ST. LOUIS – Drivers who frequent the Interstate 270 and New Florissant Road (Route N) interchange in North St. Louis County should be aware of a three-month ramp closure starting Monday, June 29.
Starting at 9 a.m. Monday, June 29, crews will close the southbound New Florissant Road ramp onto eastbound I-270 for three months. This ramp closure is continued work from the I-270 North construction project.
Motorists traveling southbound on New Florissant Road can detour onto eastbound Dunn Road to southbound Washington/Elizabeth and access eastbound I-270. All detours will be marked.
In addition, motorist on I-270 who exit at Route 370 need to be aware of a weekend ramp closure. Starting at 8 p.m. Friday, June 25, crews will close the southbound I-270 ramp onto westbound Route 370. The ramp is expected to reopen by 5 a.m. Monday, June 29. Motorists on southbound I-270 are encouraged to use I-70 as an alternate route during the closure.
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 City, Lafayette ramp to westbound I-44 closed until late 2020.
- I-44, St. Louis City, Jefferson ramp to eastbound I-44/southbound I-55 closed until July 2020.
- I-44, St. Louis City, one left lane closed Grand to Lafayette until late 2020.
- I-44, St. Louis City, two left lanes closed Jefferson to Nebraska until late 2020.
- I-44, St. Louis City, one left lane closed Nebraska to Grand until late 2020.
- I-55, St. Louis City, I-55 exit ramp to Jefferson closed until late 2020.
- Route H, St. Louis City, Route H (Riverview Boulevard) closed between Chains of Rocks Drive and I-270 until late July.
- 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-70, St. Louis County, the ramp from Fairgrounds to eastbound I-70 is closed until late 2020.
- I-270, St. Louis County, eastbound I-270 off-ramp to Washington Street/Elizabeth Avenue closed until mid-2021.
- I-270, St. Louis County, Old Halls Ferry Road will be closed in both directions at I-270 until late September.
- I-270, St. Louis County, southbound New Florissant Road ramp onto eastbound I-270 will be closed until October.
- Route 67, St. Louis County, northbound ramp to westbound I-270 closed till mid-2022.
- Route 366, St. Louis County, May 26 until September, the ramp from southbound I-270 and eastbound I-44 to eastbound Route 366 will be closed.
- Route AB, St. Louis County, all lanes closed between Mason and I-270 until late August.
- I-70, St. Charles County, the ramp from Fairgrounds to eastbound I-70 is closed until late 2020.
- Route K, St. Charles County, one lane closed weekdays at East Terra Lane from Sonderen to Route K until October.
- Route V, Jefferson County, Route V at Hardin Road closed through early October.
- Route V, Jefferson County, Route V closed at Joachim Creek until mid-August.
Please see the list of daily road closures, weather permitting:
Thursday, June 25
- I-64, St. Louis City, 5 a.m. to 2 p.m., Broadway ramp onto westbound I-64 will be closed.
- I-64, St. Louis City, 9 a.m. to 2 p.m., one lane closed westbound from the Poplar Street Bridge to 10th Street.
- I-70, St. Louis City, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Branch to Kingshighway.
- I-70, St. Louis County, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Jennings Station Road to Cypress.
- I-44, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound approximately one mile east of Route 109 to Route 100 at Gray Summit.
- I-55, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 50/61/67 and Route 141.
- I-270, St. Louis County, 5 a.m. to 2 p.m., one lane closed eastbound and westbound at Old Halls Ferry.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound from New Florissant Road to Washington/Elizabeth.
- I-270, St. Louis County, 7 p.m. to 5 a.m., two lanes closed northbound in various locations from I-70 to Page.
- Route 94, St. Charles County, 7 a.m. to 7 p.m., one lane closed eastbound and westbound from Route B to Route H. Flaggers will direct traffic through the closure.
- Route A, St. Charles County, 7 a.m. to 6 p.m., one lane closed eastbound and westbound from Route 61 to Josephille Road.
