St. Louis Work Zones June 18-24

ST. LOUIS - The Missouri Department of Transportation will close Civic Center Drive at the Lake St. Louis bridge from 10:30 a.m. to 4 p.m. Monday, June 22 and from 8 a.m. to 3:30 p.m. Tuesday and Wednesday, June 23 and 24.

Motorists can use Interstate 64 between Prospect Road and Lake St. Louis Boulevard as a detour around the closure.

Drivers should be aware that beginning at 8 p.m. Friday, June 19, MoDOT will shift southbound I-55 traffic onto newly constructed median pavement north of Route Z to north of the Joachim Creek bridge.

Once southbound I-55 traffic is shifted off the current bridge, Route Z will close under Interstate 55 and the southbound I-55 bridge over Route Z will be demolished.

All work is weather permitting.

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-44, St. Louis City, eastbound I-44 closed at I-64 to Biddle.
• I-44, St. Louis City, westbound I-44 closed at I-70 wo Washington.
• 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 100, St. Louis County, starting at 8 a.m. Monday, June 22, one eastbound and westbound lane closed from Weidman Rd. to Manchester Meadows.
• 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 northbound lane closed from Signal Hill Dr. to Bernhardt Avenue.
• Route 94, St. Charles County, one left-turn lane for on ramp to eastbound 370 closed through late 2027.
• Route 94, St. Charles County, starting at 7 p.m. Friday, June 19 to 5 a.m. Monday, June 22, northbound lanes closed past eastbound Route 370 on ramp. Traffic to be detoured along Route 370 to Route 141.
• Route 370, St. Charles County, two westbound lanes moved to the eastbound Discovery Bridge across the Missouri River. Two eastbound lanes shifted to the right. Temporary barrier to divide eastbound and westbound lanes.
• I-55, Jefferson County, starting at 8 p.m. Friday, June 19, one southbound lane closed just north of Route Z.
• I-55, Jefferson County, starting Sunday, June 21, the southbound on and off ramps connecting to Route Z closed.
• 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 18

• I-55, St. Louis City, 6 p.m. to 5 a.m., two northbound lanes closed from S. Lindbergh to River City Blvd.
• I-55, St. Louis City, 7 p.m. to 5 a.m., one northbound lanes closed between 4500 Broadway to Potomac.
• I-64, St. Louis City, 9 p.m. to 6 a.m., one eastbound lane closed from I-170 to Tucker.
• I-44, St. Louis County, 7 p.m. to 7 a.m., I-44 North Outer Road closed between Route 109 and Central Avenue.
• I-64, St. Louis County, 9 p.m. to 6 a.m., one westbound lane closed from Skinker to Hanley.
• I-64, St. Louis County, 9 p.m. to 6 a.m. one westbound lane closed between McKnight and Clayton.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at Hayden Road.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Baptist Church Road.
• Route 30, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 21 and Mackenzie.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to Musick.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Highland Boulevard and Weidman Road.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Marycrest Drive and England Town Road.
• 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 Mo Bottom and I-270.
• 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, 9 a.m. to 3 p.m., one eastbound lane closed between Prospect Road and Route 364.
• 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, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• 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, 8 p.m. to 5 a.m., one southbound lane closed from south Route 67 to southbound I-55.

Friday, June 19

• I-55, St. Louis City, 6 p.m. to 5 a.m., two northbound lanes closed from S. Lindbergh to River City Blvd.
• I-44, St. Louis County, 7 p.m. to 7 a.m., I-44 North Outer Road closed between Route 109 and Central Avenue.
• I-64, St. Louis County, 9 p.m. to 6 a.m., one westbound lane closed from Skinker to Hanley.
• I-64, St. Louis County, 9 p.m. to 6 a.m. one westbound lane closed between McKnight and Clayton.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at Hayden Road.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Baptist Church Road.
• Route 30, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 21 and Mackenzie.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to Musick.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Highland Boulevard and Weidman Road.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Marycrest Drive and England Town Road.
• 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 Mo Bottom and I-270.
• 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, 9 a.m. to 3 p.m., one eastbound lane closed between Prospect Road and Route 364.
• 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, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• 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, 8 p.m. to 5 a.m., one southbound lane closed from south Route 67 to southbound I-55.
• Route PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.

