ST. LOUIS – Motorists traveling northbound on I-270 are to be aware MoDOT construction crews will close two right lanes of northbound I-270 at St. Charles Rock Road beginning Thursday, April 20 at 9 p.m. The lanes will be closed for approximately five weeks. During the closure, the I-70 ramp to northbound I-270 will remain open.
South County drivers traveling I-55 will experience nightly lane closures starting on Monday, April 24 from 8 p.m. to 5 a.m. Three southbound lanes will be closed from before Lindbergh to the I-270 interchange.
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 ongoing closures:
- I-55, St. Louis City, two left lanes closed northbound and southbound between Reavis Barracks and Gravois until summer 2023.
- I-55, St. Louis City, the ramp from Germania to northbound and the ramp from Loughborough to northbound will be closed through 2023.
- I-55, St. Louis City, the ramp from northbound to Loughborough will be closed through 2023.
- I-55, St. Louis City, the ramp from Lafayette/Truman, the ramp from Arsenal and the ramp from Cherokee to southbound I-55 closed through December 2023.
- I-70/44, St. Louis City, express lanes and the ramp from the express lanes to Broadway are closed through early summer 2023.
- I-70/44, St. Louis City, Biddle on-ramp to 70/44 closed through early summer 2023.
- I-70, St. Louis City, southbound Broadway bridge over the interstate is closed through early summer 2023.
- I-44, St. Louis County, the ramp from the north outer road near Route 66 State Park to westbound is closed through September.
- I-44, St. Louis County, one lane on Lewis Road under I-44 near the Route 66 State Park is closed. A signal will direct traffic through the closure.
- I-44, St. Louis County, one lane closed eastbound and westbound between Williams Road and Lewis Road.
- I-170, St. Louis County, the Lackland Bridge over the interstate will be closed through July 2023.
- I-170, St. Louis County, one southbound right lane will be closed at Lackland through July 2023.
- I-270, St. Louis County, westbound entrance ramp past West Florissant closed through the end of May.
- I-270, St. Louis County, one lane is closed on the one-way outer road (Pershall Road) from West Florissant to New Halls Ferry through summer 2023.
- I-270, St. Louis County, one lane is closed on the one-way outer road (Pershall Road) at Ford Road through April 2023.
- I-270, St. Louis County, one lane is closed on the one-way outer road (Dunn Road) from New Halls Ferry to Washington/Elizabeth through mid-summer 2023.
- I-270, St. Louis County, Dunn Road is closed in both directions at Village Square Plaza through 5 p.m. Monday, April 24.
- I-270, St. Louis County, Riverview Dr. entrance ramp to eastbound I-270 closed through July 2024.
- I-255, St. Louis County, one lane on eastbound and westbound closed between Telegraph Rd. and Illinois through December.
- I-255, St. Louis County, the ramp from westbound to Koch Road is closed through December.
- Route 67, St. Louis County, one northbound and southbound lane closed north of Route 94 until May 2023.
- Route 100, St. Louis County, one eastbound lane closed between Salem Hills Drive and Andrew Drive.
- Route 141, St. Louis County, northbound 141 will be closed between Lakefront and Shoreline Drive through June.
- Route 180, St. Louis County, one eastbound lane closed in various locations between Route 67 (Lindbergh) and I-170.
- Route P (MacKenzie Road), St. Louis County, starting on Monday, April 24, one southbound lane closed from Darlow to Webster.
- Route 340, St. Louis County, one eastbound lane will be closed between Chesterfield Pointe and Brunhaven Court.
- Route 94, St. Charles County, one westbound lane closed between Pralle Lane to Muegge Road through June 2023.
- Route 364, St. Charles County, one lane closed eastbound and westbound between Muegge Road and Missouri River.
- Muegge Road, St. Charles County, ramp to westbound Route 94 and ramp to eastbound Route 364 are closed through summer 2023.
- Muegge Road, St. Charles County, Muegge Road closed, both northbound and southbound, between Route 364 and Old Missouri 94.
- Route M, Jefferson County, one eastbound and one westbound lane closed from St. Lukes to east of Moss Hollow through December 2023.
