St. Louis Work Zones June 4 - 10

ST. LOUIS - - Drivers who use Ladue to head north on Interstate 270 should look for alternate routes next weekend, as crews will close the ramp to the interstate.

Weather permitting, crews will the ramp from Route AB (Ladue Road) to northbound I-270 at 9 p.m. Friday, June 5 for drainage work.

The ramp will reopen Monday, June 8, by 5 a.m.

Crews with the Improve I-70 Warrenton to Wentzville Project continue to close two eastbound and westbound Interstate 64 lanes between Route 364 and Route K for pavement repairs overnight for the next few weeks. All work is weather permitting.

Two eastbound lanes will close nightly from 8 p.m. to 5:30 a.m. through Monday, June 8. One eastbound lane will be closed around the clock. This section of I-64 normally has three eastbound lanes.

Starting Wednesday June 10, two westbound lanes will close nightly from 8:30 p.m. to 9 a.m. between Route K and Route 364. One westbound lane will be closed around the clock.

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-55, St. Louis City, the Gasconade on-ramp to northbound I-55 will be closed until mid-June.
• I-55, St. Louis City, one northbound lane will be closed from 4500 Broadway to Potomac through June.
• I-270, St. Louis County, westbound exit ramp to Riverview Drive closed.
• I-270, St. Louis County, on-ramp from Riverview Drive to westbound I-270 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 100, St. Louis County, one eastbound and westbound lane closed from Mason Lane to Barrett Station Road through late 2026.
• Route 366, St. Louis County, one eastbound and westbound lane closed between Watson Industrial to Pardee, through the end of June.
• Route N, St. Louis County, one lane closed southbound from south of I-70 to Augusta Avenue.
• Route N, St. Louis County, one lane permanently closed northbound from Route 115 to Bermuda.
• Route N, St. Louis County, one northbound lane closed from Signal Hill Dr. to Bernhardt Avenue.
• I-64, St. Charles County, exit ramp to Prospect Rd. closed through Friday.
• I-70, St. Louis County, one eastbound north outer road lane closed west of Route W.
• I-64, St. Charles County, one eastbound lane closed at Lake St. Louis Blvd to Route K. Double lanes closed overnight.
• I-64, St. Charles County, one eastbound lane closed at Lake St. Louis Blvd to Route K. through Wednesday, June 10. Double lanes closed overnight.
• I-64, St. Charles County, one westbound lane closed at Lake St. Louis Blvd to Route K. starting at 8 a.m. Wednesday, June 10 through late June. Double lanes closed overnight.
• I-70, St. Charles County, westbound on ramp closed at Foristell.
• Route 94, St. Charles County, one left-turn lane for on ramp to eastbound 370 closed through late 2027.
• Route 370, St. Charles County, two westbound lanes moved to the eastbound Discovery Bridge across the Missouri River until late 2027. Two eastbound lanes shifted to the right. Temporary barrier to divide eastbound and westbound lanes.
• I-55, Jefferson County, one lane closed northbound and southbound between Route 141 and Meramec Bottom.
• I-55, Jefferson County, three left turn lanes closed at McNutt under the interstate. Traffic will move to the outside lanes. Drivers will be able to make a left turn onto the interstate ramp.
• I-55, Jefferson County, all lanes closed on Herky Horine under the interstate until June.
• Route 67, Jefferson County, one lane closed at I-55.
• Route Z, Jefferson County, three middle lanes closed in the center of Route Z. All traffic is pushed to the outside lanes.

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

Thursday, June 4

• I-44, St. Louis City, 9 a.m. to 2:30 p.m., two right lanes closed eastbound east of Vandeventer.
• Route 100, St. Louis City, 5 a.m. to 7 p.m., one lane closed eastbound and westbound between Kingshighway and Vandeventer in the Grove area.
• I-44, St. Louis County, 8 p.m. to 6 a.m., two lanes closed eastbound east of Route 109.
• I-55, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed southbound between Lindbergh and the Meramec River.
• I-64, St. Louis County, 9 a.m. to 3 p.m., one lane closed westbound between I-170 and the Mississippi River in various locations.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Laclede Station Rd.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to I-270.
• Route 61/67, St. Louis County, 7:30 a.m. to 2:30 p.m., one northbound and southbound lane closed from Mattesse Creek and Meramec River bridge.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Route 141 and Braeshire Drive.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Christopher Drive and Blackforest Drive.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed between Bayless and South Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between I-270 and North Office Parkway.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one right lane closed eastbound and westbound between I-170 and 82nd
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one lane closed at Laclede Station to Pardee.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one left lane closed eastbound between the Discovery Bridge and I-270.
• Route N, St. Louis County, 6 a.m. to 3 p.m., one lane in each direction closed in various locations between Brotherton to Cool Valley and between Route 115 to just south of University Place.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and I-70.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one additional eastbound lane (total of two) closed between Lake St. Louis Boulevard and Route K.
• 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-70, St. Charles County, 9 a.m. to 2 p.m., all lanes at Route Z will be closed for up to 15 minutes for rock excavation.
• I-70, St. Charles County, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• Route 79, St. Charles County, 8 a.m.to 3:30 p.m., one lane closed northbound at Belleau Creek.
• Route P, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed at Peruque Creek. Temporary signals will help move traffic through the work zone.
• Route W, St. Charles County, 8 p.m. to 6 a.m., one lane closed on Route W and the north outer road. Flaggers will direct traffic through the work zone.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one southbound right lane closed from Manley Quarry to Route A.
• I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound lane closed from Manley Quarry to Route A.
• Route V, Jefferson County, 8 a.m. to 3:30 p.m., one lane closed at Joachim Creek just south of Papin Road. A temporary signal will help guide traffic through the work zone.

