Before opening the bids for doing any work provided for in this article, the board may appoint such inspectors as it considers necessary and fix their compensation, or may proceed as provided in either section 1075 or section 1191. Such compensation shall be paid out of the funds of the division. Such inspectors shall:
(a)
Inspect from time to time the work being done under the contract.
(b)
File with the board at least once a month reports on the manner in which the contractor is performing the work, setting forth in detail any objections they or any of them have to the manner in which the work is being done, with recommendations as to changes desirable and provided for in the plans and specifications.
(c)
State in each report the amount of unsatisfactory work done during the period for which the report is made, and estimate the value thereof.