St. Louis Work Zones for April 14-20

ST. LOUIS – Motorists driving I-44 in Franklin County will experience closure at the Route 47 interchange in St. Clair, MO beginning at 8 p.m. Friday, April 15 thru 5 a.m. Monday, April 18 to allow for demolition of the Route 47 bridge. I-44 traffic will be detoured up and over the Route 47 ramps during the closure.

Replacement of the Route 47 bridge, which will be constructed in two phases, is scheduled to be completed in September 2022.  During construction, through traffic on Route 47 will be detoured to Route 30.

Interstate 255 drivers in South St. Louis County will experience narrow and shifted lanes at the Mississippi River bridge (Jefferson Barracks), beginning Sunday, April 17.  One eastbound and westbound lane will be closed around the clock through fall 2022 for rehabilitation of the bridge.  This will keep two lanes open in each direction across the bridge, separated by a concrete barrier wall.

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-55, St. Louis City, one lane northbound closed between 4500 Broadway and Gravois until December 2022.
• I-70/44, St. Louis City, express lanes and the ramp from the express lanes to Broadway are closed until September 2022.
• I-70/44, St. Louis City, Biddle on ramp to 70/44 closed until September 2022
• I-70, St. Louis City, southbound Broadway bridge over the interstate is closed until spring 2023.
• I-44, St. Louis County, starting 6 a.m. Friday, one lane will be closed eastbound and westbound at Big Bend in Kirkwood until September 2022.
• I-255, St. Louis County, one lane closed westbound from Illinois to Koch Rd until December 2022.
• I-255, St. Louis County, one lane closed eastbound and westbound over Mississippi River bridge, beginning Sunday, April 17 through fall 2022.
• I-255, St. Louis County, eastbound Koch Rd. ramp closed, beginning 8 p.m. Saturday, April 16, through fall 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. 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
• Route 67, St. Charles County, one northbound lane closed north of the Missouri River through summer 2022.
• Route 94, St. Charles County, the ramp from westbound Route 364 to eastbound Route 94 closed through summer.
• Route 364, St. Charles County, the ramp from westbound to eastbound Route 94 will be closed through summer.
• Route 370, St. Charles County, the ramp from westbound to eastbound I-70 will be closed, until mid-May. A detour will be marked.
• Route 47, Franklin County, northbound and southbound will be reduced to one lane over Interstate 44 through September. In addition the ramp to westbound I-44 will be closed, and the ramps from westbound and eastbound I-44 to Route 47, and the ramp from Route 47 to eastbound I-44 will be closed to left-turning traffic through September.

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

Thursday, April 14

• I-55, St. Louis City, 8 a.m. to 3 p.m., one eastbound lane closed on Arsenal over I-55.
• I-64, St. Louis City, 7 p.m. to 5 a.m., two right lanes closed eastbound between Jefferson and 14th
• I-70, St. Louis City, 7 p.m.. to 6 a.m., one eastbound and westbound lane closed at the Mississippi River.
• I-44, St. Louis County, 9 a.m. to 3 p.m., two westbound right lanes closed at Elm.
• I-44, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed between Antire Rd. and Route 141.
• 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 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.
• Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Route 67.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two lanes closed eastbound from Lake St. Louis Blvd. to Bryan Rd.
• Route 94, St. Charles County, 5 a.m. to 5 p.m., one lane closed at Klondike Hill. A flagger will direct traffic through the closure.
• Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
• Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
• Route BB, Jefferson County, 7 a.m. to 7 p.m., one lane closed from Elm Street to Route 30.

