Section 20475 Of Article 28. Separation Of Grade Districts From California Public Contract Code >> Division 2. >> Part 3. >> Chapter 1. >> Article 28.

. The commission may do any or all maintenance or repair work upon the project, either with or without contract, and with or without advertising for bids for contracts, unless the cost of the work exceeds one thousand dollars ($1,000), in which event it shall be done only under contract after advertising for bids in the same manner and for the same length of time as provided for advertising for bids and letting contracts for construction work.