§ 52.09  BUILDING SEWERS AND CONNECTIONS.
   (A)   Permit required, bond, liability, insurance.
      (1)   Only a plumber or contractor authorized by the city shall uncover, make any connections with or openings into, use, alter or disturb any portion of the system or appurtenances thereof; and shall first obtain a permit from the city.
      (2)   Before the city issues such a permit, the plumber or contractor, as the case may be, shall deposit with the city a bond with corporate surety in the sum of $1,000, conditioned that he or she will faithfully perform all work with due care and skill, and in accordance with the laws, rules and regulations established under the authority of the city pertaining to sewers and plumbing.
      (3)   The bond shall state that the plumber or contractor, as the case may be, will indemnify and save harmless the city and the customer against all damages, costs, expenses, outlays and claims of every nature and kind arising out of mistake or negligence on his or her part in connection with plumbing, service laterals or excavating for plumbing or sewer connection as prescribed in this chapter. The bond must remain in force and must be executed for a period of one year, except that, upon the expiration, it shall remain in force as to all penalties, claims and demands that may have accrued thereunder prior to the expiration.
      (4)   The permit shall also require proof of public liability insurance for the protection of the city, the customer and all persons, to indemnity them for all damages caused by accidents attributable to the work, with limits of $100,000 for one person, $300,000 for bodily injuries per accident and $50,000 for property damages.
   (B)   New buildings permits; plans or specifications; connection charge. All new buildings or buildings requiring new building sewers must obtain a permit for construction from the city and the state. The customer or his or her agent shall make application for the permit on a special form furnished by the city. In addition to compliance with the terms of division (A) above, the permit application shall be supplemented by any plans, specifications or other information considered pertinent in the judgement of the city. The applicable connection charge, as established by the city, shall be paid to the city at the time the application is filed.
   (C)   Cost, expenses and liability. All cost and expenses incidental to the installation and connection of the building sewer shall be borne by the customer. The customer or the person installing the building sewer for the customer shall indemnify the city from any loss or damage that may directly or indirectly be caused by the installation of the building sewer.
   (D)   Separate sewer for every building exception. A separate and independent building sewer shall be provided for every building, except where one building stands at the rear of another on an interior lot and no private sewer is available or can be constructed to the rear building through an adjoining alley, court, yard or driveway, the building sewer from the front building may be extended to the rear building and the whole considered as one building sewer. Other exceptions will be allowed only by special permission granted by the city. Plumbing fixtures installed in accessory buildings and drains carrying sewage shall be connected to the sanitary sewer.
   (E)   Old building sewers. Old building sewers or portions thereof may be used in connection with new buildings only when they are found, on examination and testing by the city to meet all requirements of this chapter.
   (F)   Pipe construction. The building sewer shall be constructed of either of the following types of pipe meeting the current ASTM specifications.
      (1)   Plastic (ABS) ASTM D 1527 SDR 35;
      (2)   Plastic (PVS) ASTM D 1785 SDR 35;
      (3)   Vitrified Clay (VC) ASTM C-700 Extra Strength;
      (4)   Asbests-Cement (AC) ASTM C-428 Cl-2400;
      (5)   Cast Iron Extra Heavy ASTM A-74; and
      (6)   Non-reinforced Concrete ASTM C-14 Extra Strength.
   (G)   Size and slope. The size and slope of the building sewer shall be approved by the city, but in no event shall the diameter be less than four inches. The minimum grade shall be as follows:
 
6-inch pipe 1/8" per foot or 1"
Per 8 foot
4-inch pipe 1/4" per foot or 2"
Per 8 foot
 
   (H)   Elevation; depth; excavations; backfill.
      (1)   Whenever possible the building sewer shall be brought to the building at an elevation below the basement floor. No building sewer shall be laid parallel to, or within three feet of, any bearing wall which might thereby by weakened.
      (2)   The depth shall be sufficient to afford protection from frost. All excavations required for the installation of a building sewer shall be open trench work unless otherwise approved by the Inspector.
      (3)   Pipe laying and backfill shall be performed in accordance with current ASTM specifications, except that no backfill shall be placed until the work has been inspected by the Inspector or his or her representative.
   (I)   Lifting sewage by artificial means. In all buildings in which any building drain is too low to permit gravity flow to the sanitary sewer, sewage carried by the drains shall be lifted by artificial means and discharges to the building sewer.
   (J)   Connection into public sewer. The connection of the building sewer into the sanitary sewer shall be made at the wye branch designated for the property if the branch is available at a suitable location. Any connection not made at the designated wye branch in the sanitary sewer main shall be made only as directed by the city.
   (K)   Inspection and connection. The applicant for the building sewer shall notify the city when the building sewer is ready for inspection and connection to the sanitary sewer. The connection shall be made under the supervision of the Inspector or his or her representative.
   (L)   Excavation; conditions of work. 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 city at the expense of the customer.
   (M)   Capacity. No connection shall be allowed unless there is hydraulic and treatment capacity available in the POTW as determined by the city.
(Ord. 162, passed 8-12-2002)