KRS 97.690: Work to go to lowest and best bidder -- Work may be done by commission.

All work to be done or supplies or materials to be purchased involving an expenditure of

five hundred dollars ($500) or more shall be awarded by contract to the lowest and best

bidder, but the commission may reject any bid. The commission may do any part o f the

work, under such conditions as it prescribes, by day labor or other noncontract method,

whenever, in its judgment, this is the best method to pursue. This section does not limit

the power of the commission in the employment of architects, employees, clerks or

agents.