ST. LOUIS – Drivers on Interstate 55 in the city of St. Louis should be prepared for increased congestion as crews will start closing lanes to begin a three-year bridge construction project.
Starting Monday, April 4, after morning rush, crews will close two southbound lanes on I-55 between 3200 Broadway and Potomac. The ramp from Lafayette to southbound I-55 will also close at this time. The lanes and ramp will remain closed through the end of the year.
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, one lane eastbound and westbound near Jefferson closed through mid-2022.
- I-64, St. Louis City, one lane westbound at the entrance ramp east of Jefferson to Forest Park Avenue closed through mid-2022.
- I-55, St. Louis City, two lanes southbound closed from Gravois to Virginia until December 2022.
- I-55, St. Louis City, the ramp from Lafayette/Truman ramp to southbound I-55 closed through December 2022.
- I-70/44, St. Louis City, express lanes are closed until September 2022.
- I-70/44, St. Louis City, Biddle on ramp to 70/44 closed.
- I-70, St. Louis City, southbound Broadway bridge over the interstate is closed until spring 2023.
- I-255, St. Louis County, Beginning at 6 a.m., Friday, March 18, one lane closed westbound from Illinois to Koch Rd until December 2022.
- I-270, St. Louis County, one lane of Dunn Road between Old Halls Ferry and New Halls Ferry closed.
- I-270, St. Louis County, one lane of Pershall between West Florissant and Washington/Elizabeth 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. Charles County, one northbound lane closed north of the Missouri River through Summer 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 through mid-2022.
- I-70, St. Charles County, one lane will be closed on the north outer road between Patmos Drive and Bellmann’s Car Connection around the clock through mid-April. A portable traffic signal will direct traffic through the closure.
- Route 94, St. Charles County, the ramp from westbound Route 364 to eastbound Route 94 closed.
- Route 364, St. Charles County, the ramp from westbound to eastbound Route 94 will be closed through summer.
Please see the list of daily road closures, weather permitting:
Thursday, March 31
- I-44, St. Louis County, 7 p.m. to 1 p.m., two lanes closed westbound at Big Bend.
- I-255, St. Louis County, 6 a.m. to 2 p.m., one lane closed eastbound from Telegraph to Illinois.
- I-255, St. Louis County, 10 p.m. to 6 a.m., two lanes closed westbound from Koch Road to Illinois.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed from I-170 to Route 67.
- Route 100, St. Louis County, 6 a.m. to noon, one lane closed westbound from Big Bend to Sappington.
- Route 100, St. Louis County, 7 a.m. to 4 p.m., one lane closed eastbound from Sappington to Big Bend.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed westbound from Highway K to Lake St. Louis.
- Route 364, St. Charles County, 7 p.m. to 6 a.m., two lanes closed eastbound at the Missouri River.
- Route 364, St. Louis County, 7 p.m. to 6 a.m., up to three eastbound lanes closed at the Missouri River.
- Route 364, St. Charles County, 7 p.m. to 6 a.m., ramp from Arena Parkway to eastbound Route 364 will be closed.
- Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
- I-44, Franklin County, 6 a.m. to 6 p.m., various ramps at Route 30 will be closed.
- I-44, Franklin County, 5 p.m. to 5 a.m., one lane closed on South Outer Road.
- Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
- Route 21, Jefferson County, 8 a.m. to 4 p.m., one lane closed northbound and southbound at Lowry Lane. Flaggers will direct traffic through the closure.
- Route BB, Jefferson County, 7 a.m. to 7 p.m., one lane closed from Elm Street to Route 30.
Friday, April 1
- I-44, St. Louis County, 7 p.m. to 1 p.m. Monday, two lanes closed westbound at Big Bend.
- I-255, St. Louis County, 6 a.m. to 2 p.m., one lane closed eastbound from Telegraph to Illinois.
- I-255, St. Louis County, 10 p.m. to 6 a.m., two lanes closed westbound from Koch Road to Illinois.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed from I-170 to Route 67.
- Route 100, St. Louis County, 6 a.m. to noon, one lane closed westbound from Big Bend to Sappington.
- Route 100, St. Louis County, 7 a.m. to 4 p.m., one lane closed eastbound from Sappington to Big Bend.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed westbound from Highway K to Lake St. Louis.
- Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
- I-44, Franklin County, 6 a.m. to 6 p.m., various ramps at Route 30 will be closed.
- Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
- Route 21, Jefferson County, 8 a.m. to 4 p.m., one lane closed northbound and southbound at Lowry Lane. Flaggers will direct traffic through the closure.
- Route BB, Jefferson County, 7 a.m. to 5 p.m., one lane closed from Elm Street to Route 30.
Saturday, April 2
- I-44, Franklin County, 6 a.m. to 6 p.m., various ramps at Route 30 will be closed.
Sunday, April 3
No Scheduled Closures
Monday, April 4
- I-70, St. Louis City, 6 a.m. to 6 p.m., one lane closed eastbound and westbound at the Mississippi River.
