Section R. 247.285 - Traffic control devicesRule 85.
(1) Traffic control devices installed in conjunction with the closure or partial closure and the detour route shall conform to the provisions of the current department manual of uniform traffic control devices.(2) Required traffic control devices may be furnished and installed either by the local governing body or by the department. Costs arising from the installation, maintenance, and removal of such devices shall be borne by the permittee.(3) The local governing body shall provide necessary police supervision, establish and post necessary detour signs, and assume liability for damage claims which may arise as a result of the closure or partial closure.(4) The closure or partial closure shall not be for the purpose of allowing private commercial activities, such as advertising or sale of goods, wares, or produce.Mich. Admin. Code R. 247.285