St. Louis Work Zones September 7-13

ST. LOUIS – Motorists should be aware of multiple closures throughout St. Charles County and north St. Louis County starting this weekend.

MoDOT will close the southbound I-170 entrance ramp from westbound I-270 on Friday, Sept. 8 starting at 9 p.m.  The ramp will remain closed through Monday, Sept. 11 at 5 a.m. Westbound I-270 motorists may access southbound I-170 by continuing I-270 past I-170 to the Lindbergh exit, travel south across the overpass to I-270 east to southbound I-170.

Northbound Route 79 drivers wishing to access eastbound Interstate 70 should be aware that the Route 79 entrance ramp to eastbound I-70 will be closed starting at 11 p.m. Friday, September 8. 

During this work, the far two right lanes of eastbound I-70 at the Route 79 entrance ramp will also be closed. The lane closures and the eastbound I-70 entrance ramp is expected to reopen by 6 a.m. Sunday, September 10. Motorists will be detoured to continue north on Route 79, exit at East Terra Lane and loop around and under Route 79 and enter southbound Route 79 to head east on I-70.

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 Welcome to Gateway Guide! | Missouri Department of Transportation (modot.org). All work is subject to change and may be shifted due to inclement weather.

Motorists should be aware of the following ongoing closures:

• I-44, St. Louis City, one left lane closed from Cass to south of Broadway Overpass until mid-September 2023.
• I-55, St. Louis City, two left lanes closed northbound and southbound between Lindbergh and Gravois until December 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 will be closed through December 2023.
• I-70/44, St. Louis City, express lanes and the ramp from the express lanes to Broadway are closed through September 2023.
• I-70/44, St. Louis City, Biddle on-ramp to 70/44 closed through early summer 2023.
• I-44, St. Louis County, northbound outer ramp from Lewis Rd. closed through December.
• I-44, St. Louis County, one lane closed eastbound between Williams Road and Lewis Road through December.
• I-64, St. Louis County, one eastbound lane and westbound lane closed over Ballas Rd. mid-September.
• I-64, St. Louis County, one southbound lane closed on the I-270 ramp to eastbound I-64 over Ballas through September.
• I-64, St. Louis County, the eastbound exit ramp to Ballas is closed through September.
• I-70, St. Louis County, southbound lanes of McDonnell Boulevard over I-70 closed through the end of December.
• I-170, St. Louis County, the Lackland Bridge over the interstate closed through the end of December.
• I-170, St. Louis County, one southbound right lane south of Route 180 closed through the end of December.
• I-270, St. Louis County, the ramp from westbound to northbound Route 367 will be closed through mid-October.
• 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 (Dunn Road) from New Halls Ferry to Washington/Elizabeth through mid-summer 2023.
• I-270, St. Louis County, Riverview Dr. entrance ramp to eastbound I-270 closed through July 2024.
• I-270, St. Louis County, southbound Riverview Dr. under I-270 closed through 2024.
• I-270, St. Louis County, the ramp from New Halls Ferry to westbound will be closed through August.
• I-270, St. Louis County, one southbound lane on New Florissant under the interstate will be closed through October.
• I-270, St. Louis County, starting Monday at 6 a.m. the ramp to northbound Route 367 will be closed through mid-October.
• 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 30, St. Louis County, one westbound lane closed across the Meramec River through October.
• Route 67, St. Louis County, one northbound and southbound lane closed north of Route 94 through the end of December.
• Route 100, St. Louis County, one eastbound lane closed from Andrew Drive to Monier Place through mid-September.
• Route 141, St. Louis County, southbound 141 closed between Lakefront and Shoreline Drive through fall 2023.
• Route 340, St. Louis County, one westbound lane closed between Old Riverwoods to Arrowhead Estates through early September.
• Dunn Rd., St. Louis County, closed intermittently from Linnell to Route 367 through December.
• Route 364, St. Charles County, one right lane closed westbound between Muegge Road and Arena Parkway through December 2023.
• Route M, Jefferson County, one eastbound and one westbound lane closed from St. Lukes to east of Moss Hollow through December 2023.
• I-70, St. Louis County, one eastbound lane closed between Route 115 and McDonnell Blvd. through the end of December.
• I-70, St. Louis County, southbound lanes of McDonnell Boulevard over I-70 closed through the end of December.
• I-70, St. Louis County, St. Louis Lambert International and Route 115 entrance ramp to eastbound I-70 closed through the end of December.
• I-270, St. Louis County, Riverview Dr. entrance ramp to eastbound I-270 closed through July 2024.
• Route 67, St. Louis County, one northbound and southbound lane closed north of Route 94 through the end of December.
• Route 141, St. Louis County, southbound 141 closed between Lakefront and Shoreline Drive through Fall 2023.
• Route 21, Jefferson County, one lane closed southbound from Meramec Heights to Shady Valley through late fall 2023.
• Route 21, Jefferson County, one lane closed southbound over Route M and Heads Creek until mid-September.

