevard) through early August.
• 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 109, St. Louis County, the intersection of northbound/southbound Route 109 and eastbound/westbound Route CC closed through the end of 2025.
• Route 141, St. Louis County, one southbound lane closed at I-64 through 2025.
• Route N, St. Louis County, one lane closed southbound from Cool Valley Drive to Augusta.
• Route AB, St. Louis County, one lane closed between Laduemont and Wexler Manor Court through mid-August. Traffic signals will direct traffic through the one lane section. Chasselle Lane is also closed at Route AB.
• 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.
• Route K, St. Charles County, one lane, and the ramp to eastbound I-64 closed.
• Route MM, Franklin County, closed in both directions between Route T and Coleman Rd.
• 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.
• Route 67, Jefferson County, one southbound lane closed at I-55.
• Route 67, Jefferson County, the southbound 67 to southbound I-55 loop ramp closed.
• Route Z, Jefferson County, three middle lanes closed in the center of Route Z. All traffic is pushed to the outside lanes. 

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

Thursday, July 17

• I-64, St. Louis City, 9 p.m. to 5 a.m., two eastbound lanes closed from Sarah to 20th The ramp from Forest Park and Grand to eastbound will also be closed.
• I-44, St. Louis County, 9 a.m. to 3:30 p.m., one lane closed at Murdoch over I-44.
• I-44, St. Louis County, 9 p.m. to 6 a.m., two westbound lanes will be closed at Allenton Lane.
• I-64, St. Louis County, 4 a.m. to 3 p.m., the ramp from westbound to Boones Crossing will be closed.
• I-170, St. Louis County, 9 p.m. to 6 a.m., one lane closed northbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed on Pershall under I-270 from Hanley to Hazelwood Avenue.
• I-255, St. Louis County, 9 p.m. to 5 a.m., one lane closed eastbound and westbound between I-55 and the Illinois State Line.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Musick and Concord School Road.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at East Concord Road to Lindbergh Blvd.
• Route 61/67, St. Louis County, 6 p.m. to 5 a.m., various lane closed at Lindbergh and I-64.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound and one eastbound lane closed between Booness Lane and Fox Creek Road.
• Route 109, St. Louis County, 6 a.m. to 3 p.m., various lane closures on the roundabout at Route CC.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., one westbound lane closed on Clayton over Route 141.
• Route 267, St. Louis County, 5 a.m. to 2 p.m., one lane closed northbound from Mehlville Court to Buckley.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed eastbound between I-270 and Old Ballas Road.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one right lane closed westbound between Laclede Station and Rock Hill Road.
• Route D, St. Louis County, 6 p.m. to 6 a.m., one lane in each direction between I-170 and Pennsylvania.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., the southbound ramp to Woods Mill will be narrowed. Flaggers will help guide traffic through the work zone.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at New Halls Ferry and Vaille. Only one turn lane will be closed at a time.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lane closed from St. Cyr to New Halls Ferry.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 8 p.m. to 7 a.m., one westbound lane closed from Route 364 to Route K.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two westbound lanes closed between Route K and Mid Rivers.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed between Wentzville Parkway to Route Z.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one lane closed eastbound and westbound from Route Z to Route A.
• Route P, St. Charles County, 8 a.m. to 3 p.m., one lane closed at Eron Creek. Flaggers will direct traffic through the work zone.
• Route Y, St. Charles County, 8 a.m. to 3 p.m., one lane closed at White Branch Creek. Flaggers will direct traffic through the work zone.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed between Independence Drive to Route BB.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed from Gasconade/Franklin County line to Route C.
• Route KK, Franklin County, 7 a.m. to 3 p.m., one lane closed between Route C and Route 185 and Route 185 and Route 100. Flaggers will help direct traffic through the work zone.
• Route MM, Franklin County, 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route V, Franklin County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route A will be closed.
• Route 61/67, Jefferson County, one lane closed northbound and southbound at Miller Road and St. Johns Church Road. 

