Mich. Comp. Laws § 221.20d

Sec. 20d. On the date of the hearing the court shall determine the sufficiency of the petition required by section 20a and set a date certain for trial as to the question of whether the road has become a public highway in fact or if persons do not appear to contest the action, may, upon hearing of such proofs as the court deems necessary, enter its order determining the road to be a public highway and determining the length and boundaries thereof.