ST. LOUIS – Drivers traveling Route 370 between I-70 and the Missouri River this weekend should use alternate routes as crews will have much of the interchange closed for repairs.
Starting at 7 p.m. Friday, Oct. 1, two westbound Route 370 lanes will be closed until 2 p.m. on Monday, Oct. 4 when only one lane will be closed.
Each night from 9 p.m. to 4 a.m. from Monday, Oct. 4 to Thursday, Oct. 7, crews will again close two lanes of Route 370.
At 9 a.m. Monday, Oct. 4 one lane of eastbound 370 from the Missouri River to I-270 will be closed, with two lanes being closed from 9 p.m. to 4 a.m. through Thursday, Oct. 7.
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 on-going closures:
- I-64, St. Louis City, the ramp from Jefferson to westbound will be closed until mid-October.
- I-64, St. Louis City, the ramp from eastbound to Jefferson will be closed until early November.
- I-64, St. Louis City, Ewing bridge over the interstate is closed until mid-October
- I-64, St. Louis City, one left lane closed eastbound and westbound under Ewing until mid-October
- I-270, St. Louis County, eastbound off-ramp to Washington Street/Elizabeth Avenue closed until fall.
- I-270, St. Louis County, westbound exit ramp at Old Halls Ferry closed until mid-November.
- I-270, St. Louis County, one lane of Dunn Road at Washington/Elizabeth closed until fall.
- I-270, St. Louis County, eastbound and westbound Pershall Road is closed at Coldwater Creek until 2022.
- I-270, St. Louis County, one lane of Pershall between West Florissant and Knollstone Drive will be closed until May 2022. Westbound traffic will no longer be able to use this section of Pershall.
- Route 67, St. Louis County, northbound ramp to westbound I-270 closed till mid-2022.
- Route 67, St. Louis County, the ramp from northbound to eastbound Route 340 is closed through mid-2022.
- Route 340, St. Louis County, ramp from northbound Lindbergh to eastbound and westbound Route 340 closed
- Route 370, St. Louis County, one right lane closed eastbound between the Missouri River and Mills Mall starting Thursday at 2:30 a.m. until October 1.
- Veterans Memorial Parkway (I-70 Outer road), St. Charles County, closed between Lake St. Louis and Rue Petite Drive until December.
Please see the list of daily road closures, weather permitting:
Thursday, September 30
- I-64, St. Louis City, 8 p.m. to 5 a.m., two eastbound lanes closed under Ewing
- I-64, St. Louis City, 7 p.m. to 5 a.m., two westbound lanes closed under Ewing
- I-44, St. Louis County, 9 a.m. to 3 p.m. and 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Bowles and Rudder
- I-44, St. Louis County, 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Antire and Yarnell
- I-44, St. Louis County, 6 a.m. to 4 p.m., one lane closed westbound from Meramec River to Mraz
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound from Old Halls Ferry Road to Hanley
- I-270, St. Louis County, 9 a.m. to 3 p.m., one eastbound lane closed at Rott Rd.
- Route 67, St. Louis County, 9 a.m. to 3 p.m., one lane closed under Route 340 bridge
- Route 141, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed southbound at Route 364
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed in each direction between I-170 and Route 67.
- Route 340, St. Louis County, 8 a.m. to 3 p.m., one lane closed eastbound from Spoede to Old Olive Road.
- Route 340, St. Louis County, 8:30 a.m. to 3 p.m., one lane closed in each direction at Lindbergh
- Route 370, St. Louis County, starting at 2:30 a.m. until 9 a.m. October 1, one right lane closed eastbound from the Missouri River to I-270.
- Route D, St. Charles County, 8 p.m. to 6 a.m., one lane closed in each direction from Route Z to Route DD. Flaggers will direct traffic through the closures.
- Route DD, St. Charles County, 8 a.m. to 3 p.m. one lane closed in each direction. Flaggers will direct traffic through closures.
- Route A, Jefferson County, 7 a.m. to 5 p.m. and 7 p.m. to 6 a.m., one lane closed eastbound and westbound at various locations between Old Route 21 and east of Collins Drive. Flaggers will direct traffic through the closures.
