(a) In this chapter, "competitive bidding" is a procurement method by which a governmental entity contracts with a contractor for the construction, alteration, rehabilitation, or repair of a facility by awarding the contract to the lowest responsible bidder.
(b) Except as otherwise provided by this chapter or other law, a governmental entity may contract for the construction, alteration, rehabilitation, or repair of a facility only after the entity advertises for bids for the contract in a manner prescribed by law, receives competitive bids, and awards the contract to the lowest responsible bidder.