(a) Jurisdiction. The commission shall consider evidence concerning jurisdiction.(b) Individual cases and order of presentation. Unless otherwise directed by the commission, the hearing will proceed as follows:(1) the contestant and all other parties may make opening statements;(2) the project manager or project engineer will orient the commission and the parties to the claim involved in the contest;(3) the contestant will present evidence in support of the contest;(4) evidence may be presented by the executive director;(5) any other party may present evidence relevant to the particular contestant's case.(c) Legal argument. Oral arguments may be permitted by the commission upon request, but the commission will prescribe reasonable limits.