Section 2
SEC. 2. The Officer in Charge of Port Works shall have charge of all surveys and investigations of navigable rivers, harbors, and other navigable waters in the Philippine Islands, except such as are by law assigned to the Bureau of Coast and Geodetic Survey, and the time and .services, of the various employees now employed in the Office of the Improvement of the Port of Manila are hereby made available for the general purposes of the Office of Port Works as provided herein.