No unauthorized person shall uncover, make any connections with or opening into, use, alter or disturb any public sewer or appurtenance thereof without first obtaining a written permit from the County.
A. 
There shall be three classes of sewer permits:
(1) 
For residential use.
(2) 
For commercial use.
(3) 
For service to establishments producing industrial wastes.
B. 
In either case, the owner or his agent shall make application on a special form furnished by the County. The permit application shall be supplemented by any plans, specifications or other information considered pertinent in the judgment of the County.
All costs and expenses incident to the installation and connection of the building sewer shall be borne by the owner. The owner shall indemnify the County from any loss or damage that may directly or indirectly be occasioned by the installation of the building sewer.
Each mobile home and/or trailer unit used for residential or commercial purposes, having domestic water and/or sanitary facilities therein, shall be considered a separate and independent building drain and building sewer.
Old building sewers may be used in connection with new buildings only when they are found, on examination and test by the County, to meet all requirements of this Part 2.
A. 
The size, slope, alignment, materials of construction of a building sewer and the methods to be used in excavating, placing of the pipe, jointing, testing and backfilling the trench shall all conform to the requirements of the building and plumbing codes or other applicable rules and regulations of the County.
B. 
In the absence of code provisions or in amplification thereof, the materials and procedures set forth in appropriate specifications of the American Society for Testing Materials and Water Environment Federation Manual of Practice No. 9 shall apply.
Whenever possible, the building sewer shall be brought to the building at an elevation below the basement floor. In all buildings in which any building drain is too low to permit gravity flow to the public sewer, sanitary sewage carried by such building drain shall be lifted by an approved means and discharged to the building sewer.
No person shall make connection of roof downspouts, exterior foundation drains, areaway drains or other sources of surface runoff or groundwater to a building sewer or building drain which in turn is connected directly or indirectly to a public sanitary sewer.
The connection of the building sewer into the public sewer shall conform to the requirements of the building and plumbing codes or other applicable rules and regulations of the County. All connections of building sewers into the public sewer shall be performed by persons authorized by the County. The prescribed procedures and materials must be approved by the County before installation.
The applicant for the building sewer permit shall notify the County when the building sewer is ready for inspection and connection to the public sewer. The connection shall be made under the supervision of the County or its representatives.
All excavations for building sewer installation shall be adequately guarded with barricades and lights so as to protect the public from hazard. Streets, sidewalks, parkways and other public property disturbed in the course of the work shall be restored in a manner satisfactory to the County.