ST. LOUIS – Motorists who use Interstate 55 in Jefferson County should be aware of an upcoming ramp closure beginning Friday, June 14 at 9 p.m.
The Missouri Department of Transportation will close the southbound Interstate 55 ramp to southbound US Route 67. The ramp will be closed Friday, June 14 from 9 p.m. until 8 a.m. Saturday, June 15.
Motorists are encouraged to exit southbound Interstate 55 at Route A and proceed to US Route 67. All work is weather permitting.
This closure is a part of the I-55 design-build project in Jefferson County: Interstate 55 Corridor Upgrades in Jefferson | Missouri Department of Transportation (modot.org). To view photos of the Interstate 55 project: Jefferson County I-55 Corridor Upgrades Design-Build (2024) | Flickr.
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-44, St. Louis City, the southbound 7th street on-ramp to westbound I-44 closed.
- I-55, St. Louis City, one northbound lane closed from Lindbergh to north of Bayless.
- I-55, St. Louis City, two northbound lanes closed from north of Bayless to Virginia.
- I-55, St. Louis City, the ramp from northbound to Loughborough will be closed through 2024 and the Loughborough on-ramp to northbound I-55 closed.
- I-55, St. Louis City, the ramp from Lafayette/Truman to southbound I-55 closed.
- I-55, St. Louis City, the ramp from Germania to northbound will be closed through 2024.
- I-55, St. Louis City, one northbound lane closed between Lindbergh and Reavis Barracks Road through 2024.
- I-55, St. Louis City, two northbound lanes closed between Reavis Barracks Rd. and Virginia through 2024.
- I-55, St. Louis City, the Cherokee entrance ramp to southbound I-55 closed through 2024.
- I-55, St. Louis City, one northbound lane closed from I-44 to north of Bates.
- I-55, St. Louis City, two southbound lanes closed from north of Bates to north of Weber and one southbound lane closed north of Weber to Reavis Barracks.
- I-55, St. Louis City, one southbound lane closed between I-44 and Gasconade through 2025.
- I-55, St. Louis City, two southbound lanes closed from Reavis Barracks to north of South Lindbergh.
- I-55, St. Louis City, two southbound lanes closed between Gasconade and Lindbergh through 2024
- I-55, St. Louis City, the ramp from Lafayette to southbound I-55 is closed through 2024.
- I-55, St. Louis City, Green Park Rd. under I-55 will be closed through late 2024.
- I-55, St. Louis County, one southbound lane and the SB ramp to I-270/I-255.
- I-70, St. Louis County, the ramp from Lambert International Boulevard to eastbound I-70 is closed through August 2024.
- I-270, St. Louis County, Riverview Dr. entrance ramp to eastbound I-270 closed and eastbound I-270 exit ramp to Riverview closed through July 2024.
- I-270, St. Louis County, southbound Riverview Dr. under I-270 closed through 2024.
- I-270, St. Louis County, various northbound and southbound lanes closed between I-64 and Olive through late 2025.
- Route 67, St. Louis County northbound lanes at Route 180 closed through December 2024. Traffic has been switched to southbound side of Route 67, with one lane in each direction.
- Route AB, St. Louis County, one eastbound and westbound lane closed under
I-270 through 2025.
- Route N, St. Louis County, one lane closed from Robert Avenue to Frost Avenue through 2024.
- Route N, St. Louis County, one southbound lane closed from Jean Dr. to Williams Blvd. through June 2024.
- I-70, St. Charles County, up to two westbound lane closed at Spencer Creek through June 2024.
- I-70, St. Charles County, one eastbound lane closed at Spencer Creek through June 2024.
- I-70, St. Charles County, one westbound lane closed at Belleau Creek through June 2024.
- I-70, St. Charles County, one lane closed on the ramp from T.R. Hughes to eastbound through late September 2024.
- I-55, Jefferson County, closed at the intersection of Route 67.
- I-55, Jefferson County, closed from Route 67 to Herky Horine Rd.
- Route 21, Jefferson County, one lane closed southbound from Meramec Heights to Shady Valley through mid-2024.
