ST. LOUIS – Drivers in southwest St. Louis County should be aware that the ramp from southbound I-270 and eastbound I-44 to eastbound Route 366 (Watson Road) is expected to open to traffic by noon Sunday, December 20.
Crews closed the ramp this summer to replace a bridge on the ramp.
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-44, St. Louis County, one lane closed westbound between I-270 and Bowles through early 2022.
- I-70, St. Louis County, two left lanes closed westbound and one left lane closed eastbound between Route 141 and 5th Street until late 2020.
- I-270, St. Louis County, eastbound I-270 off-ramp to Washington Street/Elizabeth Avenue closed until mid-2021.
- Route 67, St. Louis County, northbound ramp to westbound I-270 closed till mid-2022.
- Route 366, St. Louis County, the ramp from southbound I-270 and eastbound I-44 to eastbound Route 366 will be closed through noon Sunday.
Please see the list of daily road closures, weather permitting:
Thursday, December 17
- I-64, St. Louis City, 9 a.m. to 3 p.m., one center lane closed eastbound and westbound at Market Street.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Washington/Elizabeth.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Route 94 and Route D. Flaggers will direct traffic through the work zone.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Rugged Acres Lane and Femme Osage Creek.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on West Outer Road from Imperial Main to Elm.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on Metropolitan Blvd. from Route Z to Route M.
- Route 50, Franklin County, 7 a.m. to 4 p.m., one lane closed in both directions at Denmark.
Friday, December 18
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Washington/Elizabeth.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route 67, St. Louis County, 10 a.m. to 2 p.m., the southbound ramp to eastbound I-270 is closed.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Route 94 and Route D. Flaggers will direct traffic through the work zone.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Rugged Acres Lane and Femme Osage Creek.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on West Outer Road from Imperial Main to Elm.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on Metropolitan Blvd. from Route Z to Route M.
- Route 50, Franklin County, 7 a.m. to 4 p.m., one lane closed in both directions at Denmark.
Saturday, December 19
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Washington/Elizabeth.
Sunday, December 20
- Route 366, St. Louis County, by noon, the ramp from southbound I-270 and eastbound I-44 to eastbound Route 366 will open today.
Monday, December 21
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Washington/Elizabeth.
- Route 370, St. Charles County, 9 a.m. to 3 p.m., one left lane closed eastbound at the Missouri River.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Route 94 and Route D. Flaggers will direct traffic through the work zone.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Rugged Acres Lane and Femme Osage Creek.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on West Outer Road from Imperial Main to Elm.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on Metropolitan Blvd. from Route Z to Route M.
- Route 50, Franklin County, 7 a.m. to 4 p.m., one lane closed in both directions at Denmark.
Tuesday, December 22
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Washington/Elizabeth.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Route 367.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Route 94 and Route D. Flaggers will direct traffic through the work zone.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Rugged Acres Lane and Femme Osage Creek.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on West Outer Road from Imperial Main to Elm.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on Metropolitan Blvd. from Route Z to Route M.
- Route 50, Franklin County, 7 a.m. to 4 p.m., one lane closed in both directions at Denmark.
Wednesday, December 23
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Washington/Elizabeth.
- I-270, St. Louis County, 7 a.m. to 2 p.m., one lane closed eastbound and westbound at Route 367.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound and westbound at Lindbergh.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Route 94 and Route D. Flaggers will direct traffic through the work zone.
- Route F, St. Charles County, 7 a.m. to 4 p.m., one lane closed between Rugged Acres Lane and Femme Osage Creek.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on West Outer Road from Imperial Main to Elm.
- I-55, Jefferson County, 8 a.m. to 3 p.m., one lane closed on Metropolitan Blvd. from Route Z to Route M.
- Route 50, Franklin County, 7 a.m. to 4 p.m., one lane closed in both directions at Denmark.
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