Weekly construction report

St. Louis Work Zones July 3-9

ST. LOUIS—-- To reduce congestion and ease travel leading up to and during the Independence Day holiday, MoDOT will suspend most work on interstates and state highways, starting Thursday, July 3 at 12 p.m.

Traffic will still be restricted in areas where there are permanent barriers, such as near I-64 between Route K and Route DD or on roadways where there are road closures. Emergency roadwork will also be performed as needed. Work on all construction projects will resume on Saturday, July 5 at 6 a.m.  

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 61/67, St. Louis County, closed at Deer Creek bridge.
• 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 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, ramp to eastbound I-64 closed.
• Route MM, Franklin County, closed in both directions between Route T and Coleman Rd.
• 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 3

• I-55/I-64, St. Louis City, 6 a.m. until 12 p.m. Saturday, July 5, northbound I-55 exit ramp to Walnut closed; westbound I-64 exit ramp to Walnut closed.
• I-170, St. Louis County, 6 a.m. to 12 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
• Route 100, St. Louis County, 8 a.m. to 12 p.m., the right turn lanes closed in all directions at Baxter.
• Route AC, St. Louis County, 8 a.m. to 12 p.m., the east and west center turn lanes are closed at Parker Road.
• Route 50, Franklin County 8 a.m. to 12 p.m., one lane closed eastbound and westbound from Route BB to Old Route 50.
• Route F, Franklin County, 6 a.m. to 12 p.m., drivers should be aware of a moving operation for striping and rumble strips.
• Route O, Franklin County, 6 a.m. to 12 p.m., drivers should be aware of a moving operation for striping and rumble strips
• Route KK, Franklin County, 7 a.m. to 12 p.m., one lane closed between Route C and Route 185.
• Route MM, Franklin County 6 a.m. to 12 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route NN, Franklin County, 6 a.m. to 12 p.m., drivers should be aware of a moving operation for striping and rumble strips.
• Route 61/67, Jefferson County, 7 a.m. to 12 p.m., one northbound and one southbound lane closed at Miller Rd and St. Johns Church Rd.

Friday, July 4

• There are no scheduled closures.

Saturday, July 5

• There are no scheduled closures.

Sunday, July 6

• I-44, Franklin County, 10 p.m. to 5 a.m., eastbound lanes closed at Route 47. 

Monday, July 7

• I-64, St. Louis City, 10 p.m. to 5 a.m., two eastbound lanes closed from Sarah to 20th
• I-70, St. Louis City, 5 a.m. to 5 p.m. Tuesday, July 8, eastbound express lanes closed.
• I-70, St. Louis County, 9 a.m. to 3:30 p.m. one eastbound lane closed at I-270.
• I-170, St. Louis County, 6 a.m. to 2 p.m., one lane closed along Pershall Road between Hanley and 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 61/67, St. Louis County, 5:30 p.m. to 6 a.m., one lane closed from Lylewood Drive to Swan Avenue.
• Route 100, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes closed in all directions at Baxter.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound lane closed between Booness Lane and Fox Creek Road.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound and one eastbound lane closed between Boones Lan and Westglen Farms Dr.
• Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed in each direction at North and South.
• Route 340, St. Louis County, 8 a.m. to 2 p.m. eastbound right turn lane and eastbound and westbound center lanes closed at North Hanley.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one lane closed westbound between Schulte and Ballas.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed westbound between Schulte and Ballas.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., southbound ramp to Woodsmill closed.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., the east and west center turn lanes are closed at Parker Road.
• I-64, St. Charles County, 8:30 p.m. to 5:30 a.m., one westbound lane closed under Route K bridge.
• I-64, St. Charles County, 7 p.m. to 9 a.m., one eastbound and one westbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 7 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, 8:30 p.m. to 6 a.m., one westbound lane closed between the I-70/I-64 interchange and Prospect Road.
• 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 61, St. Charles County, 8 p.m. to 6 a.m., one northbound lane closed between I-70 and Route A.
• Route 61, St. Charles County, 6:30 p.m. to 6 a.m., one southbound lane closed between I-70 and Route A.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• I-44, Franklin County, 7 p.m. to 5 a.m., eastbound lanes closed at Route 47.
• Route 100, Franklin County, 7 a.m. to 3 p.m., one lane closed from 5th Street in Washington to Route OO.
• Route AA, Franklin County
• Route F, Franklin County, 9 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips
• Route O, Franklin County, 9 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips.
• Route V, Franklin County, 7 a.m. to 5 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• Route KK, Franklin County, 8 a.m. to 3 p.m., one lane closed between Route C and Route 185.
• Route MM, Franklin County, 8 a.m. to 3 p.m. and 5 p.m. to 5 a.m., one eastbound and westbound lane closed between Main Street to Route M.
• Route MM, Franklin County 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route NN, Franklin County, 9 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips.
• 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, 7 a.m. to 3 p.m., one northbound and one southbound lane closed at Miller Rd and St. Johns Church Rd.
• Route AA, Jefferson County, 8 a.m. to 4 p.m., one lane closed at I-55. Flaggers will direct traffic through the work zone.

