Broken Arrow City Council
Meeting of: 12-20-2016
To: Mayor and City Council Members
From: Development Services Department
Title:
title
Approval of and authorization to execute a Channel and Regional Detention Facility agreement between Immanuel Evangelical Lutheran Church, Inc. and the City of Broken Arrow, located approximately quarter mile south of Kenosha and east side of Aspen Avenue, Broken Arrow, Tulsa County, State of Oklahoma
End
Background: Immanuel Evangelical Church (IEL) approached the City in 2015 regarding drainage erosion along a branch of upper Haikey Creek. The Creek has washed away a large area adjacent to the west abutment and scoured away the embankment on both sides of the channel east of Aspen that is undermining sewer service line, the Church drive and dental parking lot. Most of the material that has eroded has deposited in the regional pond to the east of Aspen on the Church property. The detention pond is a flow-by type facility that drains back to the Creek before flowing south into Country Aire Subdivision.
The Creek drains most of the Kenosha and Aspen Intersection and surrounding areas. The Creek daylights along and parallel to Aspen in front of the Church before entering a large double box skewed culvert. The culvert directs the drainage due west along the Church property line with the Aspen Business Park before turning south toward Country Aire subdivision. When the Creek turns south, there is a regional flow-by detention facility.
When the area developed and the detention pond was constructed in the late 1990s to early 2000s, an overland drainage easement was prepared for the detention pond but never executed.
In working with the Church and their Consultant, City staff agreed to participate in a channel and detention pond improvement project, along with a new overland drainage easement covering the regional detention pond. The easement documents are included as a separate submittal under the Consent agenda...
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