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

Thursday, September 7

• I-55, St. Louis City, 8 p.m. to 5 a.m., one southbound lane closed from Gasconade to 4500 Broadway.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound on Cragwold Road Overpass at I-44/I-270.
• I-44, St. Louis County, 8 p.m. to 5 p.m., one lane closed on westbound I-44 west of northbound/southbound I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to four lanes closed northbound and southbound at I-44/I-270 for I-44 west to I-270 south substructure repairs and I-44 east to I-270 north repairs.
• I-55, St. Louis County, 8 p.m. to 5 a.m., two northbound and southbound lane closed at I-270/I-255.
• I-55, St. Louis County, 7 p.m. to 5 a.m., one lane closed Mattis Road over I-55/I-270.
• I-70, St. Louis City, 9 p.m. to 5 a.m., one lane closed in various areas on eastbound and westbound up to I-270.
• I-170, St. Louis County, 9 a.m. to 2 p.m., one lane and ramp closed from northbound to I-270 eastbound.
• I-170, St. Louis County, 8 p.m. to 5 a.m., one lane closed northbound to south of Route 180.
• I-270, St. Louis County, 6 a.m. to 3 p.m., one lane closed eastbound and westbound at the Route 367 flyover ramp.
• I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at I-270 over New Halls Ferry.
• I-270, St. Louis County, 9 p.m. to 5 a.m., two lanes northbound under I-64.
• Route 100 (Manchester), St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane close from Kortwright to Kenmore.
• Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed from Lindbergh Blvd. to Geyer Rd.
• Route 100, St. Louis County, 4 a.m. to 12 p.m., one eastbound lane closed from I-270 to Ballas Road.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one lane closed from Woods Road to Old Manchester Road. Flaggers will direct traffic through the work zone.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from Route W to Old Manchester Road.
• Route 180, St. Louis County, 8 a.m. to 3 p.m., one lane closed between I-70 and I-270.
• Route 367, St. Louis County, 7 p.m. to 6 a.m., one lane closed northbound and southbound on Route 367 and from I-270 to St. Louis City.
• Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed under I-270.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one northbound lane closed between Preservation Parkway and Villanova Place.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed from Hegge Road to Preservation Parkway.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed on Watson.
• I-70, St. Charles County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at Cave Springs.
• I-70, St. Charles County, 9 p.m. to 5 a.m., up to three lanes closed westbound at the Dardenne Creek Bridge.
• Route 79, St. Charles County, 7:30 p.m. to 5 a.m., southbound Route 79 lane closed from north of T.R. Hughes Boulevard to Old Missouri 79 and Salt River Road. Flaggers will direct traffic through the work zone.
• Route 79, St. Charles County, 8 p.m. to 6 a.m., multiple ramps closed for repairs on Salt River Road.,
• Route 50, Franklin County, 6:30 a.m. to 3 p.m., one eastbound lane closed from Frank Street to McKinley Road.
• Route 50, Franklin County, 7 p.m. to 5 a.m.., one eastbound and westbound lane closed between Independence Road to Route 47.
• Route 21, Jefferson County, 6 a.m. to 6 p.m., one northbound lane closed between Shenk Road and Shady Valley.
• 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.
• Route 61/67, Jefferson County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Church Road.