- Route T, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on Route T starting at T&TT heading in the north direction.
- I-55, Jefferson County, 7 a.m. to 3 p.m., one lane closed on the west outer road from Route M to Route Z. Flaggers will direct traffic through the closure.
- I-55, Jefferson County, 8 a.m. to 4 p.m., one lane closed on the west outer road from Imperial Main to Vogel Road. Flaggers will direct traffic through the closure.
- I-55, Jefferson County, 7 p.m. to 6 a.m., one lane closed southbound from Route A to Route 67.
- Route 30, Jefferson County, 7 a.m. to 3 p.m., one lane closed eastbound and westbound at Valley Dell.
- Route NN, Jefferson County, 5 p.m. to 5 a.m., one lane closed in both directions from Rosella Lane to Margie Estates. Flaggers will direct traffic through the closure.
- Route B, Jefferson County, 7 p.m. to 5 a.m., one lane closed in both directions from Route 30 to Ficken Road.
- Route 30, Jefferson County, 5:30 p.m. to 5 a.m., one lane closed eastbound near Route B.
- I-44, Franklin County, 7 p.m. to 3 a.m., two lanes closed eastbound and westbound from St. Louis County to Route 100.
- I-44, Franklin County, 7 p.m. to 5 a.m., one lane closed westbound from Route 100 to Route 30.
- I-44, Franklin County, 7 p.m. to 3 a.m., one lane closed eastbound and westbound from Route 50 to N. Commercial Ave.
Friday, June 26
- I-64, St. Louis City, 5 a.m. to 2 p.m., Broadway ramp onto westbound I-64 will be closed.
- I-64, St. Louis City, 9 a.m. to 2 p.m., one lane closed westbound from the Poplar Street Bridge to 10th Street.
- I-70, St. Louis City, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Branch to Kingshighway.
- I-70, St. Louis County, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Jennings Station Road to Cypress.
- I-44, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound approximately one mile east of Route 109 to Route 100 at Gray Summit.
- I-270, St. Louis County, 5 a.m. to 2 p.m., one lane closed eastbound and westbound at Old Halls Ferry.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound from New Florissant Road to Washington/Elizabeth.
- I-270, St. Louis County, 7 p.m. to 5 a.m., two lanes closed northbound in various locations from I-70 to Page.
- I-270, St. Louis County, 8 p.m. to 5 a.m. Monday, two lanes closed southbound at Route 370.
- I-270, St. Louis County, 8 p.m. to 5 a.m. Monday, southbound ramp onto westbound Route 370 will be closed.
- Route 94, St. Charles County, 7 a.m. to 7 p.m., one lane closed eastbound and westbound from Route B to Route H. Flaggers will direct traffic through the closure.
- Route A, St. Charles County, 7 a.m. to 6 p.m., one lane closed eastbound and westbound from Route 61 to Josephille Road.
- Route T, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on Route T starting at T&TT heading in the north direction.
- Route O, Franklin County, 9 a.m. to 3 p.m., one lane closed in both directions at Pin Oak Creek.
- I-55, Jefferson County, 7 a.m. to 3 p.m., one lane closed on the west outer road from Route M to Route Z. Flaggers will direct traffic through the closure.
- I-55, Jefferson County, 8 a.m. to 4 p.m., one lane closed on the west outer road from Imperial Main to Vogel Road. Flaggers will direct traffic through the closure.
- Route 30, Jefferson County, 7 a.m. to 3 p.m., one lane closed eastbound and westbound at Valley Dell.
- Route 30, Jefferson County, 5:30 p.m. to 5 a.m., one lane closed eastbound near Route B.
- Route NN, Jefferson County, 5 p.m. to 5 a.m., one lane closed in both directions from Rosella Lane to Margie Estates. Flaggers will direct traffic through the closure.