Friday, July 18

• I-64, St. Louis City, 9 p.m. to 5 a.m., two eastbound lanes closed from Sarah to 20th The ramp from Forest Park and Grand to eastbound and the eastbound exit to Grand/Market Street will also be closed.
• I-170, St. Louis County, 9 p.m. to 6 a.m., one lane closed southbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed on Pershall under I-270 from Hanley to Hazelwood Avenue.
• I-170, St. Louis County, 9 p.m. until 5 a.m. Monday, the ramp from northbound to the westbound I-70/Airport and the left lane on northbound I-170 will be closed.
• I-255, St. Louis County, 9 p.m. to 5 a.m., one lane closed eastbound and westbound between I-55 and the Illinois State Line.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Musick and Concord School Road.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at East Concord Road to Lindbergh Blvd.
• Route 61/67, St. Louis County, 6 p.m. to 5 a.m., various lane closed at Lindbergh and I-64.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound and one eastbound lane closed between Booness Lane and Fox Creek Road.
• Route 109, St. Louis County, 6 a.m. to 3 p.m., various lane closures on the roundabout at Route CC.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., one westbound lane closed on Clayton over Route 141.
• Route 267, St. Louis County, 5 a.m. to 2 p.m., one lane closed northbound from Mehlville Court to Buckley.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed eastbound between I-270 and Old Ballas Road.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one right lane closed westbound between Laclede Station and Rock Hill Road.
• Route D, St. Louis County, 6 p.m. to 6 a.m., one lane in each direction between I-170 and Pennsylvania.
• Route N, St. Louis County, 6 p.m. to 7 a.m., one lane closed northbound and southbound from Taille De Noyer Drive to Throughman Avenue.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., the southbound ramp to Woods Mill will be narrowed. Flaggers will help guide traffic through the work zone.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at New Halls Ferry and Vaille. Only one turn lane will be closed at a time.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lane closed from St. Cyr to New Halls Ferry.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 8 p.m. to 7 a.m., one westbound lane closed from Route 364 to Route K.
• I-70, St. Charles County, 8 p.m. until 5 a.m. Monday, up to two lanes closed eastbound at the Blanchette Bridge over the Missouri River.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two westbound lanes closed between Route K and Mid Rivers.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed between Wentzville Parkway to Route Z.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one lane closed eastbound and westbound from Route Z to Route A.
• Route 79, St. Charles County, 9 p.m. to 5 a.m., two lanes closed just north of I-70.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• Route Z, St. Charles County, 7:30 a.m. to 3:30 p.m., one lane closed northbound and southbound from Route D to Route N. Flaggers will direct traffic through the work zone.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed between Independence Drive to Route BB.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed from Gasconade/Franklin County line to Route C.
• Route KK, Franklin County, 7 a.m. to 3 p.m., one lane closed between Route C and Route 185 and Route 185 and Route 100. Flaggers will help direct traffic through the work zone.
• Route MM, Franklin County, 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route V, Franklin County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route A will be closed.
• Route 61/67, Jefferson County, one lane closed northbound and southbound at Miller Road and St. Johns Church Road. 

Saturday, July 19

• I-64, St. Louis City, 9 p.m. to 7 a.m., two eastbound and westbound lanes closed from Sarah to 20th The eastbound exit to Grand/Market Street will also be closed.
• I-170, St. Louis County, 9 p.m. to 8 a.m., one lane closed southbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, until 5 a.m. Monday, the ramp from northbound to the westbound I-70/Airport and the left lane on northbound I-170 will be closed.
• I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed on Pershall under I-270 from Hanley to Hazelwood Avenue.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound and one eastbound lane closed between Booness Lane and Fox Creek Road.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 8 p.m. to 7 a.m., one westbound lane closed from Route 364 to Route K.
• I-70, St. Charles County, until 5 a.m. Monday, up to two lanes closed eastbound at the Blanchette Bridge over the Missouri River. 

