St. Louis Work Zones October 15-21

ST. LOUIS - Drivers who use Interstate 64 and Interstate 70 in St. Charles County should be aware that the closure of the westbound Interstate 64 exit ramp to eastbound Interstate 70 (exit 1B) has been delayed until Monday, October 19. The ramp will remain closed for 30 days. All work is weather permitting.

The ramp will close as part of the reconstruction of the Interstate 70/64/U.S. Route 61 interchange.

Traffic wishing to access eastbound I-70 at the interchange can stay in the left lane of westbound I-64 (exit 1A) and exit at the Route Z interchange (exit 209) and turn around and continue east on I-70.

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-44, St. Louis City, westbound express lanes and Broadway exit closed.
• I-70, St. Louis City, westbound Broadway entrance ramp closed.
• I-170, St. Louis County, starting at 8 p.m. Tuesday, one lane closed northbound and southbound from Natural Bridge Road to St. Charles Rock Road until late spring 2027.
• I-270, St. Louis County, ramp from westbound to Riverview Drive 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 lane closed northbound from the Missouri River to just north of Route 94 through late 2027.
• Route 100, St. Louis County, one eastbound and westbound lane closed from Mason Lane to Barrett Station Road through late 2026
• Route 100, St. Louis County, one eastbound and westbound lane closed from Weidman Road to Manchester Meadows through spring 2027.
• Route 366, St. Louis County, one eastbound and westbound lane closed between Watson Industrial to Pardee, through the end of 2026.
• Route D, St. Louis County, one lane closed west of Woodson through October.
• Route D, St. Louis County, the ramps to northbound and southbound Route 67 are closed until late 2026.
• I-70, St. Charles County, the westbound on and off-ramp at David Hoekel Parkway closed through late-November.
• I-64, St. Charles County, starting at 9 p.m. Monday through mid-November, the ramp from westbound to eastbound I-70 will be closed.
• Route 94, St. Charles County, one left-turn lane for the on-ramp to the eastbound 370 closed through late 2027.
• Route 370, St. Charles County, two westbound lanes moved to the eastbound Discovery Bridge across the Missouri River. Two eastbound lanes shifted to the right. Temporary barrier to divide eastbound and westbound lanes.
• I-55, Jefferson County, one northbound and southbound lane closed from Meramec Bottom to Route 141.
• I-55, Jefferson County, the southbound on and off ramps connecting to Route Z closed.
• Route 61/67, Jefferson County, one lane closed northbound and southbound from Brandon Wallace Way to 6th/8th Street through summer 2027.
• Route Z, Jefferson County, all interior lanes closed under I-55. One lane in each direction is open.

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

Thursday, October 15

• I-64, St. Louis County,8 p.m. to 6 a.m., up to two lanes closed on the south outer road from Maryville Center Drive to Timberlake Manor Parkway.
• I-64, St. Louis County, 6 p.m. to 9 a.m., up to two westbound lanes closed from I-270 to Chesterfield Parkway
• I-64, St. Louis County, 7 p.m. to 9 a.m., up to two westbound lanes closed from Chesterfield Parkway to the Missouri River Bridge.
• I-64, St. Louis County, 8 p.m. to 6 a.m., one left lane closed eastbound and westbound between Mason and the Missouri River Bridge.
• I-170, St. Louis County, 9 a.m. to 3 p.m., one southbound left lane closed between Page and Woodson.
• I-270, St. Louis County, 9 a.m. to 3 p.m. one northbound left lane closed at Delmar.
• Route 61/67, St. Louis County, 6 a.m. to 3 p.m., one northbound and southbound lane from Meramec River to Lindbergh.
• Route 67, St. Louis County, 7 p.m. to 5 a.m., all southbound lanes closed at the Lindbergh Tunnel.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from I-255 to Forder.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed from Bayless to S. Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at I-270 to North Office Parkway.
• Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed I-170 to Mount Olive Avenue.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one westbound right lane closed from Ferguson Avenue to Pennsylvania Avenue.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound lane closed from Laclede Station to MacKenzie.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one westbound lane closed from New Sappington to Sturdy.
• Route D, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed from Millpark to Kratky.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between Prospect Road to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and Prospect Road.
• I-64/Route 61, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound and westbound lane closed between I-70 and Prospect Road.
• 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.
• Veterans Memorial Parkway, St. Charles County, through Friday, one westbound lane closed between Corporate Parkway and South Callahan Road.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one northbound lane closed from Route 61/67 Interchange to McNutt.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one lane closed southbound between Route M and Route Z.
• Route 30, Jefferson County, 5 p.m. to 6 a.m., one lane closed from Route NN/B and Route PP.