Friday, June 5

• Route 100, St. Louis City, 5 a.m. to 7 p.m., one lane closed eastbound and westbound between Kingshighway and Vandeventer in the Grove area.
• I-44, St. Louis County, 8 p.m. to 6 a.m., two lanes closed eastbound east of Route 109.
• I-55, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed southbound between Lindbergh and the Meramec River.
• I-170, St. Louis County, 9 a.m. to 3 p.m., one right lane closed northbound in various locations between I-64 and I-270.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Laclede Station Rd.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to I-270.
• Route 61/67, St. Louis County, 7:30 a.m. to 2:30 p.m., one northbound and southbound lane closed from Mattesse Creek and Meramec River bridge.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Route 141 and Braeshire Drive.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Christopher Drive and Blackforest Drive.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed between Bayless and South Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between I-270 and North Office Parkway.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one right lane closed eastbound and westbound between I-170 and 82nd
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one lane closed at Laclede Station to Pardee.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one left lane closed eastbound between the Discovery Bridge and I-270.
• Route N, St. Louis County, 6 a.m. to 3 p.m., one lane in each direction closed in various locations between Brotherton to Cool Valley and between Route 115 to just south of University Place.
• Route AB, St. Louis County, 9 p.m. until 5 a.m. Monday, the ramp to northbound I-270 will be closed.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and I-70.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one additional eastbound lane (total of two) closed between Lake St. Louis Boulevard and Route K.
• 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-70, St. Charles County, 9 a.m. to 2 p.m., all lanes at Route Z will be closed for up to 15 minutes for rock excavation.
• I-70, St. Charles County, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• Route W, St. Charles County, 8 p.m. to 6 a.m., one lane closed on Route W and the north outer road. Flaggers will direct traffic through the work zone.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one southbound right lane closed from Manley Quarry to Route A.
• I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound lane closed from Manley Quarry to Route A.

Saturday, June 6

• Route AB, St. Louis County, until 5 a.m. Monday, the ramp to northbound I-270 will be closed.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and I-70.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one additional eastbound lane (total of two) closed between Lake St. Louis Boulevard and Route K.
• 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-70, St. Charles County, 9 a.m. to 2 p.m., all lanes at Route Z will be closed for up to 15 minutes for rock excavation.

Sunday, June 7

• Route AB, St. Louis County, until 5 a.m. Monday, the ramp to northbound I-270 will be closed.

Monday, June 8

• I-55, St. Louis City, 7 p.m. to 5 a.m., the southbound ramp from westbound I-44 will be closed. Traffic can continue on westbound I-44 to Jefferson to detour to southbound I-55.
• Route 100, St. Louis City, 5 a.m. to 7 p.m., one lane closed eastbound and westbound between Kingshighway and Vandeventer in the Grove area.
• I-55, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed southbound between Lindbergh and the Meramec River.
• I-170, St. Louis County, 9 a.m. to 3 p.m., one right lane closed northbound in various locations between I-64 and I-270.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Laclede Station Rd.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to I-270.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Route 141 and Braeshire Drive.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Christopher Drive and Blackforest Drive.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between I-270 and North Office Parkway.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one right lane closed eastbound and westbound between I-170 and 82nd
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one left lane closed eastbound between the Discovery Bridge and I-270.
• Route 370, St. Louis County, 6 p.m. to 5:30 a.m., two lanes closed eastbound between the Discovery Bridge and I-270.
• Route N, St. Louis County, 6 a.m. to 3 p.m., one lane in each direction closed in various locations between Brotherton to Cool Valley and between Route 115 to just south of University Place.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and I-70.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one additional eastbound lane (total of two) closed between Lake St. Louis Boulevard and Route K.
• 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-70, St. Charles County, 9 a.m. to 2 p.m., all lanes at Route Z will be closed for up to 15 minutes for rock excavation.
• I-70, St. Charles County, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• Route 79, St. Charles County, 8 a.m.to 3:30 p.m., one lane closed northbound at Belleau Creek.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z between the I-70 ramps.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one southbound right lane closed from Manley Quarry to Route A.
• I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound lane closed from Manley Quarry to Route A.
• Route 67, Jefferson County, 7 p.m. to 5 a.m., one lane closed northbound and southbound under I-55.
• Route V, Jefferson County, 8 a.m. to 3:30 p.m., one lane closed at Joachim Creek just south of Papin Road. A temporary signal will help guide traffic through the work zone.
• Route PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.