Friday, September 8

• I-55, St. Louis City, 8 p.m. to 5 a.m., one northbound lane closed from Gasconade to 4500 Broadway.I-44, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound on Cragwold Road Overpass at I-44/I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to four lanes closed northbound and southbound at I-44/I-270 for I-44 west to I-270 south substructure repairs and I-44 east to I-270 north repairs.
• I-55, St. Louis County, 8 p.m. to 5 a.m., two northbound and southbound lane closed at I-270/I-255.
• I-55, St. Louis County, 7 p.m. to 5 a.m., one lane closed Mattis Road over I-55/I-270.
• I-70, St. Louis City, 9 p.m. to 5 a.m., one lane closed in various areas on eastbound and westbound up to I-270.
• I-170, St. Louis County, 9 a.m. to 2 p.m., one lane and ramp closed from northbound to I-270 eastbound.
• I-170, St. Louis County, 7 p.m. until 5 a.m. Monday, September 11, one southbound lane closed south of Route 180.
• I-270, St. Louis County, 9 p.m. until 5 a.m. Monday, September 11, westbound ramp closed to I-170
• I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at I-270 over New Halls Ferry.
• I-270, St. Louis County, 6 a.m. to 3 p.m., one lane closed eastbound and westbound at the Route 367 flyover ramp.
• I-270, St. Louis County, 8 a.m. until 5 a.m. Monday, September 11, one lane closed at Hanley Road.
• I-270, St. Louis County, 9 p.m. to 5 a.m., two lanes northbound under I-64.
• Route 100 (Manchester), St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane close from Kortwright to Kenmore.
• Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed from Lindbergh Blvd. to Geyer Rd.
• Route 100, St. Louis County, 4 a.m. to 12 p.m., one eastbound lane closed from I-270 to Ballas Road.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one lane closed from Woods Road to Old Manchester Road. Flaggers will direct traffic through the work zone.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from Route W to Old Manchester Road.
• Route 180, St. Louis County, 8 a.m. to 3 p.m., one lane closed between I-70 and I-270.
• Route 367, St. Louis County, 7 a.m. to 2 p.m., one lane closed under I-270.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one northbound lane closed between Preservation Parkway and Villanova Place.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed from Hegge Road to Preservation Parkway.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed on Watson.
• I-70, St. Charles County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at Cave Springs.
• I-70, St. Charles County, 9 p.m. to 5 a.m., up to three lanes closed westbound at the Dardenne Creek Bridge.
• Route 79, St. Charles County, 7:30 p.m. to 5 a.m., southbound Route 79 lane closed from north of T.R. Hughes Boulevard to Old Missouri 79 and Salt River Road. Flaggers will direct traffic through the work zone.
• Route 79, St. Charles County, 11 p.m. until 6 a.m. Sunday, September 10, northbound ramp to eastbound I-70 ramp closed. Detour from northbound Route 79 to eastbound I-70. Flaggers will direct traffic through the work zone.
• Route 79, St. Charles County, 8 p.m. to 6 a.m., multiple ramps closed for repairs on Salt River Road.,
• Route 50, Franklin County, 6:30 a.m. to 3 p.m., one eastbound lane closed from Frank Street to McKinley Road.
• Route 50, Franklin County, 7 p.m. to 5 a.m.., one eastbound and westbound lane closed between Independence Road to Route 47.
• Route 21, Jefferson County, 6 a.m. to 6 p.m., one northbound lane closed between Shenk Road and Shady Valley.

Saturday, September 9

• I-70, St. Louis City, 9 p.m. to 5 a.m., one lane closed in various areas on eastbound and westbound up to I-270.
• I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at I-270 over New Halls Ferry.
• I-270, St. Louis County, 6 a.m. to 3 p.m., one lane closed eastbound and westbound at the Route 367 flyover ramp.
• Route 367, St. Louis County, 7 a.m. to 2 p.m., one lane closed under I-270.

Sunday, September 10

• Route 79, St. Charles County, from 11 p.m. Friday, September 8 until 6 a.m. Sunday, September 10, northbound ramp to eastbound I-70 ramp closed. Detour from northbound Route 79 to eastbound I-70. Flaggers will direct traffic through the work zone.