Friday, April 15

• I-44, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed between Antire Rd. and Route 141.
• I-64, St. Louis City, 8 p.m. to 5 a.m., two right lanes closed eastbound between Jefferson and 14th
• I-70, St. Louis City, 7 p.m.. to 6 a.m., one eastbound and westbound lane closed at the Mississippi River.
• I-44, St. Louis County, 7 p.m. to 7 a.m.., two westbound lanes near Sappington and near Bowles closed.
• 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 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.
• Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Route 67.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two lanes closed eastbound from Lake St. Louis Blvd. to Bryan Rd.
• Route 94, St. Charles County, 5 a.m. to 5 p.m., one lane closed at Klondike Hill. A flagger will direct traffic through the closure.
• Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
• I-44, Franklin County, 8 p.m. to 9 a.m., closed eastbound and westbound at Route 47. Traffic will be sent up and over the exit ramps at Route 47.
• Route 47, Franklin County, 8 p.m. to 9 a.m., bridge closed to allow eastbound and westbound I-44 traffic to travel over the ramps.
• Route 185, Franklin County, 8 a.m. to 3 p.m., one lane closed northbound and southbound from Hawthorn to Elbert.
• Route F, Jefferson County, 7 a.m. one lane closure northbound and southbound between Route O and St. Joseph Hills Rd. Full closure starts at 8 a.m. through 5 a.m. Sunday, April 17.
• Route BB, Jefferson County, 7 a.m. to 7 p.m., one lane closed from Elm Street to Route 30.

Saturday, April 16

• I-44, St. Louis City, 7 a.m. to 11 a.m., eastbound and westbound ramps at Memorial Dr. and Lumiere Blvd. closed for the Cardinals 5K.
• I-64, St. Louis City, 7 a.m. to 11 a.m., exit ramp at 6th closed for the Cardinals 5K.
• 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, 8 p.m. to 6 a.m., two east bound lanes closed to switch traffic onto westbound Mississippi River Bridge.
• I-44, Franklin County, 8 p.m. to 9 a.m., closed eastbound and westbound at Route 47. Traffic will be sent up and over the exit ramps at Route 47.
• Route 47, Franklin County, 8 p.m. to 9 a.m., bridge closed to allow eastbound and westbound I-44 traffic to travel over the ramps.

Sunday, April 17

• I-44, Franklin County, 8 p.m. to 5 a.m., closed eastbound and westbound at Route 47. Traffic will be sent up and over the exit ramps at Route 47.
• Route 47, Franklin County, 8 p.m. to 5 a.m., bridge closed to allow eastbound and westbound I-44 traffic to travel over the ramps.

Monday, April 18

• 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 3 p.m., one northbound lane of Bowles closed.
• I-44, St. Louis County, 5 a.m. Monday through September, one right lane closed eastbound and westbound at Big Bend.
• I-44, St. Louis County, 8 p.m. to 6 a.m., two westbound lanes closed between Mraz and Bowels.
• I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
• 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.
• Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Route 67.
• I-70, St. Charles County, 8 p.m. to 5 a.m., two lanes closed eastbound from Lake St. Louis Blvd. to Bryan Rd.
• I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound between Wentzville Parkway and Routes T/W.
• Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
• 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 19

• 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 3 p.m., one northbound lane of Bowles closed.
• I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
• I-270, St. Louis County, 7 p.m. to 5 a.m., one lane closed on Pershall Rd. from Washington/Elizabeth to West Florissant.
• 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.
• Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Route 67.
• I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound between Wentzville Parkway and Routes T/W.
• Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
• 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 20

• I-70, St. Louis City, 7 p.m.. to 6 a.m., one eastbound and westbound lane closed at the Mississippi River.
• 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, 8 a.m. to 3 p.m., one northbound lane of Mraz closed.
• I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
• I-270, St. Louis County, 7 p.m. to 5 a.m., one lane closed on Pershall Rd. from Washington/Elizabeth to West Florissant.
• 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.
• Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound from I-170 to Route 67.
• I-70, St. Charles County, 8 p.m. to 5 a.m., one lane closed eastbound and westbound between Wentzville Parkway and Routes T/W.
• Route 94, St. Charles County, 7 a.m. to 5 p.m., one lane closed eastbound and westbound at Muegge.
• 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.

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