- Route 30, Franklin County, all lanes closed on Route 30 bridge over I-44, and all ramps closed on I-44 at Route 30, until May 2023.
- Route HH, Franklin County, all lanes closed over Calvey Creek through May 2023.
Please see the list of daily road closures, weather permitting:
Thursday, April 20
- I-64, St. Louis City, 6 a.m. to 2 p.m., two lanes closed over the Missouri River.
- I-55, St. Louis City, 8 p.m. to 5 a.m., one northbound lane closed from Union to Bayless.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., three northbound lanes closed from Butler Hill Road to I-270 Interchange, and right lane closed on ramp from northbound I-55 to westbound I-270.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., one northbound lane closed from Lindbergh Boulevard to I-270.
- I-270, St. Louis County, starting at 9 p.m. through the end of May, two northbound lanes closed at Route 180 (St. Charles Rock Rd.).
- I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at New Florissant.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane of northbound and southbound New Halls Ferry closed under I-270.
- I-270, St. Louis County, 9 a.m. to 3 p.m., right shoulder from I-64 to Ladue closed.
- I-270, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 100 (Manchester Road) and Route 340 (Olive Boulevard).
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed between Geyer Road and Westgate Drive.
- Route 100, St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane closed between Big Bend and Lindbergh.
- Route 100, St. Louis County, 7 p.m. to 5 a.m., one eastbound and westbound lane closed between Big Bend and McKnight.
- Route 109, St. Louis County, 7 p.m. to 5 a.m., single lane shifts in various locations from Rockwood Forest Valley Dr. to Woods Rd.
- Route 109, St. Louis County, 8:30 a.m. to 4 p.m., one northbound lane closed between Truitt Dr. and Augustine Rd.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Route 67 (Lindbergh) and I-270.
- Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed at Northumberland/Berwyn Drive.
- Route CC, St. Louis County, 8 a.m. to 3 p.m., single lane shift at various locations from Kehrs Mill Road to Chesterfield Airport Road.
- Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed between Heege Road and Gravois Road.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one eastbound lane closed between Foristell and Wentzville Parkway.
- I-70, St. Charles County 9 a.m. to 3 p.m., one eastbound lane closed at Cave Springs.
- Zumbehl, St. Charles County, 8 a.m. to 3 p.m., one northbound and one southbound lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 7 p.m. to 10 p.m., one northbound and one southbound lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 10 p.m. to 5 a.m., all northbound and southbound lanes and ramps closed from West Clay to Veteran’s Memorial Parkway.
- I-44, Franklin County, 6 p.m. to 5 a.m., one eastbound lane closed at Route 47 and from 7 p.m. to 12 p.m. one westbound lane closed at Route 47.
- Route 50, Franklin County, 7:30 a.m. to 3:30 p.m., one eastbound lane closed from Independence to Jane Ave.
- Route 61/67, Jefferson County, 6 a.m. to 3:30 p.m., one northbound and southbound lane closed from the Meramec River to Church Road.
Friday, April 21
- I-64, St. Louis City, 6 a.m. to 2 p.m., two lanes closed over the Missouri River.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., three northbound lanes closed from Butler Hill Road to I-270 Interchange, and right lane closed on ramp from northbound I-55 to westbound I-270.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., one northbound lane closed from Lindbergh Boulevard to I-270.
- I-64/I-270, St. Louis County, northbound I-270 flyover ramp to westbound I-64 closing at 9 p.m.
- I-64/I-270, St. Louis County, southbound I-270 flyover ramp to eastbound I-64 closing at 9 p.m.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at New Florissant.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane of northbound and southbound New Halls Ferry closed under I-270.
- I-270, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 100 (Manchester Road) and Route 340 (Olive Boulevard).
- I-270, St. Louis County, 9 a.m. to 3 p.m., right shoulder from I-64 to Ladue closed.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed between Geyer Road and Westgate Drive.
- Route 100, St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane closed between Big Bend and Lindbergh.
