(1) The road authority and railroad must agree to the installation of the improved crossing surface.
(2) Construction and cost sharing responsibilities will be allocated as follows:
(a) MDT, using road authority funds, shall pay for the improved crossing surface material;
(b) the railroad, at its expense, will prepare the track roadbed, drainage, and install the crossing surface material;
(c) the roadway through the crossing will be closed to traffic during the installation;
(d) the road authority will install and maintain detours and traffic control;
(e) if a detour requires major construction, the detour construction and necessary traffic control can be charged against the project.