All work shall be subject to inspection, and notice shall be given to the plumbing inspector by the contractor doing said work, or having the same done, as soon as said work is ready for inspection. Notice shall be given to inspect both rough and finished work, and the contractor shall secure a final certificate from the plumbing inspector and deliver the same to the owner or agent. All work must be left uncovered and convenient for examination until inspected and approved by said plumbing inspector. Such inspection shall be made within twenty four (24) hours of such notification being received at the office of the plumbing inspector, and such tests used as said inspector shall determine necessary. (Ord. 19, 9-14-1934; amd. NRS 444.350)