- Route 100, St. Louis County, 7 p.m. to 5 a.m., one eastbound and westbound lane closed between Big Bend and McKnight.
- Route 109, St. Louis County, 7 p.m. to 5 a.m., single lane shifts in various locations from Rockwood Forest Valley Dr. to Woods Rd.
- Route 109, St. Louis County, 8:30 a.m. to 4 p.m., one northbound lane closed between Truitt Dr. and Augustine Rd.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Route 67 (Lindbergh) and I-270.
- Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed at Northumberland/Berwyn Drive.
- Route CC, St. Louis County, 8 a.m. to 3 p.m., single lane shift at various locations from Kehrs Mill Road to Chesterfield Airport Road.
- Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed between Heege Road and Gravois Road.
- I-70, St. Charles County 9 a.m. to 3 p.m., one eastbound lane closed at Cave Springs.
- Zumbehl, St. Charles County, 8 a.m. to 3 p.m., one lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 7 p.m. to 10 p.m., one northbound and one southbound lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 10 p.m. to 5 a.m., all northbound and southbound lanes and ramps closed from West Clay to Veteran’s Memorial Parkway.
- I-44, Franklin County, 6 p.m. to 8 a.m., one eastbound lane closed at Route 47 and from 9 p.m. to 8 a.m. one westbound lane closed at Route 47.
- Route 50, Franklin County, 7:30 a.m. to 3:30 p.m., one eastbound lane closed from Independence to Jane Ave.
- Route 61/67, Jefferson County, 6 a.m. to 3:30 p.m., one northbound and southbound lane closed from the Meramec River to Church Road.
Saturday, April 22
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., three northbound lanes closed from Butler Hill Road to I-270 Interchange, and right lane closed on ramp from northbound I-55 to westbound I-270.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., one northbound lane closed from Lindbergh Boulevard to I-270.
- I-64/I-270, St. Louis County, until 5 a.m. Monday, northbound I-270 flyover ramp to westbound I-64 closed.
- I-64/I-270, St. Louis County, until 5 a.m. Monday southbound I-270 flyover ramp to eastbound I-64 closed.
- I-44, Franklin County, 8 p.m. to 8 a.m., one eastbound and westbound lane closed at Route 47.
Sunday, April 23
- I-64/I-270, St. Louis County, until 5 a.m. Monday, northbound I-270 flyover ramp to westbound I-64 closed.
- I-64/I-270, St. Louis County, until 5 a.m. Monday southbound I-270 flyover ramp to eastbound I-64 closed.
Monday, April 24
- I-64, St. Louis City, 6 a.m. to 2 p.m., two lanes closed over the Missouri River.
- I-70, St Louis City, starting at 9 a.m., one westbound lane closed at Riverview. Closure to last about a month.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., three northbound lanes closed from Butler Hill Road to I-270 Interchange, and right lane closed on ramp from northbound I-55 to westbound I-270.
- I-55/I-270, St. Louis County, 8 p.m. to 5 a.m., three southbound lanes closed from before Lindbergh Boulevard to I-270 Interchange.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., one northbound lane closed from Lindbergh Boulevard to I-270.
- I-64, St. Louis County, 9 a.m. to 3 p.m., one eastbound and one westbound lane closed over Route 141.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at New Florissant.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane of northbound and southbound New Halls Ferry closed under I-270.
- I-270, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 100 (Manchester Road) and Route 340 (Olive Boulevard).
- I-270, St. Louis County, 9 a.m. to 3 p.m., right shoulder from I-64 to Ladue closed.
- Route 30, St. Louis County, starting at 8:30 a.m., one eastbound lane will be closed at the Meramec River through the beginning of August.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed between Geyer Road and Westgate Drive.
- Route 100, St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane closed between Big Bend and Lindbergh.
- Route 100, St. Louis County, 7 p.m. to 5 a.m., one eastbound and westbound lane closed between Big Bend and McKnight.
- Route 109, St. Louis County, 7 p.m. to 5 a.m., single lane shifts in various locations from Rockwood Forest Valley dr. to Woods Rd.