Friday, October 16

• I-64, St. Louis County,8 p.m. to 6 a.m., up to two lanes closed on the south outer road from Maryville Center Drive to Timberlake Manor Parkway.
• I-64, St. Louis County, 6 p.m. to 9 a.m., up to two westbound lanes closed from I-270 to Chesterfield Parkway
• I-64, St. Louis County, 7 p.m. to 9 a.m., up to two westbound lanes closed from Chesterfield Parkway to the Missouri River Bridge.
• I-64, St. Louis County, 8 p.m. to 6 a.m., one left lane closed eastbound and westbound between Mason and the Missouri River Bridge.
• Route 61/67, St. Louis County, 6 a.m. to 3 p.m., one northbound and southbound lane from Meramec River to Lindbergh.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from I-255 to Forder.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed from Bayless to S. Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at I-270 to North Office Parkway.
• Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed I-170 to Mount Olive Avenue.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one westbound right lane closed from Ferguson Avenue to Pennsylvania Avenue.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound lane closed from Laclede Station to MacKenzie.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one westbound lane closed from New Sappington to Sturdy.
• Route D, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed from Millpark to Kratky.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between Prospect Road to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and Prospect Road.
• I-64/Route 61, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound and westbound lane closed between I-70 and Prospect Road.
• 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.
• Veterans Memorial Parkway, St. Charles County, through Friday, one westbound lane closed between Corporate Parkway and South Callahan Road.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one northbound lane closed from Route 61/67 Interchange to McNutt.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one lane closed southbound between Route M and Route Z.
• Route 30, Jefferson County, 5 p.m. to 6 a.m., one lane closed from Route NN/B and Route PP.
• Route 67, Jefferson County, 10 p.m. to 5 a.m., all lanes closed on southbound at I-55. Detours will be marked.

Saturday, October 17

• I-70, St. Louis City, 7:30 a.m. to 10:30 a.m., the ramp from eastbound to 11th Street will be closed for the Lou Mile.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between Prospect Road to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and Prospect Road.
• I-64/Route 61, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound and westbound lane closed between I-70 and Prospect Road.
• 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.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one northbound lane closed from Route 61/67 Interchange to McNutt.

Sunday, October 18

Monday, October 19

• Route D, St. Louis City, one lane closed eastbound and westbound between Skinker and Tucker.
• I-64, St. Louis County, 6 p.m. to 9 a.m., up to two westbound lanes closed from I-270 to Chesterfield Parkway
• I-64, St. Louis County, 7 p.m. to 9 a.m., up to two westbound lanes closed from Chesterfield Parkway to the Missouri River Bridge.
• I-64, St. Louis County, 8 p.m. to 6 a.m., one left lane closed eastbound and westbound between Mason and the Missouri River Bridge.
• I-170, St. Louis County, 9 a.m. to 3 p.m., one lane closed northbound and southbound at Coldwater Creek and Boeing Road.
• Route 61/67, St. Louis County, 6 a.m. to 3 p.m., one northbound and southbound lane from Meramec River to Lindbergh.
• Route 141, St. Louis County, 9 a.m. to 3 p.m., one left lane closed on northbound at Route AB.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from I-255 to Forder.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Baumgartner Road.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed from Bayless to S. Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at I-270 to North Office Parkway.
• Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed I-170 to Mount Olive Avenue.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one westbound right lane closed from Ferguson Avenue to Pennsylvania Avenue.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound lane closed from Laclede Station to MacKenzie.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one westbound lane closed from New Sappington to Sturdy.
• Route 370, St. Louis County, 9 a.m. to 6 p.m., one lane closed eastbound and westbound between I-270 and the Missouri River.
• Route D, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed from Millpark to Kratky.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between Prospect Road to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and Prospect Road.
• I-64/Route 61, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound and westbound lane closed between I-70 and Prospect Road.
• I-64, St. Charles County, starting at 9 p.m. through mid-November, the ramp from westbound to eastbound I-70 will be closed.
• 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, 9 a.m. to 6 p.m., one lane closed eastbound and westbound between Elm Point and the Missouri River.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one northbound lane closed from Route 61/67 Interchange to McNutt.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one lane closed southbound between Route M and Route Z.
• Route 30, Jefferson County, 5 p.m. to 6 a.m., one lane closed from Route NN/B and Route PP.
• Route 67, Jefferson County, 7 p.m. to 6 a.m., one lane closed northbound and southbound between I-55 and Route CC.