- Route 21, Jefferson County, one northbound lane closed from Schenk Road to Route 141 through mid-2024.
- Route 67, Jefferson County, closed southbound at I-55.
- Route Y, Franklin County, Cedar Creek bridge is closed until November 2024.
Please see the list of daily road closures, weather permitting:
Thursday, June 13
- I-44, St. Louis County, 6 p.m. to 6 a.m., one eastbound lane closed from Allenton Road to St. Louis County line.
- I-64, St. Louis County, 5 a.m. to 12 p.m., one westbound lane closed from Route K to I-70.
- I-70, St. Louis County, 7 a.m. to 3 p.m., one westbound lane between Fairgrounds Ave. and Missouri Route 94.
- I-270, St. Louis County, 7 a.m. to 2 p.m., up to two eastbound lanes closed from Route 67 to Route 367. Two westbound lanes closed from Route 367 to Route 67.
- Route 61, St. Louis County, 6 a.m. to 2 p.m., one northbound lane closed south of Manchester to just north of Manchester.
- Route 61/67, St. Louis County, 8:30 a.m. to 3 p.m., one northbound lane closed from Chaminade to Quailways.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed from Lockett Road to Ballas Road.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed east of Lindbergh to just west of Lindbergh.
- Route 180, St. Louis County, 5 a.m. to 10 a.m., one lane closed in either direction at Route 67.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Mason Road/Whispering Pines to Tempo Drive.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Tempo Drive to Couer De Ville.
- Route 364, St. Louis County, 9 a.m. to 5 p.m., two eastbound lanes closed from the River Valley Drive to Creve Coeur Lake.
- I-70, St. Charles County, 8 a.m. to 3 p.m., one lane closed in both directions on I-70 South Outer Road starting at Church Street.
- I-44, Franklin County, 7 a.m. to 3 p.m., one eastbound lane closed on the south outer road between Route 185 and North Park Street.
- Route T, Franklin County, 9 a.m. to 3 p.m., one lane closed at Labadie Creek.
- Route B, Jefferson County, 8 a.m. to 3 p.m., one lane closed from Reynolds Creek to Forest. Flagging operation will be in place to direct traffic through work zone.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
Friday, June 14
- I-44, St. Louis County, 6 p.m. to 6 a.m., one eastbound lane closed from Allenton Road to St. Louis County line.
- I-64, St. Louis County, 5 a.m. to 12 p.m., one westbound lane closed from Route K to I-70.
- I-70, St. Louis County, 8 p.m. to 5 a.m., up to two lanes eastbound closed between Route 180 and Springdale.
- I-70, St. Louis County, 7 a.m. to 3 p.m., one westbound lane between Fairgrounds Ave. and Missouri Route 94.
- I-270, St. Louis County, 7 a.m. to 2 p.m., up to two eastbound lanes closed from Route 67 to Route 367. Two westbound lanes closed from Route 367 to Route 67.
- Route 61, St. Louis County, 6 a.m. to 2 p.m., one northbound lane closed south of Manchester to just north of Manchester.
- Route 61/67, St. Louis County, 8:30 a.m. to 3 p.m., one northbound lane closed from Chaminade to Quailways.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed from Lockett Road to Ballas Road.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed east of Lindbergh to just west of Lindbergh.
- Route 180, St. Louis County, 5 a.m. to 10 a.m., one lane closed in either direction at Route 67.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Mason Road/Whispering Pines to Tempo Drive.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Tempo Drive to Couer De Ville.
- Route 364, St. Louis County, 9 a.m. to 5 p.m., two eastbound lanes closed from the River Valley Drive to Creve Coeur Lake.
- I-70, St. Charles County, starting at 7 p.m. Friday, June 14 one eastbound and westbound lane at Zumbehl closed until 5 a.m. Sunday, June 16.
- I-70, St. Charles County, 10 p.m. to 5 a.m., the eastbound off-ramp to Zumbehl closed. The westbound on-ramp from Zumbehl closed.
- I-70, St. Charles County, 9 p.m. to 6 a.m., one westbound lane closed from Wentzville Parkway to Warren County Line.
