(a) The person responsible for a school facility shall perform the pressure test to determine whether the natural gas piping downstream of the school facility's meter holds at least normal operating pressure over a specified period determined by the railroad commission.
(b) During the pressure test, each system supply inlet and outlet in the school facility must be closed.
(c) At the request of a person responsible for a school facility, the railroad commission shall assist the person in developing a procedure for conducting the test.