Saturday, June 20

• Route 30, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 21 and Mackenzie.
• 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-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.
• Route Z, Jefferson County, from 4 a.m. Saturday, June 20 to 5 a.m., Monday, June 22, all lanes closed under I-55.

Sunday, June 21

• Route Z, Jefferson County, from 4 a.m. Saturday, June 20 to 5 a.m., Monday, June 22, all lanes closed under I-55.

Monday, June 22

• I-55, St. Louis City, 6 p.m. to 5 a.m., two northbound lanes closed from S. Lindbergh to River City Blvd.
• I-44, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed on the Lewis Road bridge over I-44. Flaggers will direct traffic through the work zone.
• I-44, St. Louis County, 8 a.m. to 3 p.m., one lane closed on the Antire Road bridge over I-44. Flaggers will direct traffic through the work zone.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at Hayden Road.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Baptist Church Road.
• Route 30, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 21 and Mackenzie.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to Musick.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Highland Boulevard and Weidman Road.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed from Route T to Ruck Rd.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Marycrest Drive and England Town Road.
• 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 Mo Bottom and I-270.
• 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-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, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• I-70, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on the Outer Road bridge over Peruque 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, 8 p.m. to 5 a.m., one southbound lane closed from south Route 67 to southbound 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.
• I-44, Franklin County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Route 100 and Route AH.
• Route PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.

Tuesday, June 23

• I-55, St. Louis City, 6 p.m. to 5 a.m., two northbound lanes closed from S. Lindbergh to River City Blvd.
• I-44, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed on the Lewis Road bridge over I-44. Flaggers will direct traffic through the work zone.
• I-44, St. Louis County, 8 a.m. to 3 p.m., one lane closed on the Antire Road bridge over I-44. Flaggers will direct traffic through the work zone.
• I-170, St. Louis County, 9 a.m. to 2 p.m., one right lane closed southbound in various locations between Delmar and I-64.
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at Hayden Road.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Baptist Church Road.
• Route 30, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 21 and Mackenzie.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to Musick.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed from Route T to Ruck Rd.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Highland Boulevard and Weidman Road.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Marycrest Drive and England Town Road.
• 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 Mo Bottom and I-270.
• 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-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, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• I-70, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on the Outer Road bridge over Peruque 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 PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.
• 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.
• I-44, Franklin County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Route 100 and Route AH.

Wednesday, June 24

• I-55, St. Louis City, 6 p.m. to 5 a.m., two northbound lanes closed from S. Lindbergh to River City Blvd.
• I-44, St. Louis County, 8 a.m. to 3:30 p.m., one lane closed on the Lewis Road bridge over I-44. Flaggers will direct traffic through the work zone.
• I-44, St. Louis County, 8 a.m. to 3 p.m., one lane closed on the Antire Road bridge over I-44. Flaggers will direct traffic through the work zone.
• 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.
• I-170, St. Louis County, 9 a.m. to 2 p.m., one right lane closed southbound in various locations between Delmar and I-64..
• Route 21, St. Louis County, 6 a.m. to 2 p.m., one northbound and southbound lane closed at Hayden Road.
• Route 30, St. Louis County, 7 a.m. to 3 p.m., one eastbound and westbound lane closed between Sappington and Baptist Church Road.
• Route 30, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound and westbound between Route 21 and Mackenzie.
• Route 30, St. Louis County, 6 p.m. to 5 a.m., one lane closed eastbound and westbound from River Des Peres to Musick.
• Route 100, St. Louis County, 7 p.m. to 6 a.m., one eastbound lane closed from Route T to Ruck Rd.
• Route 100, St. Louis County, 8:30 a.m. to 3 p.m., one eastbound lane closed from Highland Boulevard and Weidman Road.
• Route 231, St. Louis County, 8 a.m. to 3 p.m., one northbound lane closed between Marycrest Drive and England Town Road.
• 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 Mo Bottom and I-270.
• 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-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, 10 p.m. to 5 a.m., two lanes closed on Wentzville Parkway over the interstate.
• I-70, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on the Outer Road bridge over Peruque 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 PP, Franklin County, 8 a.m. to 3 p.m., all lanes closed. Detours will be signed.
• 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.
• I-44, Franklin County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed between Route 100 and Route AH.

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