Tuesday, July 8

• I-64, St. Louis City, 8 p.m. to 5 a.m., one eastbound lane closed from Sarah to 20th
• I-64, St. Louis City, 10 p.m. to 5 a.m., eastbound exit ramps at Grand and Market closed. Ramps will be closed one at a time.
• I-64, St. Louis County, 9 a.m. to 3:30 p.m., one eastbound lane closed at Route 340.
• I-70, St. Louis City, 5 a.m. to 5 p.m. Tuesday, July 8, eastbound express lanes closed.
• I-170, St. Louis County, 8:30 p.m. 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. The westbound I-70 ramp to the southbound 170 is 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. The westbound I-70 ramp to the southbound 170 is closed.
• I-170, St. Louis County, 6 a.m. to 2 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
• I-270, St. Louis County, 9 a.m. to 3 p.m., one lane of Clayton Rd. closed at I-270.
• 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 61/67, St. Louis County, 5:30 p.m. to 6 a.m., one lane closed from Lylewood Drive to Swan Avenue.
• Route 100, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes closed in all directions at Baxter.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound lane closed between Booness Lane and Fox Creek Road.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound and one eastbound lane closed between Boones Lan and Westglen Farms Dr.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one lane closed westbound between Schulte and Ballas.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed westbound between Schulte and Ballas.
• Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed in each direction at North and South.
• Route 340, St. Louis County, 8 a.m. to 2 p.m. eastbound right turn lane and eastbound and westbound center lanes closed at North Hanley.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., southbound ramp to Woodsmill closed.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., the east and west center turn lanes are closed at Parker Road.
• Route 61, St. Charles County, 6:30 p.m. to 6 a.m., one southbound lane closed between I-70 and Route A.
• I-64, St. Charles County, 8:30 p.m. to 5:30 a.m., one westbound lane closed under Route K bridge.
• I-64, St. Charles County, 8:30 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, 7 p.m. to 9 a.m., one westbound and one westbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 7 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• 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, 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 lane closed westbound and eastbound from Route Z to Route A.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z under I-70.
• I-44, Franklin County, 7 p.m. to 5 a.m., eastbound lanes closed at Route 47.
• Route 50, Franklin County, 6 p.m. to 5 a.m., one eastbound and westbound lane closed between Independence Drive to Route BB.
• Route 100, Franklin County, 7 a.m. to 3 p.m., one lane closure from 5th Street in Washington to Route OO.
• Route F, Franklin County, 6 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips
• Route C, Franklin County, 8 a.m. to 4 p.m., one lane closed at Boeuf Creek. Flaggers will direct traffic through the work zone.
• Route O, Franklin County, 6 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips.
• Route V, Franklin County, 7 a.m. to 5 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• Route Y, Franklin County, 9 a.m. to 3 p.m., one lane closed at White Branch Creek. Flaggers will direct traffic through the work zone.
• Route KK, Franklin County, 8 a.m. to 3 p.m., one lane closed between Route C and Route 185.
• Route NN, Franklin County, 6 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips
• Route MM, Franklin County, 8 a.m. to 3 p.m. and 5 p.m. to 5 a.m., one eastbound and westbound lane closed between Main Street to Route M.
• Route MM, Franklin County 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• I-55, Jefferson County, 9 p.m. to 5 a.m., the ramp from southbound to Route A will be closed.
• I-55, Jefferson County, 9 a.m. to 2 p.m., two eastbound lanes of McNutt closed at I-55.
• Route 61/67, Jefferson County, 7 a.m. to 3 p.m., one northbound and one southbound lane closed at Miller Rd and St. Johns Church Rd.

