AN ORDINANCE AMENDING ORDINANCE NO. 3747-93, ENTITLED: “AN ORDINANCE IMPOSING FEES AND CHARGES FOR LABORATORY TESTING CONSTRUCTION WORKS AND MATERIALS UPON CONTRACTORS OF THE CITY AND /OR NATIONAL PROJECTS UNDER THE SUPERVISION OF THE CITY ENGINEERING AND PUBLIC WORKS AND OF PRIVATE CONSTRUCTION SUBJECT FOR INSPECTION AS PROVIDED UNDER PD 1096, OTHERWISE KNOWN AS THE NATIONAL BUILDING CODE OF THE PHILIPPINES, SO AS TO INCREASE THE RATE OF FEES AND CHARGES IMPOSED THEREIN FOR CERTAIN TYPE OF TESTS, AND FOR OTHER PURPOSES