- I-44, St. Louis County, 9 a.m. to 5:30 a.m., two lanes closed westbound at Big Bend.
- I-44, St. Louis County, 7 p.m. to 1 p.m. Monday, two lanes closed westbound at Big Bend.
- I-255, St. Louis County, 6 a.m. to 2 p.m., one lane closed eastbound from Telegraph to Illinois.
- I-255, St. Louis County, 10 p.m. to 6 a.m., two lanes closed westbound from Koch Road to Illinois.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed from I-170 to Route 67.
- Route 100, St. Louis County, 6 a.m. to noon, one lane closed westbound from Big Bend to Sappington.
- Route 100, St. Louis County, 7 a.m. to 4 p.m., one lane closed eastbound from Sappington to Big Bend.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed westbound from Highway K to Lake St. Louis.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from Wentzville Parkway to the Warren County line.
- Route 364, St. Charles County, 9 a.m. to 6 p.m., one lane closed eastbound at the Missouri River.
- Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
- Route 94, St. Charles County, 5 p.m. to 5 a.m., one lane closed at Klondike Hill. Flaggers will direct traffic through the closure.
- Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
- Route 21, Jefferson County, 8 a.m. to 4 p.m., one lane closed northbound and southbound at Lowry Lane. Flaggers will direct traffic through the closure.
- Route BB, Jefferson County, 7 a.m. to 7 p.m., one lane closed from Elm Street to Route 30.
Tuesday, April 5
- I-70, St. Louis City, 6 a.m. to 6 p.m., one lane closed eastbound and westbound at the Mississippi River.
- I-55, St. Louis City, 9 a.m. through the end of the year, two lanes closed southbound from Gravois to Virginia.
- I-55, St. Louis City, 9 a.m. through the end of the year, Lafayette/Truman ramp to southbound I-55 will be closed.
- I-44, St. Louis County, 9 a.m. to 5:30 a.m., two lanes closed westbound at Big Bend.
- I-44, St. Louis County, 7 p.m. to 1 p.m. Monday, two lanes closed westbound at Big Bend.
- I-255, St. Louis County, 6 a.m. to 2 p.m., one lane closed eastbound from Telegraph to Illinois.
- I-255, St. Louis County, 10 p.m. to 6 a.m., two lanes closed westbound from Koch Road to Illinois.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed from I-170 to Route 67.
- Route 100, St. Louis County, 6 a.m. to noon, one lane closed westbound from Big Bend to Sappington.
- Route 100, St. Louis County, 7 a.m. to 4 p.m., one lane closed eastbound from Sappington to Big Bend.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed westbound from Highway K to Lake St. Louis.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound from Wentzville Parkway to the Warren County line.
- Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
- Route 94, St. Charles County, 5 p.m. to 5 a.m., one lane closed at Klondike Hill. Flaggers will direct traffic through the closure.
- Route 364, St. Charles County, 6 a.m. to 2 p.m., one lane closed eastbound at the Missouri River.
- Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
- Route 21, Jefferson County, 8 a.m. to 4 p.m., one lane closed northbound and southbound at Lowry Lane. Flaggers will direct traffic through the closure.
- Route BB, Jefferson County, 7 a.m. to 7 p.m., one lane closed from Elm Street to Route 30.
Wednesday, April 6
- I-70, St. Louis City, 6 a.m. to 6 p.m., one lane closed eastbound and westbound at the Mississippi River.
- I-55, St. Louis City, 9 a.m. through the end of the year, two lanes closed southbound from Gravois to Virginia.
- I-55, St. Louis City, 9 a.m. through the end of the year, Lafayette/Truman ramp to southbound I-55 will be closed.
- I-44, St. Louis County, 9 a.m. to 5:30 a.m., two lanes closed westbound at Big Bend.
- I-44, St. Louis County, 7 p.m. to 1 p.m. Monday, two lanes closed westbound at Big Bend.
- I-255, St. Louis County, 6 a.m. to 2 p.m., one lane closed eastbound from Telegraph to Illinois.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed from I-170 to Route 67.
- Route 100, St. Louis County, 6 a.m. to noon, one lane closed westbound from Big Bend to Sappington.
- Route 100, St. Louis County, 7 a.m. to 4 p.m., one lane closed eastbound from Sappington to Big Bend.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed westbound from Highway K to Lake St. Louis.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed eastbound from David Hoekel Parkway to Wentzville Parkway.
- Route 364, St. Charles County, 6 a.m. to 2 p.m., one westbound lane closed at the Missouri River.
- Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
- Route 94, St. Charles County, 5 p.m. to 5 a.m., one lane closed at Klondike Hill. Flaggers will direct traffic through the closure.
- Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
- Route 47, Franklin County, 8 a.m. to 3 p.m., traffic shift over I-44.
- Route 21, Jefferson County, 8 a.m. to 4 p.m., one lane closed northbound and southbound at Lowry Lane. Flaggers will direct traffic through the closure.
- Route BB, Jefferson County, 7 a.m. to 7 p.m., one lane closed from Elm Street to Route 30.
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