Broken Arrow City Council
Meeting of: 04-17-2018
To: Mayor and City Council Members
From: Development Services Department
Title:
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Presentation and update related to the Land Subdivision Code, Article VI, Miscellaneous Requirements, Policies and Approvals, Section 6.2 Miscellaneous Requirements; more particular sanitary sewer backwater device (backflow preventer) for buildings in Broken Arrow
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Background:
Council reviewed Ordinance 3523 at the April 3, 2018 Council meeting. The portion of the ordinance pertaining to Section 6.2 involving sanitary sewer backflow prevention for residential and commercial lots stated:
"The modification to Section 6.2, miscellaneous requirements, adds an additional requirement for finished floor elevations. This item states that finished floor elevations shall be placed on the face of the plat. If the lots are connected to a sanitary sewer system, then a backflow prevention table is required on the face of the plat."
Council asked if the ordinance required all lots to have backflow preventers on the sanitary sewer service lines. Staff stated that they believed City ordinance only required a backflow preventer on lots with a finish floor less than the one foot of the upstream manhole rim of the sanitary sewer. Council thought the ordinance had changed recently requiring all lots to have these devices. Staff indicated that they would research City ordinance and report back for clarification.
From Council's direction, we found that in 1977 the City Council passed an ordinance creating Section 24-303 requiring, "In all instances in which the lowest floor of a building which is served by a sanitary sewer is less than one foot in elevation above the upstream manhole rim of the same sanitary sewer, the owner of the building shall install a backwater device near the building, in a meter can, or in any other enclosure approved by the city, with all working parts readily accessible for service and repairs. Installation of t...
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