Sunday, July 20

• I-64, St. Louis City, 9 p.m. to 7 a.m., two westbound lanes closed from Sarah to 20th The westbound ramp to Forest Park Avenue and Grand and the ramp from Jefferson to westbound will also be closed..
• I-170, St. Louis County, until 5 a.m. Monday, the ramp from northbound to the westbound I-70/Airport and the left lane on northbound I-170 will be closed.
• I-70, St. Charles County, until 5 a.m. Monday, up to two lanes closed eastbound at the Blanchette Bridge over the Missouri River. 

Monday, July 21

• I-64, St. Louis City, 9 p.m. to 5 a.m., two eastbound lanes closed from Sarah to 20th Street
• I-44, St. Louis County, 9 a.m. to 3 p.m., the ramps from eastbound and westbound to northbound and southbound I-270 will be narrowed.
• I-170, St. Louis County, 8:30 to 5 a.m., one lane closed southbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 9 p.m. to 6 a.m., one lane closed northbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed on Pershall under I-270 from Hanley to Hazelwood Avenue.
• I-255, St. Louis County, 9 p.m. to 5 a.m., one lane closed eastbound and westbound between I-55 and the Illinois State Line.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Musick and Concord School Road.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at East Concord Road to Lindbergh Blvd.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed between Booness Lane and Fox Creek Road.
• Route 109, St. Louis County, 6 a.m. to 3 p.m., various lane closures on the roundabout at Route CC.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., one westbound lane closed on Clayton over Route 141.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., all right turn lanes closed at Astra Way. Only one turn lane will be closed at a time.
• Route 267, St. Louis County, 5 a.m. to 2 p.m., one lane closed northbound from Mehlville Court to Buckley.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed eastbound between I-270 and Old Ballas Road.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one right lane closed westbound between Laclede Station and Rock Hill Road.
• Route 367, St. Louis County, 8 a.m. to 2 p.m., center turn lanes closed in all directions at St. Cyr.
• Route D, St. Louis County, 8 a.m. to 2 p.m., one right turn lane closed in each direction and the east and west center lane closed at Dielman. Only one turn lane will be closed at a time.
• Route D, St. Louis County, 6 p.m. to 6 a.m., one lane in each direction between I-170 and Pennsylvania.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., the southbound ramp to Woods Mill will be narrowed. Flaggers will help guide traffic through the work zone.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at New Halls
• Ferry and Vaille. Only one turn lane will be closed at a time.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lane closed from St. Cyr to New Halls Ferry.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Parker.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound between Parker and Green Grass.
• Route CC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at Airport Road. Only one right turn lane will be closed at a time.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 8 p.m. to 7 a.m., one westbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one lane closed eastbound from Lake St. Louis Boulevard to Route 364.
• I-70, St. Charles County, 8 p.m. until 5 a.m. Monday, up to two lanes closed eastbound at the Blanchette Bridge over the Missouri River.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two westbound lanes closed between Route K and Mid Rivers.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed between Wentzville Parkway to Route Z.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one lane closed eastbound and westbound from Route Z to Route A.
• I-70, St. Charles County, 8 p.m. to 6 a.m., one lane closed eastbound and westbound under Route W. Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed between Independence Drive to Route BB.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed from Gasconade/Franklin County line to Route C.
• Route KK, Franklin County, 7 a.m. to 3 p.m., one lane closed between Route C and Route 185 and Route 185 and Route 100. Flaggers will help direct traffic through the work zone.
• Route MM, Franklin County, 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route MM, Franklin County, 5 p.m. to 5 a.m. and 8 a.m. to 3 p.m., one lane closed eastbound and westbound from Route M to Main Street. Flaggers will direct traffic through the work zone.
• Route V, Franklin County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route A will be closed.
• Route 61/67, Jefferson County, one lane closed northbound and southbound at Miller Road and St. Johns Church Road.
• Route 110. Jefferson County, one lane closed at Route 67. Flaggers will direct traffic through the work zone. 