Monday, September 11

• I-70, St. Louis City, 9 p.m. to 5 a.m., one lane closed in various areas on eastbound and westbound up to I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound on Cragwold Road Overpass at I-44/I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to four lanes closed northbound and southbound at I-44/I-270 for I-44 west to I-270 south substructure repairs and I-44 east to I-270 north repairs.
• I-44, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed from Williams Road to Lewis Road.
• I-55, St. Louis County, 8 p.m. to 5 a.m., two northbound and southbound lane closed at I-270/I-255.
• I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at I-270 over New Halls Ferry.
• I-270, St. Louis County, 6 a.m. to 3 p.m., one lane closed eastbound and westbound at the Route 367 flyover ramp.
• I-270, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound between Hanley Road and West Florissant Road.
• I-270, St. Louis County, 9 p.m. to 5 a.m., two lanes northbound and southbound under I-64.
• Route 100 (Manchester), St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane close from Kortwright to Kenmore.
• Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed from Lindbergh Blvd. to Geyer Rd.
• Route 100, St. Louis County, 4 a.m. to 12 p.m., one eastbound lane closed from I-270 to Ballas Road.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one lane closed from Woods Road to Old Manchester Road. Flaggers will direct traffic through the work zone.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from Route W to Old Manchester Road.
• Route 180, St. Louis County, 8 a.m. to 3 p.m., one lane closed between I-70 and I-270.
• Route 367, St. Louis County, 7 a.m. to 2 p.m., one lane closed under I-270.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one northbound lane closed between Preservation Parkway and Villanova Place.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed from Hegge Road to Preservation Parkway.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed on Watson.
• I-70, St. Charles County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at Cave Springs.
• I-70, St. Charles County, 9 p.m. to 5 a.m., up to three lanes closed westbound at the Dardenne Creek Bridge.
• Route 79, St. Charles County, 7:30 p.m. to 5 a.m., southbound Route 79 lane closed from north of T.R. Hughes Boulevard to Old Missouri 79 and Salt River Road. Flaggers will direct traffic through the work zone.
• I-44, Franklin County, 8 p.m. to 7 a.m., one lane and exit ramp closed westbound from Route O to Route 50.
• Route 50, Franklin County, 6:30 a.m. to 3 p.m., one eastbound lane closed from Frank Street to McKinley Road.
• Route 50, Franklin County, 7 p.m. to 5 a.m.., one eastbound and westbound lane closed between Independence Road to Route 47.
• Route 21, Jefferson County, 6 a.m. to 6 p.m., one northbound lane closed between Shenk Road and Shady Valley.
• 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.
• Route 61/67, Jefferson County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Church Road.

Tuesday, September 12

• I-70, St. Louis City, 9 p.m. to 5 a.m., one lane closed in various areas on eastbound and westbound up to I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to four lanes closed northbound and southbound at I-44/I-270 for I-44 west to I-270 south substructure repairs and I-44 east to I-270 north repairs.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound on Cragwold Road Overpass at I-44/I-270.
• I-44, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed from Williams Road to Lewis Road.
• I-55, St. Louis County, 8 p.m. to 5 a.m., two northbound and southbound lane closed at I-270/I-255.
• I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at I-270 over New Halls Ferry.
• I-270, St. Louis County, 6 a.m. to 3 p.m., one lane closed eastbound and westbound at the Route 367 flyover ramp.
• I-270, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound between Hanley Road and West Florissant Road.
• I-270, St. Louis County, 9 p.m. to 5 a.m., two lanes northbound and southbound under I-64.
• Route 100 (Manchester), St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane close from Kortwright to Kenmore.
• Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed from Lindbergh Blvd. to Geyer Rd.
• Route 100, St. Louis County, 4 a.m. to 12 p.m., one eastbound lane closed from I-270 to Ballas Road.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one lane closed from Woods Road to Old Manchester Road. Flaggers will direct traffic through the work zone.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from Route W to Old Manchester Road.
• Route 180, St. Louis County, 8 a.m. to 3 p.m., one lane closed between I-70 and I-270.
• Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed under I-270.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one northbound lane closed between Preservation Parkway and Villanova Place.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed from Hegge Road to Preservation Parkway.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed on Watson.
• I-70, St. Charles County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at Cave Springs.
• I-70, St. Charles County, 9 p.m. to 5 a.m., up to three lanes closed westbound at the Dardenne Creek Bridge.
• Route 79, St. Charles County, 7:30 p.m. to 5 a.m., southbound Route 79 lane closed from north of T.R. Hughes Boulevard to Old Missouri 79 and Salt River Road. Flaggers will direct traffic through the work zone.
• I-44, Franklin County, 8 p.m. to 7 a.m., one lane and exit ramp closed westbound from Route O to Route 50.
• Route 50, Franklin County, 6:30 a.m. to 3 p.m., one eastbound lane closed from Frank Street to McKinley Road.
• Route 50, Franklin County, 7 p.m. to 5 a.m.., one eastbound and westbound lane closed between Independence Road to Route 47.
• Route 21, Jefferson County, 6 a.m. to 6 p.m., one northbound lane closed between Shenk Road and Shady Valley.
• 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.
• Route 61/67, Jefferson County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Church Road.