- Route 109, St. Louis County, 7:30 a.m. to 2 p.m., one southbound lane closed between Truitt Dr. and Augustine Rd.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Route 67 (Lindbergh) and I-270.
- Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed at Northumberland/Berwyn Drive.
- Route CC, St. Louis County, 8 a.m. to 3 p.m., single lane shift at various locations from Kehrs Mill Road to Chesterfield Airport Road.
- Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed between Heege Road and Gravois Road.
- I-70, St. Charles County, 6 a.m. to 3 p.m., one westbound lane closed at Zumbehl and 9 a.m. to 3 p.m. one eastbound lane closed at Zumbehl.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one eastbound lane closed between Foristell and Wentzville Parkway.
- I-70, St. Charles County 9 a.m. to 3 p.m., one eastbound lane closed at Cave Springs.
- Zumbehl, St. Charles County, 7 p.m. to 10 p.m., one northbound and one southbound lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 10 p.m. to 5 a.m., all northbound and southbound lanes and ramps closed from West Clay to Veteran’s Memorial Parkway.
- I-44, Franklin County, 6 p.m. to 5 a.m., one eastbound lane closed at Route 47 and from 7 p.m. to 12 p.m. one westbound lane closed at Route 47.
- Route 50, Franklin County, 7:30 a.m. to 3:30 p.m., one eastbound lane closed from Independence to Jane Ave.
- I-44, Franklin County, 9 a.m. to 3 p.m., one eastbound lane closed over the Bourbeuse River.
- Route 61/67, Jefferson County, 6 a.m. to 3:30 p.m., one northbound and southbound lane closed from the Meramec River to Church Road.
Tuesday, April 25
- I-64, St. Louis City, 6 a.m. to 2 p.m., two lanes closed over the Missouri River.
- I-64, St. Louis County, 9 a.m. to 3 p.m., one eastbound and one westbound lane closed over Route 141.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., three northbound lanes closed from Butler Hill Road to I-270 Interchange, and right lane closed on ramp from northbound I-55 to westbound I-270.
- I-55/I-270, St. Louis County, 8 p.m. to 5 a.m., three southbound lanes closed from before Lindbergh Boulevard to I-270 Interchange.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., one northbound lane closed from Lindbergh Boulevard to I-270.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at New Florissant.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane of northbound and southbound New Halls Ferry closed under I-270.
- I-270, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 100 (Manchester Road) and Route 340 (Olive Boulevard).
- I-270, St. Louis County, 9 a.m. to 3 p.m., right shoulder from I-64 to Ladue closed.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed between Geyer Road and Westgate Drive.
- Route 100, St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane closed between Big Bend and Lindbergh.
- Route 100, St. Louis County, 7 p.m. to 5 a.m., one eastbound and westbound lane closed between Big Bend and McKnight.
- Route 109, St. Louis County, 7 p.m. to 5 a.m., single lane shifts in various locations from Rockwood Forest Valley Dr. to Woods Rd.
- Route 109, St. Louis County, 7:30 a.m. to 2 p.m., one southbound lane closed between Truitt Dr. and Augustine Rd.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Route 67 (Lindbergh) and I-270.
- Route 180, St. Louis County, 8 p.m. to 5 a.m., various eastbound and westbound lanes closed between I-70 and I-170.
- Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed at Northumberland/Berwyn Drive.
- Route CC, St. Louis County, 8 a.m. to 3 p.m., single lane shift at various locations from Kehrs Mill Road to Chesterfield Airport Road.
- Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed between Heege Road and Gravois Road.
- I-70, St. Charles County, 6 a.m. to 3 p.m., one westbound lane closed at Zumbehl and 9 a.m. to 3 p.m. one eastbound lane closed at Zumbehl.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one eastbound lane closed between Foristell and Wentzville Parkway.
- I-70, St. Charles County 9 a.m. to 3 p.m., one eastbound lane closed at Cave Springs.
- Zumbehl, St. Charles County, 7 p.m. to 10 p.m., one northbound and one southbound lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 10 p.m. to 5 a.m., all northbound and southbound lanes and ramps closed from West Clay to Veteran’s Memorial Parkway.