Tuesday, July 22

• I-64, St. Louis City, 9 p.m. to 5 a.m., two eastbound and westbound lanes closed from Sarah to 20th Street
• I-44, St. Louis County, 9 a.m. to 3 p.m., the ramps from eastbound and westbound to northbound and southbound I-270 will be narrowed.
• I-170, St. Louis County, 8:30 to 5 a.m., one lane closed southbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 9 p.m. to 6 a.m., one lane closed northbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed on Pershall under I-270 from Hanley to Hazelwood Avenue.
• I-255, St. Louis County, 9 p.m. to 5 a.m., one lane closed eastbound and westbound between I-55 and the Illinois State Line.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Musick and Concord School Road.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at East Concord Road to Lindbergh Blvd.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed between Booness Lane and Fox Creek Road.
• Route 109, St. Louis County, 6 a.m. to 3 p.m., various lane closures on the roundabout at Route CC.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., one westbound lane closed on Clayton over Route 141.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., all right turn lanes closed at Astra Way. Only one turn lane will be closed at a time.
• Route 267, St. Louis County, 5 a.m. to 2 p.m., one lane closed northbound from Mehlville Court to Buckley.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed eastbound between I-270 and Old Ballas Road.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one right lane closed westbound between Laclede Station and Rock Hill Road.
• Route 367, St. Louis County, 8 a.m. to 2 p.m., center turn lanes closed in all directions at St. Cyr.
• Route D, St. Louis County, 8 a.m. to 2 p.m., one right turn lane closed in each direction and the east and west center lane closed at Dielman. Only one turn lane will be closed at a time.
• Route D, St. Louis County, 6 p.m. to 6 a.m., one lane in each direction between I-170 and Pennsylvania.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., the southbound ramp to Woods Mill will be narrowed. Flaggers will help guide traffic through the work zone.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at New Halls
• Ferry and Vaille. Only one turn lane will be closed at a time.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lane closed from St. Cyr to New Halls Ferry.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Parker.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound between Parker and Green Grass.
• Route CC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at Airport Road. Only one right turn lane will be closed at a time.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 8 p.m. to 7 a.m., one westbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one lane closed eastbound from Lake St. Louis Boulevard to Route 364.
• I-70, St. Charles County, 8 p.m. until 5 a.m. Monday, up to two lanes closed eastbound at the Blanchette Bridge over the Missouri River.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two westbound lanes closed between Route K and Mid Rivers.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed between Wentzville Parkway to Route Z.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one lane closed eastbound and westbound from Route Z to Route A.
• I-70, St. Charles County, 8 p.m. to 6 a.m., one lane closed eastbound and westbound under Route W. Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed between Independence Drive to Route BB.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed from Gasconade/Franklin County line to Route C.
• Route KK, Franklin County, 7 a.m. to 3 p.m., one lane closed between Route C and Route 185 and Route 185 and Route 100. Flaggers will help direct traffic through the work zone.
• Route MM, Franklin County, 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route MM, Franklin County, 5 p.m. to 5 a.m. and 8 a.m. to 3 p.m., one lane closed eastbound and westbound from Route M to Main Street. Flaggers will direct traffic through the work zone.
• Route V, Franklin County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route A will be closed.
• Route 61/67, Jefferson County, one lane closed northbound and southbound at Miller Road and St. Johns Church Road.
• Route 110. Jefferson County, one lane closed at Route 67. Flaggers will direct traffic through the work zone.

