PRIVATE SEWER INFRASTRUCTURE. The sewer pipe that is constructed on private property between the Lateral and the Building Sewer owned and maintained by the Unit Owner's Association to serve some or all units within a Condominium or Planned Community.
Sanitary: Private sewer infrastructure that conveys sewage only.
Storm: Private sewer infrastructure that conveys storm water or other drainage, but not sewage.
P-1115.3 Slope of Private Storm Sewer Infrastructure. Private Storm Sewer Infrastructure shall be installed in uniform alignment at uniform slopes. The slope of Private Storm Sewer Infrastructure shall be in accordance with Section 704 of this code. 414
P-1115.6 Access for repairs. Separation of Private Water, Sanitary Sewer, and Storm Sewer Infrastructure placed in the same alignment and at a depth not exceeding 5-feet shall comply with Section 603.2 of this code. Infrastructure placed at depths greater than 5-feet shall be horizontally separated at a distance that allows for the approved sheeting and shoring and not less than 2-feet.
P-1115.7 Protection of structures. Private Storm Sewer Infrastructure installed parallel to footings and walls shall not extend into the bearing plane of a footing or wall in accordance with Section 307.5 of this code. Private storm sewer infrastructure shall not be installed within 5 feet (1,524 mm) of any adjoining property line. Private storm sewer infrastructure Pipe shall not be installed within 3 feet (914 mm) of any parallel building foundation. 415
P-1115.8 Cleanouts required. Cleanouts shall be provided for Private Storm Sewer Infrastructure in accordance with the provisions of this code for storm drainage pipe in Section 708.1. Where the public sewer is combined, all building sewers connected to Private Storm Sewer Infrastructure shall be fitted with an approved Building Trap and Fresh Air Inlet. The sewer will not require a trap and Fresh Air Inlet at the connection to the lateral but will require a manhole or cleanout at the property line before entering the public right-of-way.
P-1115.9 Manholes. Manholes will be required for Private Storm Sewer Infrastructure 8-inches in diameter and greater at changes in direction, grade, and size. All manholes shall have inverts built with channels extending up to the pipe crown to ensure uniform flow in accordance with Section 708.1 of this code.
P-1115.10 Storm Backflow. Backwater valves shall be installed in accordance with Section 1101.9 of this code. For building sub-drains that service fixtures below the fresh air inlet termination that discharges into the building gravity drainage system by automatic pumping equipment, the required check valve installed with the pump shall provide sufficient means of protection against backflow. 416
P-1115.11 Easement required. Private Storm Sewer shall require an easement with a minimum width of 12' and must provide adequate space to replace/repair the private services. Minimum vertical drive height clearance of 13'-6" or 2x pipe depth to pipe bottom, whichever is greater, shall be provided.
417
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Notes
| 414 | Amended,
Bill No. 230653 (approved December 20, 2023), effective April 1, 2024. |
| 415 | Amended,
Bill No. 230653 (approved December 20, 2023), effective April 1, 2024. |
| 416 | Amended,
Bill No. 230653 (approved December 20, 2023), effective April 1, 2024. |
| 417 |