- I-44, Franklin County, 7 a.m. to 3 p.m., one eastbound lane closed on the south outer road between Route 185 and North Park Street. \
- I-55, Jefferson County, 8 p.m. to 6 a.m., one lane closed southbound at Fifth Street Bridge.
- I-55, Jefferson County, 9 p.m. to 6 a.m., the southbound ramp to southbound U.S. Route 67 closed.
- Route AP, Jefferson County, 6 a.m. to 6 p.m., one lane closed at Route AP.
- Route B, Jefferson County, 8 a.m. to 3 p.m., one lane closed from Reynolds Creek to Forest. Flagging operation will be in place to direct traffic through work zone.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
Saturday, June 15
- I-44, St. Louis County, 6 p.m. to 6 a.m., one eastbound lane closed from Allenton Road to St. Louis County line.
- I-270, St. Louis County, 7 a.m. to 6 p.m., up to two eastbound lanes closed from Route 67 to Route 367. Two westbound lanes closed from Route 367 to Route 67.
- I-70, St. Charles County, starting at 7 p.m. Friday, June 14 one eastbound and westbound lane at Zumbehl closed until 5 a.m. Sunday, June 16.
- I-70, St. Charles County, 10 p.m. to 5 a.m., the eastbound off-ramp to Zumbehl closed. The westbound on-ramp from Zumbehl closed.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
Sunday, June 16
- I-70, St. Charles County, starting at 7 p.m. Friday, June 14 one eastbound and westbound lane at Zumbehl closed until 5 a.m. Sunday, June 16.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
Monday, June 17
- I-44, St. Louis County, 6 p.m. to 6 a.m., one eastbound lane closed from Allenton Road to St. Louis County line.
- I-70, St. Louis County, 8 p.m. to 5 a.m., up to two lanes eastbound closed between Route 180 and Springdale.
- I-70, St. Louis County, 7 a.m. to 3 p.m., one westbound lane between Fairgrounds Ave. and Missouri Route 94.
- I-270, St. Louis County, 7 a.m. to 2 p.m., up to two eastbound lanes closed from Route 67 to Route 367. Two westbound lanes closed from Route 367 to Route 67.
- I-270, St. Louis County, 9 p.m. to 5 a.m., one eastbound lane closed at Lilac.
- Route 61/67, St. Louis County, 8:30 a.m. to 3 p.m., one northbound lane closed from Chaminade to Quailways.
- Route 100, St. Louis County, 8 p.m. to 5 a.m., various lanes closed between I-270 and Pointe.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed from Lockett Road to Ballas Road.
- Route 180, St. Louis County, 5 a.m. to 10 a.m., one lane closed in either direction at Route 67.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Mason Road/Whispering Pines to Tempo Drive.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Tempo Drive to Couer De Ville.
- Route 364, St. Louis County, 9 a.m. to 5 p.m., two eastbound lanes closed from the River Valley Drive to Creve Coeur Lake.
- I-70, St. Charles County, 9 p.m. to 6 a.m., one westbound lane closed from Wentzville Parkway to Warren County Line.
- I-70, St. Charles County, 9 p.m. to 5 a.m., up to two westbound and eastbound lanes closed under Route 79 bridge.
- Bryan Road, St. Charles County, 24 hours, all northbound and southbound lanes closed over I-70.
- I-44, Franklin County, 7 a.m. to 3 p.m., one eastbound lane closed on the south outer road between Route 185 and North Park Street.
- Route T, Franklin County, 9 a.m. to 3 p.m., one lane closed at Labadie Creek.
- I-55/U.S. Route 67, Jefferson County, 8 p.m. to 5 a.m., the southbound ramp to northbound U.S. Route 67 ramp closed.
- I-55/U.S. Route 67, Jefferson County, 8 p.m. to 5 a.m., one northbound lane at U.S. Route 67 closed at I-55.
- Route AP, Jefferson County, 6 a.m. to 6 p.m., one lane closed at Route AP.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
Tuesday, June 18
- I-44, St. Louis County, 6 p.m. to 6 a.m., one eastbound lane closed from Allenton Road to St. Louis County line.
- I-70, St. Louis County, 8 p.m. to 5 a.m., up to two lanes eastbound closed between Route 180 and Springdale.
