Starting September 24 Dean Street bridge just outside of Centreville will be closed for approximately 2 weeks for repairs.  Constantine Street (local portion only from Mintdale .4 miles south to Dickinson) will be closed for approximately 1 – 2 weeks starting August 27 for reconstruction.   Chip seal season has ended in the county.  We are very pleased to say this was our biggest year ever of covering 208.9 miles using 685,000 gallons of BM90 emulsion and 23,000 T of stone in 20 days.  Roadside mowing by our outside contractors will begin for second round starting August 20 in the northern townships of the county.  Our local mowing crews will continue to mow the rest of the county.  Please keep a safe distance from mowers in case of flying debris.  

About St. Joseph County Road Commission, Centreville, Michigan

St. Joseph County has approximately 521 square miles with a population of 62,000 people. Within St. Joseph County public road system there are 828 miles of paved roads and 195 miles that are graveled. The St. Joseph County Road Commission has the responsibility for the construction and maintenance of all 1023 miles of these public roads and the 97 bridges located within the road system. The county is approximately 24 miles wide by 22 miles deep with the headqarters situated in the middle of the county in Centreville.  At the direction of the townships, the Road Commission also constructs and improves county local roads.

Major trunk lines, maintained by MDOT, include: US-12, M-60, M-66, M-86, M-103, M-216 and US-131.

The work of the St. Joseph County Road Commission includes not only snow removal and road repair, but also the upgrading and building of new and existing roads to current standards.

History Still Stands In Rural America

2017 – 2018 Holiday Schedule:

New Years Day, Presidents Day, Thursday before Good Friday, Good Friday, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, Friday after Thanksgiving Day, Christmas Eve Day, and Christmas Day.

If a holiday falls on Sunday then Monday shall be considered the Holiday and if the holiday falls on Saturday then Friday shall be considered the Holiday. In the case of Christmas Eve Day, the holiday shall be designated to be the preceding workday before the Christmas Day Holiday.


Chip Seal / Dust Control

Chip Seal schedule of roads can be found click here.  Please note that the schedule is subject to change depending on the weather.  We will try and keep as updated as possible.

Dust Control roads can be found here.

Thanks for your patience during this season.

Construction Notices


Road Construction / Closures (Please keep in mind all are weather determined)

Chip seal season will be starting in early June this year.  A list of the roads undergoing this procedure will be posted as we get closer to the actual dates as this is all weather determined.

South River Road will be totally closed starting May 18 for approximately one month for tube replacement.  Detour is M-86.

Fawn River Road will be paved from railroad tracks to Big Hill Road.  Flaggers will be controlling traffic.

Kalamazoo County is planning on closing 42nd Street (Fulton Road) late May with anticipated open at the end of August.  Detour will come down Summit and over on Michigan.

Grand Elk RR will be totally closing Heimbach at US-131 from 5/29/18 to approximately 6/2/18.  Detour is Moorepark and Buckhorn.

Nottawa Road between Michigan Avenue and the county line will be totally closed the week of June 4.


MDOT will be repairing two M-66 bridges in St. Joseph County.  M-66 over the St. Joseph River in Mendon (just south of M-60) from May 21 thorough October 26, and M-66 over teh Prairie River near Nottawa (south of Findley Road) from July 5 through August 30.  Flaggers will be in place in both directions.  For a map and project details, visit Mi Drive


Weather Advisory