St. Louis Region Construction by Major Route

St. Louis Region Construction by Major Route

Roadwork on this page is broken down by major interstate or state route. For other construction work, please check the appropriate county construction page.

Franklin County | Jefferson County | St. Charles County | St. Louis City  | St. Louis County

 

	I-44 Resurfacing Project (Franklin) I-44 at Winsel Creek (Franklin) I-44 and Lewis Road (St. Louis County) I-44 at Shrewsbury - Future (St. Louis County) I-44 repaving from Interstate 270 to Interstate 55 (St. Louis County to St. Louis City)
	I-55 - Route M to Route Z (Jefferson) I-55 improvement, Lindbergh to S. Broadway I-55 at River Des Peres - Future (St. Louis County)
	I-64 upgrade (St. Charles County) I-64 rebuild (NOW OPEN) I-64 Kingshighway to Jefferson (Completed) Daniel Boone Bridge study (Future)
	I-70 improvements in St. Charles County I-70 Outer Road - Memorial Drive (St. Louis City) Mississippi River Bridge Project
	I-270 and Dorsett Road I-270 and Page Ave (Route 364)
	Route 21 - Route B to DeSoto (Future - Jefferson) Route 21 Improvement Project (St. Louis County)
	Route 30 Improvement Project (St. Louis County)
	Route 100 Widening Project (Franklin)
	Route 141 relocation (Ladue to Olive)
	Route 364 Phase II Route 364 Phase III I-270 and Page (Route 364)