- I-70, St. Louis County, 7 a.m. to 3 p.m., one westbound lane between Fairgrounds Ave. and Missouri Route 94.
- I-270, St. Louis County, 7 a.m. to 2 p.m., up to two eastbound lanes closed from Route 67 to Route 367. Two westbound lanes closed from Route 367 to Route 67.
- I-270, St. Louis County, 9 p.m. to 5 a.m., one eastbound lane closed at Lilac.
- Route 61/67, St. Louis County, 8:30 a.m. to 3 p.m., one northbound lane closed from Chaminade to Quailways.
- Route 100, St. Louis County, 8 p.m. to 5 a.m., various lanes closed between I-270 and Pointe.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed from Lockett Road to Ballas Road.
- Route 180, St. Louis County, 5 a.m. to 10 a.m., one lane closed in either direction at Route 67.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Mason Road/Whispering Pines to Tempo Drive.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Tempo Drive to Couer De Ville.
- Route 364, St. Louis County, 11 p.m. to 6 a.m., three westbound lanes closed from Bennington to Route 141. The westbound Route 364 ramp to Route 141 also closed.
- I-70, St. Charles County, 9 p.m. to 6 a.m., one westbound lane closed from Wentzville Parkway to Warren County Line.
- I-70, St. Charles County, 9 p.m. to 5 a.m., up to two westbound and eastbound lanes closed under Route 79 bridge.
- Bryan Road, St. Charles County, 24 hours, all northbound and southbound lanes closed over I-70.
- I-44, Franklin County, 7 a.m. to 3 p.m., one eastbound lane closed on the south outer road between Route 185 and North Park Street.
- Route T, Franklin County, 9 a.m. to 3 p.m., one lane closed at Labadie Creek.
- Route AP, Jefferson County, 6 a.m. to 6 p.m., one lane closed at Route AP.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
Wednesday, June 19
- I-44, St. Louis County, 6 p.m. to 6 a.m., one eastbound lane closed from Allenton Road to St. Louis County line.
- I-70, St. Louis County, 8 p.m. to 5 a.m., up to two lanes eastbound closed between Route 180 and Springdale.
- I-70, St. Louis County, 7 a.m. to 3 p.m., one westbound lane between Fairgrounds Ave. and Missouri Route 94.
- I-270, St. Louis County, 9 p.m. to 5 a.m., one eastbound lane closed at Lilac.
- I-270, St. Louis County, 7 a.m. to 2 p.m., up to two eastbound lanes closed from Route 67 to Route 367. Two westbound lanes closed from Route 367 to Route 67.
- Route 61/67, St. Louis County, 8:30 a.m. to 3 p.m., one northbound lane closed from Chaminade to Quailways.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed from Lockett Road to Ballas Road.
- Route 180, St. Louis County, 5 a.m. to 10 a.m., one lane closed in either direction at Route 67.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Mason Road/Whispering Pines to Tempo Drive.
- Route 340, St. Louis County, 7 a.m. to 3 p.m., one eastbound lane closed from Tempo Drive to Couer De Ville.
- Route 364, St. Louis County, 11 p.m. to 6 a.m., three westbound lanes closed from Bennington to Route 141. The northbound Route 141 ramp to westbound Route 364 closed.
- I-70, St. Charles County, 9 p.m. to 6 a.m., one westbound lane closed from Wentzville Parkway to Warren County Line.
- I-70, St. Charles County, 9 p.m. to 5 a.m., up to two westbound and eastbound lanes closed under Route 79 bridge.
- Bryan Road, St. Charles County, 24 hours, all northbound and southbound lanes closed over I-70.
- I-44, Franklin County, 7 a.m. to 3 p.m., one eastbound lane closed on the south outer road between Route 185 and North Park Street.
- Route 141, Jefferson County, 7 p.m. to 7 a.m., various intersections to ramps closed at Route 21.
- Route AP, Jefferson County, 6 a.m. to 6 p.m., one lane closed at Route AP.
- Route C, Jefferson County, 7 a.m. to 5 p.m., one lane closed between Route B and Route Y.
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