Tuesday, June 9

• I-55, St. Louis City, 7 p.m. to 5 a.m., the southbound ramp from westbound I-44 will be closed. Traffic can continue on westbound I-44 to Jefferson to detour to southbound I-55.
• Route 100, St. Louis City, 5 a.m. to 7 p.m., one lane closed eastbound and westbound between Kingshighway and Vandeventer in the Grove area.
• I-55, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed southbound between Lindbergh and the Meramec River.
• I-170, St. Louis County, 9 a.m. to 3 p.m., one right lane closed northbound and southbound in various locations between I-64 and I-270.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Laclede Station Rd.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to I-270.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Route 141 and Braeshire Drive.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Christopher Drive and Blackforest Drive.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed between Bayless and South Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between I-270 and North Office Parkway.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one right lane closed eastbound and westbound between I-170 and 82nd
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one lane closed at Laclede Station to Pardee.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one left lane closed eastbound between the Discovery Bridge and I-270.
• Route 370, St. Louis County, 6 p.m. to 5:30 a.m., two lanes closed eastbound between the Discovery Bridge and I-270.
• Route N, St. Louis County, 6 a.m. to 3 p.m., one lane in each direction closed in various locations between Brotherton to Cool Valley and between Route 115 to just south of University Place.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and I-70.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one additional eastbound lane (total of two) closed between Lake St. Louis Boulevard and Route K.
• 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-70, St. Charles County, 9 a.m. to 2 p.m., all lanes at Route Z will be closed for up to 15 minutes for rock excavation.
• I-70, St. Charles County, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• Route 94, St. Charles County, 8 a.m.to 3:30 p.m., up to two lanes closed on the westbound ramp to eastbound Route 364.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z between the I-70 ramps.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one southbound right lane closed from Manley Quarry to Route A.
• I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound lane closed from Manley Quarry to Route A.
• Route 67, Jefferson County, 7 p.m. to 5 a.m., one lane closed northbound and southbound under I-55.
• Route V, Jefferson County, 8 a.m. to 3:30 p.m., one lane closed at Joachim Creek just south of Papin Road. A temporary signal will help guide traffic through the work zone.
• Route PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.

Wednesday, June 10

• I-55, St. Louis City, 7 p.m. to 5 a.m., the southbound ramp from westbound I-44 will be closed. Traffic can continue on westbound I-44 to Jefferson to detour to southbound I-55.
• Route 100, St. Louis City, 5 a.m. to 7 p.m., one lane closed eastbound and westbound between Kingshighway and Vandeventer in the Grove area.
• I-55, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed southbound between Lindbergh and the Meramec River.
• I-170, St. Louis County, 9 a.m. to 3 p.m., one right lane closed southbound in various locations between I-64 and I-270.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Laclede Station Rd.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to I-270.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Route 141 and Braeshire Drive.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Christopher Drive and Blackforest Drive.
• Route 267, St. Louis County, 6 a.m. to 3 p.m., one lane closed between Bayless and South Lindbergh.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between I-270 and North Office Parkway.
• Route 340, St. Louis County, 9 a.m. to 3 p.m., one right lane closed eastbound and westbound between I-170 and 82nd
• Route 366, St. Louis County, 6 a.m. to 3 p.m., one lane closed at Laclede Station to Pardee.
• Route 370, St. Louis County, 9 a.m. to 9 p.m., one left lane closed eastbound between the Discovery Bridge and I-270.
• Route 370, St. Louis County, 6 p.m. to 5:30 a.m., two lanes closed eastbound between the Discovery Bridge and I-270.
• Route N, St. Louis County, 6 a.m. to 3 p.m., one lane in each direction closed in various locations between Brotherton to Cool Valley and between Route 115 to just south of University Place.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one eastbound lane closed between I-70 to Route K.
• I-64, St. Charles County, 8 p.m. to 9 a.m., one westbound lane closed between Route K and I-70.
• I-64, St. Charles County, 8 p.m. to 5:30 a.m., one additional westbound lane (total of two) closed between Lake St. Louis Boulevard and Route K.
• 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-70, St. Charles County, 9 a.m. to 2 p.m., all lanes at Route Z will be closed for up to 15 minutes for rock excavation.
• I-70, St. Charles County, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• Route 94, St. Charles County, 8 a.m.to 3:30 p.m., up to two lanes closed on the westbound ramp to eastbound Route 364.
• Route Z, St. Charles County, 10 p.m. to 5 a.m., all lanes closed on Route Z between the I-70 ramps.
• I-55, Jefferson County, 8 p.m. to 6 a.m., one southbound right lane closed from Manley Quarry to Route A.
• I-55, Jefferson County, 7 p.m. to 5 a.m., one northbound lane closed from Manley Quarry to Route A.
• Route 67, Jefferson County, 7 p.m. to 5 a.m., one lane closed northbound and southbound under I-55.
• Route V, Jefferson County, 8 a.m. to 3:30 p.m., one lane closed at Joachim Creek just south of Papin Road. A temporary signal will help guide traffic through the work zone.
• Route PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.

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