- I-44, Franklin County, 6 p.m. to 5 a.m., one eastbound lane closed at Route 47 and from 7 p.m. to 12 p.m. one westbound lane closed at Route 47.
- Route 50, Franklin County, 7:30 a.m. to 3:30 p.m., one eastbound lane closed from Independence to Jane Ave.
- I-44, Franklin County, 9 a.m. to 3 p.m., one eastbound lane closed over the Bourbeuse River.
- Route 61/67, Jefferson County, 6 a.m. to 3:30 p.m., one northbound and southbound lane closed from the Meramec River to Church Road.
Wednesday, April 26
- I-64, St. Louis City, 6 a.m. to 2 p.m., two lanes closed over the Missouri River.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., three northbound lanes closed from Butler Hill Road to I-270 Interchange, and right lane closed on ramp from northbound I-55 to westbound I-270.
- I-55/I-270, St. Louis County, 8 p.m. to 5 a.m., three southbound lanes closed from before Lindbergh Boulevard to I-270 Interchange.
- I-55/I-270, St. Louis County, 7:30 p.m. to 5 a.m., one northbound lane closed from Lindbergh Boulevard to I-270.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at New Florissant.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane of northbound and southbound New Halls Ferry closed under I-270.
- I-270, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 100 (Manchester Road) and Route 340 (Olive Boulevard).
- I-270, St. Louis County, 9 a.m. to 3 p.m., right shoulder from I-64 to Ladue closed.
- Route 100, St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane closed between Big Bend and Lindbergh.
- Route 100, St. Louis County, 6 a.m. to 2 p.m., one eastbound and westbound lane closed between Geyer Road and Westgate Drive.
- Route 100, St. Louis County, 7 p.m. to 5 a.m., one eastbound and westbound lane closed between Big Bend and McKnight.
- Route 109, St. Louis County, 7 p.m. to 5 a.m., single lane shifts in various locations from Rockwood Forest Valley Dr. to Chesterfield Airport Rd.
- Route 180, St. Louis County, 9 a.m. to 3 p.m., one lane closed eastbound between Route 67 (Lindbergh) and I-270.
- Route 180, St. Louis County, 8 p.m. to 5 a.m., various eastbound and westbound lanes closed between I-70 and I-170.
- Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed at Northumberland/Berwyn Drive.
- Route CC, St. Louis County, 8 a.m. to 3 p.m., single lane shift at various locations from Kehrs Mill Road to Chesterfield Airport Road.
- Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed between Heege Road and Gravois Road.
- I-70, St. Charles County, 6 a.m. to 3 p.m., one westbound lane closed at Zumbehl and 9 a.m. to 3 p.m. one eastbound lane closed at Zumbehl.
- I-70, St. Charles County, 9 a.m. to 3 p.m. one eastbound lane closed at Route A.
- I-70, St. Charles County 9 a.m. to 3 p.m., one eastbound lane closed at Cave Springs.
- I-70, St. Charles County, 8 p.m. to 5 a.m., one eastbound lane closed between Foristell and Wentzville Parkway.
- Zumbehl, St. Charles County, 7 p.m. to 10 p.m., one northbound and one southbound lane closed from West Clay to Veteran’s Memorial Parkway.
- Zumbehl, St. Charles County, 10 p.m. to 5 a.m., all northbound and southbound lanes and ramps closed from West Clay to Veteran’s Memorial Parkway.
- I-44, Franklin County, 6 p.m. to 5 a.m., one eastbound lane closed at Route 47 and from 7 p.m. to 12 p.m. one westbound lane closed at Route 47.
- Route 50, Franklin County, 7:30 a.m. to 3:30 p.m., one eastbound lane closed from Independence to Jane Ave.
- I-44, Franklin County, 9 a.m. to 3 p.m., one eastbound lane closed over the Bourbeuse River.
- Route 61/67, Jefferson County, 6 a.m. to 3:30 p.m., one northbound and southbound lane closed from the Meramec River to Church Road.
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