Section 3
SEC. 3. All water mains and pipes situated within the strong material zone of barrios Balibago, Santol and Malabanias jn the Municipality of Angeles, and Barrio Dau in the Municipality of Mabalacat, both in the Province of Pampanga as now or hereafter established by law, shall be placed at least forty-five centimeters below the surface the ground as far as the upper part of such mains or pipes is concerned. The water mains or pipes between the reservoir and the source of supply and said limits of the strong-material zone of the said barrios may be put above the ground on the grantee's right of way except where they cross a street or public place, in which case they shall be placed below the ground at the depth above-mentioned. The construction and laying of the mains and pipes shall be done in a workmanlike manner, in accordance with a plan previously approved by the Public Service Commission, and whenever it shall be necessary to change the level in any part thereof in order to avoid interference with any public sewer or drain constructed or to be constructed, the grantee herein shall forthwith change such portion of said mains and pipes as the Public Service Commission may lived in writing. Said grantee shall supply water to any applicant for the same, within fifteen days after the date his application, in the order of the date of his application up to the limit of the capacity of the system of said grantee, to be determined by the Public Service Commission on the application of said grantee, and should the demand for water at any time increase beyond the capacity of the system of said grantee to supply the same, the capacity of said system shall be increased by said grantee to meet such demand, in accordance with the decision of the Public Service Commission: Provided, That the distribution system of the water pipes shall be installed, laid, maintained, operated only on such streets and public places of the above mentioned barrios as the Public Service Commission may designate: And provided, further, That the grantee in furnishing water to applicants therefore, as stated, shall make all connections with their mains and shall be entitled to demand a fair charge therefor as the Public Service Commission may by order provide.