Whenever three or more houses are constructed contiguous to one another, the person building said houses shall be required to provide off-site drainage for such surface water as may develop at the rear of said building sites.
(A) This drainage system shall consist of open joint tile of such size and placed at such depth in a gravel bed as shall be determined and approved by the city engineer according to the grade, type of soil and other pertinent features of the particular land involved.
(B) The said tile shall be continuous to a connection with an established combined sewer or stormwater drain, or to an established drain under the jurisdiction of the Drain Commissioner of Wayne County.
(Ord. 141, sec. 2)