(A) All sewer lines shall be located in trenches of sufficient depth to be free of breakage from traffic or other movements and shall be separated from the water supply system at a safe distance. Sewer shall be at a grade which will ensure a velocity of two feet per second when flowing full. All sewer lines shall be constructed of materials approved by the health authority, shall be adequately vented, and shall have watertight joints.
(B) If facilities for individual sewer connections are provided, the following requirements shall apply.
(1) The sewer riser pipe shall have at least a four-inch diameter, shall be trapped below the ground surface, and shall be so located on the trailer space that the sewer connection to the mobile home drain outlet will approximate a vertical position.
(2) The sewer connection shall have a nominal inside diameter of at least three inches, and the slope of any portion thereof shall be at least one-fourth inch per foot. The sewer connection shall consist of one pipe only without any branch fittings. All joints shall be watertight.
(3) All materials used for sewer connections shall be corrosive resistant, non-absorbent, and durable. The inner surface shall be smooth.
(4) Provision shall be made for plugging the sewer riser pipe when a mobile home does not occupy the space. Surface drainage shall be diverted away from the riser.
(5) All septic tanks now in use or hereafter to be constructed shall comply with the following requirements and specifications: single-family units a tank of 500 gallon capacity shall be required, and a single-family unit shall be taken and deemed to include a home, habitation, or other place used by person or persons not exceeding five in number. The subsurface disposal field shall contain a minimum seepage area of at least 250 square feet.
(Prior Code, § 510.100) (Ord. 192, passed 12-15-1977)