Section 28-6748 - Work contractsA. The county highway commission shall supervise and direct the work for which the bonds are issued under this article.B. As soon as the proceeds of the bond sale are deposited in the treasury, the county highway commission shall:1. Prepare plans, specifications and profiles for the work.2. Advertise for bids for the work or any part of the work by publishing a notice calling for bids on the work.C. A contract for doing any part of the work shall be let after advertisement to the lowest and best responsible bidder who will give any bond required by title 34, chapter 2, article 2, except that the county highway commission may: 1. Contract for any part of the work that does not cost more than one thousand dollars without calling for bids.2. Reject any and all bids received and readvertise.