Tuesday, October 20

• Route D, St. Louis City, one lane closed eastbound and westbound between Skinker and Tucker.
• I-64, St. Louis County, 6 p.m. to 9 a.m., up to two westbound lanes closed from I-270 to Chesterfield Parkway
• I-64, St. Louis County, 7 p.m. to 9 a.m., up to two westbound lanes closed from Chesterfield Parkway to the Missouri River Bridge.
• I-64, St. Louis County, 8 p.m. to 6 a.m., one left lane closed eastbound and westbound between Mason and the Missouri River Bridge.
• I-170, St. Louis County, starting at 8 p.m. until late spring 2027, up to two right lanes closed northbound and southbound from Natural Bridge Road to St. Charles Rock Road.
• I-255, St. Louis County, 9 a.m. to 7 p.m., one lane closed westbound at the Mississippi River (Jefferson Barracks) bridge.
• Route 61/67, St. Louis County, 6 a.m. to 3 p.m., one northbound and southbound lane from Meramec River to Lindbergh.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from I-255 to Forder.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Baumgartner Road.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed from Bayless to S. Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at I-270 to North Office Parkway.
• Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed I-170 to Mount Olive Avenue.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one westbound right lane closed from Ferguson Avenue to Pennsylvania Avenue.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound lane closed from Laclede Station to MacKenzie.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one westbound lane closed from New Sappington to Sturdy.
• Route 370, St. Louis County, 9 a.m. to 6 p.m., one lane closed eastbound and westbound between I-270 and the Missouri River.
• Route D, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed from Millpark to Kratky.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between Prospect Road to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and Prospect Road.
• I-64/Route 61, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound and westbound lane closed between I-70 and Prospect Road.
• 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, 9 a.m. to 6 p.m., one lane closed eastbound and westbound between Elm Point and the Missouri River.
• Route W/T, St. Charles County, 2 a.m. to 6 a.m., the ramp to westbound I-70 will be closed.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one northbound lane closed from Route 61/67 Interchange to McNutt.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one lane closed southbound between Route M and Route Z.
• Route 30, Jefferson County, 5 p.m. to 6 a.m., one lane closed from Route NN/B and Route PP.
• Route 67, Jefferson County, 7 p.m. to 6 a.m., one lane closed northbound and southbound between I-55 and Route CC.

Wednesday, October 21

• Route D, St. Louis City, one lane closed eastbound and westbound between Skinker and Tucker.
• I-64, St. Louis County, 9 a.m. to 2 p.m., one right lane closed westbound at McKnight.
• I-64, St. Louis County, 6 p.m. to 9 a.m., up to two westbound lanes closed from I-270 to Chesterfield Parkway
• I-64, St. Louis County, 7 p.m. to 9 a.m., up to two westbound lanes closed from Chesterfield Parkway to the Missouri River Bridge.
• I-64, St. Louis County, 8 p.m. to 6 a.m., one left lane closed eastbound and westbound between Mason and the Missouri River Bridge.
• I-255, St. Louis County, 9 a.m. to 7 p.m., one lane closed westbound at the Mississippi River (Jefferson Barracks) bridge.
• Route 61/67, St. Louis County, 6 a.m. to 3 p.m., one northbound and southbound lane from Meramec River to Lindbergh.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from I-255 to Forder.
• Route 231, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Baumgartner Road.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed from Bayless to S. Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at I-270 to North Office Parkway.
• Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed I-170 to Mount Olive Avenue.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one westbound right lane closed from Ferguson Avenue to Pennsylvania Avenue.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one eastbound lane closed from Laclede Station to MacKenzie.
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one westbound lane closed from New Sappington to Sturdy.
• Route 370, St. Louis County, 9 a.m. to 6 p.m., one lane closed eastbound and westbound between I-270 and the Missouri River.
• Route D, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed from Millpark to Kratky.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between Prospect Road to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and Prospect Road.
• I-64/Route 61, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound and westbound lane closed between I-70 and Prospect Road.
• 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, 9 a.m. to 6 p.m., one lane closed eastbound and westbound between Elm Point and the Missouri River.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one northbound lane closed from Route 61/67 Interchange to McNutt.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one lane closed southbound between Route M and Route Z.
• Route 30, Jefferson County, 5 p.m. to 6 a.m., one lane closed from Route NN/B and Route PP.
• Route 67, Jefferson County, 7 p.m. to 6 a.m., one lane closed northbound and southbound between I-55 and Route CC.

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