(LAPEER) -- Construction will start on Monday, September 9 at 8 a.m. along M-24 and the Rail Crossing. Motorists can expect delays and are urged to seek an alternate route. The project is expected to wrap up around September 20. A posted detour on M-24 for southbound traffic will be M-24 to Genesee Street then to Saginaw Street and McCormick Street and back out to M-24. Northbound traffic will be directed in the reverse route.