Contracts for the construction of transit works or transit facilities in excess of ten thousand dollars ($10,000) shall be awarded to the lowest responsible bidder after competitive bidding, except in emergency declared by the vote of seven members of the board. In the case of an emergency, if notice for bids to let contracts will not be given, the board shall comply with Chapter 2.5 (commencing with Section 22050).
Ca. Pub. Cont. Code § 20331