Friday, October 1
- I-64, St. Louis City, 9 a.m. to 2 p.m, eastbound right lane closed from Jefferson to 22nd
- I-44, St. Louis County, 6 a.m. to 4 p.m., one lane closed westbound from Meramec River to Mraz
- I-44, St. Louis County, 9 a.m. to 3 p.m. and 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Bowles and Rudder
- I-44, St. Louis County, 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Antire and Yarnell
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound from Old Halls Ferry Road to Hanley
- Route 67, St. Louis County, 9 a.m. to 12 p.m., one lane closed under Route 340 bridge
- Route 141, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed southbound at Route 364
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed in each direction between I-170 and Route 67.
- Route 340, St. Louis County, 8 a.m. to 3 p.m., one lane closed eastbound from Spoede to Old Olive Road.
- Route 340, St. Louis County, 8:30 a.m. to 12 p.m., one lane closed in each direction at Lindbergh.
- Route 370, St. Louis County, starting at 7 p.m., two westbound lanes closed from I-270 to the Missouri River until 2 p.m. Monday, Oct. 4
- Route D, St. Charles County, 8 p.m. to 6 a.m., one lane closed in each direction from Route Z to Route DD. Flaggers will direct traffic through the closures.
- Route DD, St. Charles County, 8 a.m. to 3 p.m. one lane closed in each direction. Flaggers will direct traffic through closures.
- Route A, Jefferson County, 7 a.m. to 5 p.m. and 7 p.m. to 6 a.m., one lane closed eastbound and westbound at various locations between Old Route 21 and east of Collins Drive. Flaggers will direct traffic through the closures.
Saturday, October 2
- I-44, St. Louis County, 6:30 a.m. to 10 a.m., various lanes eastbound and westbound closed at the Meramec River
- I-44, St. Louis County, 6 a.m. to 4 p.m., one lane closed westbound from Meramec River to Mraz
- I-270, St. Louis County, 6:30 a.m. to 10 a.m., ramp to westbound I-44 closed
- Route 370, St. Louis County, two westbound lanes from I-270 to the Missouri River closed until 2 p.m. Monday, Oct. 4
Sunday, October 3
- Route 370, St. Louis County, two westbound lanes closed from I-270 to the Missouri River closed until 2 p.m. Monday, Oct. 4
Monday, October 4
- I-44, St. Louis County, 9 p.m. to 5 a.m., two westbound lanes closed from Route 109 to Six Flags
- I-44, St. Louis County, 9 a.m. to 3 p.m. and 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Bowles and Rudder
- I-44, St. Louis County, 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Antire and Yarnell
- I-44, St. Louis County, 9 p.m. to 5 a.m., westbound on ramp from Route109 closed
- I-44, St. Louis County, 6 a.m. to 4 p.m., one lane closed westbound from Meramec River to Mraz
- I-70, St. Louis County, 9 a.m. to 3 p.m., one eastbound Blanchet Bridge lane closed
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound from Old Halls Ferry Road to Hanley
- Route 67, St. Louis County, 9 a.m. to 3 p.m., one lane closed under Route 340 bridge
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed in each direction between I-170 and Route 67
- Route 141, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed southbound at Route 364
- Route 340, St. Louis County, 8 a.m. to 3 p.m., one lane closed eastbound from Spoede to Old Olive Road.
- Route 340, St. Louis County, 8:30 a.m. to 3 p.m., one lane closed in each direction at Lindbergh
- Route 370, St. Louis County, until 2 p.m. two westbound lanes closed from I-270 to the Missouri River closed
- Route 370, St. Louis County, starting at 2 p.m. to 4 a.m., various westbound lanes closed from I-270 to the Missouri River
- Route 370, St. Louis County, starting at 9 a.m, various eastbound lanes from the Missouri River to I-270 closed
- Route DD, St. Charles County, 8 a.m. to 3 p.m. one lane closed in each direction. Flaggers will direct traffic through closures.
