Section 560.184 - State highways; dedication; other highways and streets(1) The department of state highways may require, where a plat abuts a state trunk line highway, if the existing right of way was not previously dedicated to public use or acquired in fee simple, that there be included within the plat boundary and description the area within the existing right of way and that such area be dedicated to public use if it is the proprietor's land. The department of state highways may also require the following as a condition of approval for highways and streets shown on the final plat:(a) Conformance in width and location to the plan on file at its main and district offices for state trunk line highways.(b) Adequate provision for traffic safety in laying out roads, streets and alleys which enter state trunk line highways, as provided in the department's then currently published standards and specifications.(c) That those portions of connecting streets and roads within state trunk line highway right of way be graded and surfaced in accordance with the department's then currently published standards and specifications.(d) Completion of all required improvements, or a deposit by the proprietor with the department in the form of cash, a certified check or irrevocable bank letter of credit, whichever the proprietor selects, or a surety bond acceptable to the department, in an amount sufficient to insure completion of all required improvements within the time specified.(2) Following approval of the final plat, the department may require a deposit to be made in the same manner as provided in subdivision (d) of subsection (1), to insure performance of any of the obligations of the proprietor to make required improvements. If a cash deposit is required, the department shall rebate to the proprietor, as the work progresses, an amount of cash equal to the ratio of the work completed to the entire project.1967, Act 288, Eff. 1/1/1968 .