- Route B, Jefferson County, 7 p.m. to 5 a.m., one lane closed in both directions from Route 30 to Ficken Road.
- I-44, Franklin County, 7 p.m. to 3 a.m., two lanes closed eastbound and westbound from St. Louis County to Route 100.
- I-44, Franklin County, 7 p.m. to 5 a.m., one lane closed westbound from Route 100 to Route 30.
- I-44, Franklin County, 7 p.m. to 3 a.m., one lane closed eastbound and westbound from Route 50 to N. Commercial Ave.
Saturday, June 27
- I-270, St. Louis County, 5 a.m. to 2 p.m., one eastbound and westbound lane closed at Old Halls Ferry.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one eastbound lane closed from North Florissant to Washington/Elizabeth.
- Route 100, St. Louis County, 9 a.m. to 3 p.m., one lane closed in both directions on Spur over I-44. Flaggers will direct traffic through the closure.
Sunday, June 28
- I-55, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 50/61/67 and Route 141.
Monday, June 29
- I-64, St. Louis City, 5 a.m. to 2 p.m., Broadway ramp onto westbound I-64 will be closed.
- I-64, St. Louis City, 9 a.m. to 2 p.m., one lane closed westbound from the Poplar Street Bridge to 10th Street.
- I-44, St. Louis City, 9 a.m. to 4 p.m., two lanes closed eastbound near Jefferson.
- I-70, St. Louis City, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Branch to Kingshighway.
- I-70, St. Louis County, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Jennings Station Road to Cypress.
- I-44, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound approximately one mile east of Route 109 to Route 100 at Gray Summit.
- I-55, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 50/61/67 and Route 141.
- I-270, St. Louis County, 5 a.m. to 2 p.m., one lane closed eastbound and westbound at Old Halls Ferry.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound from New Florissant Road to Washington/Elizabeth.
- I-270, St. Louis County, 7 p.m. to 5 a.m., two lanes closed northbound in various locations from I-70 to Page.
- Route 94, St. Charles County, 7 a.m. to 7 p.m., one lane closed eastbound and westbound from Route B to Route H. Flaggers will direct traffic through the closure.
- Route A, St. Charles County, 7 a.m. to 6 p.m., one lane closed eastbound and westbound from Route 61 to Josephille Road.
- Route T, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on Route T starting at T&TT heading in the north direction.
- I-55, Jefferson County, 7 a.m. to 3 p.m., one lane closed on the west outer road from Route M to Route Z. Flaggers will direct traffic through the closure.
- I-55, Jefferson County, 8 a.m. to 4 p.m., one lane closed on the west outer road from Imperial Main to Vogel Road. Flaggers will direct traffic through the closure.
- Route 30, Jefferson County, 7 a.m. to 3 p.m., one lane closed eastbound and westbound at Valley Dell.
- I-44, Franklin County, 7 p.m. to 3 a.m., two lanes closed eastbound and westbound from St. Louis County to Route 100.
- I-44, Franklin County, 7 p.m. to 5 a.m., one lane closed westbound from Route 100 to Route 30.
- I-44, Franklin County, 7 p.m. to 3 a.m., one lane closed eastbound and westbound from Route 50 to N. Commercial Ave.
Tuesday, June 30
- I-64, St. Louis City, 5 a.m. to 2 p.m., Broadway ramp onto westbound I-64 will be closed.
- I-64, St. Louis City, 9 a.m. to 2 p.m., one lane closed westbound from the Poplar Street Bridge to 10th Street.
- I-70, St. Louis City, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Branch to Kingshighway.
- I-70, St. Louis County, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Jennings Station Road to Cypress.
- I-44, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound approximately one mile east of Route 109 to Route 100 at Gray Summit.
- I-55, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 50/61/67 and Route 141.
- I-270, St. Louis County, 5 a.m. to 2 p.m., one lane closed eastbound and westbound at Old Halls Ferry.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound from New Florissant Road to Washington/Elizabeth.