- I-55, Jefferson County, 9 a.m. to 3 p.m., one northbound lane closed at Isle Dubois Creek
- Route A, Jefferson County, 7 a.m. to 5 p.m. and 7 p.m. to 6 a.m., one lane closed eastbound and westbound at various locations between Old Route 21 and east of Collins Drive. Flaggers will direct traffic through the closures.
Tuesday, October 5
- I-44, St. Louis County, 9 p.m. to 5 a.m., two eastbound lanes closed from Six Flags to Route 109
- I-44, St. Louis County, 9 a.m. to 3 p.m. and 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Bowles and Rudder
- I-44, St. Louis County, 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Antire and Yarnell
- I-44, St. Louis County, 6 a.m. to 4 p.m., one lane closed westbound from Meramec River to Mraz
- I-70, St. Louis County, 9 a.m. to 3 p.m., one eastbound Blanchet Bridge lane closed
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound from Old Halls Ferry Road to Hanley
- Route 67, St. Louis County, 9 a.m. to 3 p.m., one lane closed under Route 340 bridge
- Route 141, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed southbound at Route 364
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed in each direction between I-170 and Route 67
- Route 340, St. Louis County, 8 a.m. to 3 p.m., one lane closed eastbound from Spoede to Old Olive Road.
- Route 340, St. Louis County, 8:30 a.m. to 3 p.m., one lane closed in each direction at Lindbergh
- Route 370, St. Louis County, various eastbound lanes from the Missouri River to I-270 closed
- Route 370, St. Louis County, various westbound lanes closed from I-270 to Missouri River
- Route DD, St. Charles County, 8 a.m. to 3 p.m. one lane closed in each direction. Flaggers will direct traffic through closures.
- I-55, Jefferson County, 9 a.m. to 3 p.m., one northbound lane closed at Isle Dubois Creek
- Route A, Jefferson County, 7 a.m. to 5 p.m. and 7 p.m. to 6 a.m., one lane closed eastbound and westbound at various locations between Old Route 21 and east of Collins Drive. Flaggers will direct traffic through the closures.
- Route T, Jefferson County, 9 a.m. to 3 p.m., one northbound lane closed at Isle Dubois Creek
Wednesday, October 6
- I-44, St. Louis County, 9 a.m. to 3 p.m. and 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Bowles and Rudder
- I-44, St. Louis County, 7 p.m. to 5 a.m., one lane closed on the north and south outer roads between Antire and Yarnell
- I-44, St. Louis County, 6 a.m. to 4 p.m., one lane closed westbound from Meramec River to Mraz
- I-70, St. Louis County, 9 a.m. to 3 p.m., one eastbound Blanchet Bridge lane closed
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound from Old Halls Ferry Road to Hanley
- Route 67, St. Louis County, 9 a.m. to 3 p.m., one lane closed under Route 340 bridge
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed in each direction between I-170 and Route 67
- Route 141, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed southbound at Route 364
- Route 340, St. Louis County, 8 a.m. to 3 p.m., one lane closed eastbound and westbound from Spoede to Old Olive Road
- Route 340, St. Louis County, 8:30 a.m. to 3 p.m., one lane closed in each direction at Lindbergh.
- Route 370, St. Louis County, various eastbound lanes from the Missouri River to I-270 closed
- Route 370, St. Louis County, various westbound lanes closed from I-270 to Missouri River
- Route DD, St. Charles County, 8 a.m. to 3 p.m. one lane closed in each direction. Flaggers will direct traffic through closures.
- Route A, Jefferson County, 7 a.m. to 5 p.m. and 7 p.m. to 6 a.m., one lane closed eastbound and westbound at various locations between Old Route 21 and east of Collins Drive. Flaggers will direct traffic through the closures.
- Route F, Franklin County, 9 a.m. to 3 p.m. one southbound lane closed at Meramec River
- Route T, Jefferson County, 6 p.m. to 6 a.m., one lane closed from Davis Rd. to Route MM. Flagger will direct traffic.
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