2011 Construction Projects

• Interstate 170 at Delmar, bridge replacement. Delmar Boulevard was closed across I-170 from April 25 to August 16. This project is complete.
• Interstate 270 and Marine, bridge repair and resurfacing. This will repair and resurface the I-270 bridge over Marine Avenue.  The project includes various I-270 highway shifts to complete work and minimize traffic impacts. Project runs spring to fall 2011.
• Interstate 270 and Page, interchange improvements on Page.  Project includes roadway improvements on Page between I-270 and Bennington, and a new exit ramp from northbound I-270 to eastbound and westbound Page Avenue. Ongoing through fall 2011.
• Route 40/61 at the Missouri River, bridge rehabilitation of the westbound Daniel Boone Bridge. Expect nighttime lane closures and three weekend closures of westbound Route 40. Completed in early winter 2011. This project is complete.
• Route 100 from Ballas Road to Mason Road, resurfacing. Expect nighttime lane closures. Completed summer 2011.
• Route 109, slide repair south of Westridge Oaks. Route 109 was closed for an emergency repair on March 8, 2011.  The repairs were complete and the roadway reopened on March 29.
• Route 141 from St. Lukes to Olive Boulevard, move Route 141 east of current alignment, construct new interchanges at Ladue Road and Olive Boulevard. Olive Boulevard will move onto a temporary bypass east of Wood Chase Plaza. Expect lane restrictions on Olive Boulevard, Route 141 and Ladue Road. March 2010 to summer 2012.
• Route 340, resurfacing between Woodcrest Executive and Rue de la Banc. This work will require nighttime lane closures.  Completed summer 2011.
• Ballas Road, resurfacing between Manchester and Conway. This work will begin in late summer and will require nighttime lane closures.

For more information, contact:

• SouthWest County Area Engineer Kristy Yates : 1-888-ASK-MODOT (275-6636)

Updated March 11, 2011