- I-270, St. Louis County, 7 p.m. to 5 a.m., two lanes closed northbound in various locations from I-70 to Page.
- Route 94, St. Charles County, 7 a.m. to 7 p.m., one lane closed eastbound and westbound from Route B to Route H. Flaggers will direct traffic through the closure.
- Route A, St. Charles County, 7 a.m. to 6 p.m., one lane closed eastbound and westbound from Route 61 to Josephille Road.
- Route T, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on Route T starting at T&TT heading in the north direction.
- I-55, Jefferson County, 7 a.m. to 3 p.m., one lane closed on the west outer road from Route M to Route Z. Flaggers will direct traffic through the closure.
- I-55, Jefferson County, 8 a.m. to 4 p.m., one lane closed on the west outer road from Imperial Main to Vogel Road. Flaggers will direct traffic through the closure.
- Route 30, Jefferson County, 7 a.m. to 3 p.m., one lane closed eastbound and westbound at Valley Dell.
- I-44, Franklin County, 7 p.m. to 3 a.m., two lanes closed eastbound and westbound from St. Louis County to Route 100.
- I-44, Franklin County, 7 p.m. to 5 a.m., one lane closed westbound from Route 100 to Route 30.
- I-44, Franklin County, 7 p.m. to 3 a.m., one lane closed eastbound and westbound from Route 50 to N. Commercial Ave.
Wednesday, July 1
- I-70, St. Louis City, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Branch to Kingshighway.
- I-64, St. Louis City, 5 a.m. to 2 p.m., Broadway ramp onto westbound I-64 will be closed.
- I-64, St. Louis City, 9 a.m. to 2 p.m., one lane closed westbound from the Poplar Street Bridge to 10th Street.
- I-70, St. Louis County, 8 p.m. to 5 a.m., two lanes closed eastbound and westbound from Jennings Station Road to Cypress.
- I-44, St. Louis County, 7 p.m. to 6 a.m., up to two lanes closed eastbound and westbound approximately one mile east of Route 109 to Route 100 at Gray Summit.
- I-55, St. Louis County, 7 p.m. to 5 a.m., up to two lanes closed northbound and southbound between Route 50/61/67 and Route 141.
- I-270, St. Louis County, 5 a.m. to 2 p.m., one lane closed eastbound and westbound at Old Halls Ferry.
- I-270, St. Louis County, 8 a.m. to 2 p.m., one lane closed eastbound from New Florissant Road to Washington/Elizabeth.
- I-270, St. Louis County, 7 p.m. to 5 a.m., two lanes closed northbound in various locations from I-70 to Page.
- Route 94, St. Charles County, 7 a.m. to 7 p.m., one lane closed eastbound and westbound from Route B to Route H. Flaggers will direct traffic through the closure.
- Route A, St. Charles County, 7 a.m. to 6 p.m., one lane closed eastbound and westbound from Route 61 to Josephille Road.
- Route T, St. Charles County, 8 a.m. to 3:30 p.m., one lane closed on Route T starting at T&TT heading in the north direction.
- I-55, Jefferson County, 7 a.m. to 3 p.m., one lane closed on the west outer road from Route M to Route Z. Flaggers will direct traffic through the closure.
- I-55, Jefferson County, 8 a.m. to 4 p.m., one lane closed on the west outer road from Imperial Main to Vogel Road. Flaggers will direct traffic through the closure.
- Route 30, Jefferson County, 7 a.m. to 3 p.m., one lane closed eastbound and westbound at Valley Dell.
- I-44, Franklin County, 7 p.m. to 3 a.m., two lanes closed eastbound and westbound from St. Louis County to Route 100.
- I-44, Franklin County, 7 p.m. to 5 a.m., one lane closed westbound from Route 100 to Route 30.
- I-44, Franklin County, 7 p.m. to 3 a.m., one lane closed eastbound and westbound from Route 50 to N. Commercial Ave.
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