Wednesday, July 23

• I-64, St. Louis City, 9 p.m. to 5 a.m., two eastbound and westbound lanes closed from Sarah to 20th Street
• I-44, St. Louis County, 9 a.m. to 3 p.m., the ramps from eastbound and westbound to northbound and southbound I-270 will be narrowed.
• I-64, St. Louis County, 9 a.m. to 3 p.m., the left lane will be closed on the ramp from Brentwood Boulevard to westbound.
• I-170, St. Louis County, 8:30 to 5 a.m., one lane closed southbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 9 p.m. to 6 a.m., one lane closed northbound from Scudder Road to Route 115 and one lane and ramp under the eastbound I-70 overpass closed.
• I-170, St. Louis County, 6 a.m. to 5 p.m., one lane closed on Pershall under I-270 from Hanley to Hazelwood Avenue.
• I-170, St. Louis County, 9 a.m. to 3 p.m., the right turn lane closed on the ramp from southbound to northbound Brentwood Boulevard.
• I-255, St. Louis County, 9 p.m. to 5 a.m., one lane closed eastbound and westbound between I-55 and the Illinois State Line.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed between Musick and Concord School Road.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at East Concord Road to Lindbergh Blvd.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed between Booness Lane and Fox Creek Road.
• Route 109, St. Louis County, 6 a.m. to 3 p.m., various lane closures on the roundabout at Route CC.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., one westbound lane closed on Clayton over Route 141.
• Route 141, St. Louis County, 8 a.m. to 2 p.m., all right turn lanes closed at Astra Way. Only one turn lane will be closed at a time.
• Route 267, St. Louis County, 5 a.m. to 2 p.m., one lane closed northbound from Mehlville Court to Buckley.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed eastbound between I-270 and Old Ballas Road.
• Route 340, St. Louis County, 8 a.m. to 2 p.m., each right turn lane and the eastbound and westbound center turn lane at North Hanley. Only one turn lane will be closed at a time.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one right lane closed westbound between Laclede Station and Rock Hill Road.
• Route 367, St. Louis County, 8 a.m. to 2 p.m., center turn lanes closed in all directions at St. Cyr.
• Route D, St. Louis County, 8 a.m. to 2 p.m., one right turn lane closed in each direction and the east and west center lane closed at Dielman. Only one turn lane will be closed at a time.
• Route D, St. Louis County, 6 p.m. to 6 a.m., one lane in each direction between I-170 and Pennsylvania.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., the southbound ramp to Woods Mill will be narrowed. Flaggers will help guide traffic through the work zone.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at New Halls
• Ferry and Vaille. Only one turn lane will be closed at a time.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., right turn lane closed from St. Cyr to New Halls Ferry.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Parker.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound between Parker and Green Grass.
• Route CC, St. Louis County, 8 a.m. to 2 p.m., right turn lanes closed at Airport Road. Only one right turn lane will be closed at a time.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 6 a.m., one westbound lane closed between the I-70/I-64 interchange and Prospect Road.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 8 p.m. to 7 a.m., one westbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 7:30 p.m. to 5:30 a.m., one lane closed eastbound from Lake St. Louis Boulevard to Route 364.
• I-70, St. Charles County, 8 p.m. until 5 a.m. Monday, up to two lanes closed eastbound at the Blanchette Bridge over the Missouri River.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two westbound lanes closed between Route K and Mid Rivers.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one eastbound lane closed between Wentzville Parkway to Route Z.
• I-70, St. Charles County, 9 p.m. to 5:30 a.m., one lane closed eastbound and westbound from Route Z to Route A.
• I-70, St. Charles County, 8 p.m. to 6 a.m., one lane closed eastbound and westbound under Route W. Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed between Independence Drive to Route BB.
• Route 50, Franklin County, 8 a.m. to 3 p.m., one eastbound and westbound lane closed from Gasconade/Franklin County line to Route C.
• Route KK, Franklin County, 7 a.m. to 3 p.m., one lane closed between Route C and Route 185 and Route 185 and Route 100. Flaggers will help direct traffic through the work zone.
• Route MM, Franklin County, 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route MM, Franklin County, 5 p.m. to 5 a.m. and 8 a.m. to 3 p.m., one lane closed eastbound and westbound from Route M to Main Street. Flaggers will direct traffic through the work zone.
• Route V, Franklin County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route A will be closed.
• Route 61/67, Jefferson County, one lane closed northbound and southbound at Miller Road and St. Johns Church Road.
• Route 110. Jefferson County, one lane closed at Route 67. Flaggers will direct traffic through the work zone. 

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