Wednesday, July 9

• I-64, St. Louis City, 10 p.m. to 5 a.m., two westbound lanes closed from 20th to Sarah.
• I-64, St. Louis County, 9 a.m. to 3:30 p.m., one eastbound lane closed at Route 340
• I-64, St. Louis County, 7 p.m. to 5:30 a.m.
• I-170, St. Louis County, 8:30 p.m. 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. The westbound I-70 ramp to the southbound 170 is 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. The westbound I-70 ramp to the southbound 170 is closed.
• I-170, St. Louis County, 6 a.m. to 2 p.m., one lane closed along Pershall Road between Hanley and Hazelwood Avenue.
• I-170, St. Louis County, 9 a.m. to 3 p.m., two southbound lanes closed at Eager Rd./Brentwood exit.
• I-270, St. Louis County, 9 a.m. to 3 p.m., one lane of Clayton Rd. closed at I-270.
• 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 61/67, St. Louis County, 5:30 p.m. to 6 a.m., one lane closed from Lylewood Drive to Swan Avenue.
• Route 100, St. Louis County, 8 a.m. to 2 p.m., the right turn lanes closed in all directions at Baxter.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound lane closed between Booness Lane and Fox Creek Road.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one westbound and one eastbound lane closed between Boones Lan and Westglen Farms Dr.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one lane closed westbound between Schulte and Ballas.
• Route 340, St. Louis County, 8 p.m. to 6 a.m., one lane closed westbound between Schulte and Ballas.
• Route 340, St. Louis County, 8 a.m. to 2 p.m. eastbound right turn lane and eastbound and westbound center lanes closed at North Hanley.
• Route 340, St. Louis County, 8 a.m. to 2 p.m., one lane closed in each direction at North and South.
• Route AB, St. Louis County, 7 a.m. to 2 p.m., southbound ramp to Woodsmill closed.
• Route AC, St. Louis County, 8 a.m. to 2 p.m., the east and west center turn lanes are closed at Parker Road.
• I-64, St. Charles County, 8:30 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, 8:30 p.m. to 5:30 a.m., one westbound lane closed under Route K bridge.
• I-64, St. Charles County, 7 p.m. to 9 a.m., one eastbound and one westbound lane closed from Route 364 to Route K.
• I-64, St. Charles County, 7 p.m. to 5:30 a.m., one eastbound lane closed between the I-70/I-64 interchange and Prospect Road.
• 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, 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 lane closed westbound and eastbound from Route Z to Route A.
• Route P, St. Charles County, 9 a.m. to 3 p.m., one lane closed at Enon 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.
• I-44, Franklin County, 7 p.m. to 5 a.m., eastbound lanes closed at Route 47.
• Route 100, Franklin County, 7 a.m. to 3 p.m., one lane closed from 5th Street in Washington to Route OO.
• Route F, Franklin County, 6 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips
• Route O, Franklin County, 8 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips.
• Route V, Franklin County, 7 a.m. to 5 p.m., one eastbound and westbound lane closed from Route 47 to Route 100.
• Route KK, Franklin County, 8 a.m. to 3 p.m., one lane closed between Route C and Route 185.
• Route MM, Franklin County, 8 a.m. to 3 p.m. and 5 p.m. to 5 a.m., one eastbound and westbound lane closed between Main Street to Route M.
• Route MM, Franklin County 6 a.m. to 4 p.m., one lane closed between Beauty Dr. and Purina Farms.
• Route NN, Franklin County, 6 a.m. to 8 p.m., drivers should be aware of a moving operation for striping and rumble strips
• 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, 7 a.m. to 3 p.m., one northbound and one southbound lane closed at Miller Rd and St. Johns Church Rd.

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