Wednesday, September 13

• I-70, St. Louis City, 9 p.m. to 5 a.m., one lane closed in various areas on eastbound and westbound up to I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to two lanes closed northbound and southbound on Cragwold Road Overpass at I-44/I-270.
• I-44, St. Louis County, 8 p.m. to 5 a.m., up to four lanes closed northbound and southbound at I-44/I-270 for I-44 west to I-270 south substructure repairs and I-44 east to I-270 north repairs.
• I-44, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed from Williams Road to Lewis Road.
• I-55, St. Louis County, 8 p.m. to 5 a.m., two northbound and southbound lane closed at I-270/I-255.
• I-270, St. Louis County, 7 a.m. to 2 p.m., one eastbound and westbound lane closed at I-270 over New Halls Ferry.
• I-270, St. Louis County, 6 a.m. to 3 p.m., one lane closed eastbound and westbound at the Route 367 flyover ramp.
• I-270, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound between Hanley Road and West Florissant Road.
• I-270, St. Louis County, 9 p.m. to 5 a.m., two lanes northbound and southbound under I-64.
• Route 100 (Manchester), St. Louis County, 6 a.m. to 4 p.m., one eastbound and westbound lane close from Kortwright to Kenmore.
• Route 100, St. Louis County, 6 a.m. to 2 p.m., one westbound lane closed from Lindbergh Blvd. to Geyer Rd.
• Route 100, St. Louis County, 4 a.m. to 12 p.m., one eastbound lane closed from I-270 to Ballas Road.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one lane closed from Woods Road to Old Manchester Road. Flaggers will direct traffic through the work zone.
• Route 109, St. Louis County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from Route W to Old Manchester Road.
• Route 180, St. Louis County, 8 a.m. to 3 p.m., one lane closed between I-70 and I-270.
• Route 367, St. Louis County, 7 a.m. to 3 p.m., one lane closed under I-270.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one northbound lane closed between Preservation Parkway and Villanova Place.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one southbound lane closed from Hegge Road to Preservation Parkway.
• Route P (MacKenzie Road), St. Louis County, 7 a.m. to 4 p.m., one eastbound and westbound lane closed on Watson.
• I-70, St. Charles County, 9 a.m. to 3 p.m., one eastbound and westbound lane closed at Cave Springs.
• I-70, St. Charles County, 9 p.m. to 5 a.m., up to three lanes closed westbound at the Dardenne Creek Bridge.
• Route 79, St. Charles County, 7:30 p.m. to 5 a.m., southbound Route 79 lane closed from north of T.R. Hughes Boulevard to Old Missouri 79 and Salt River Road. Flaggers will direct traffic through the work zone.
• Route 50, Franklin County, 6:30 a.m. to 3 p.m., one eastbound lane closed from Frank Street to McKinley Road.
• Route 50, Franklin County, 7 p.m. to 5 a.m.., one eastbound and westbound lane closed between Independence Road to Route 47.
• Route 21, Jefferson County, 6 a.m. to 6 p.m., one northbound lane closed between Shenk Road and Shady Valley.
• 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.
• Route 61/67, Jefferson County, 7 p.m. to 5 a.m., one northbound and southbound lane closed from the Meramec River to Church Road.

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