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(1) Sump pump systems required. Sump pump systems shall be installed in new residential buildings.
(2) Storm water discharges prohibited. It shall be unlawful for any owner, occupant or user of any premises to direct into or allow any storm water, surface water, ground water, well water or water from industrial or commercial air conditioning systems to drain into the sanitary sewer system of the city. No rain spout or other form of surface drainage and no foundation drainage or sum pump shall be connected or discharged into any sanitary sewer.
(3) Draintile system. A draintile, sump basket, pump, electrical receptacle and rigid pipe connection to the outside shall be required for any new residential buildings constructed within the city. The building official may determine the need for such installation when slab on grade construction occurs. The system shall be installed as follows:
(a) The building shall have a draintle placed around the inside perimeter of the foundation connected to a sump pit. The sump pit shall be located at least ten feet away from any inside floor drain.
(b) A discharge pipe shall be installed to the outside wall of the building with rigid pipe (plastic, copper, galvanized or black pipe) three-fourths-inch inside diameter minimum with a union or other approved coupling for easy disconnection for repair or replacement. The discharge pipe shall have a hose bib or three-fourths-inch hose connector at the outside of the house wall.
(c) The electrical receptacle shall be located no greater than five feet from the sump basket.
(d) When the construction consists of hollow masonry units, weep hoses shall be inserted into every core of each block of the 1st course and placed into the gravel filled trench in such manner to protect the hoses from blockage when the concrete floor is poured.
The provisions of this section are not intended to prevent the use of any material or method of construction not specifically prescribed by this section, provided any alternate has been approved and its use authorized by the building official. The building official may approve any such alternate, provided that the proposed design is satisfactory and complies with the provisions of this section and that the material, method or work offered is, for the purpose intended, at least the equivalent of that prescribed in this section. The building official shall require that sufficient evidence or proof be submitted to substantiate any claims that may be made regarding its use. The details of any action granting approval of an alternate shall be recorded and entered in the files of the department of the building official.
(4) Existing house installations. When a draintile system is to be installed in an existing structure that had no system of surface water drainage when first constructed, the system shall be installed the same as for new construction.