AGENDA DATE: 1/18/2023
TITLE:
Title
Drainage Infrastructure Management Program
BODY
SUBJECT/PROPOSAL/REQUEST: Update the Board on the development of a program to repair, improve, and maintain certain community drainage infrastructure
ITEM TYPE: Regular Information Item
STAFF CONTACT(S): Richardson, Walker, Rosenberg, Herrick, Stewart, Harper
PRESENTER (S): Greg Harper
LEGAL REVIEW: Yes
REVIEWED BY: Jeffrey B. Richardson
BACKGROUND: Drainage in Albemarle County is provided by an interconnected network of inlets, pipes, manholes, culverts, and channels that convey stormwater runoff. There is no single operator of this system, as it lies on over a thousand private commercial and residential properties, in addition to crossing VDOT rights-of-way at hundreds of locations. For many years, the Board has expressed interest in the development and implementation of a program to maintain a greater extent of community drainage infrastructure, including making this a goal in the Fiscal Year 2017 - 2019 Strategic Plan.
As summarized in Attachment A, over several years, staff has conducted field work, used contractors, and engaged in program design and analysis to assess the extent and condition of this infrastructure and to develop program cost projections, with a focus on the Development Areas. The process of mapping existing drainage infrastructure is now substantially complete. Video assessments have been conducted for approximately 60,000 linear feet of pipes and culverts (about seven percent of what is currently mapped), likely repair approaches and cost estimates for found issues have been identified, and a prioritization system for repairs has been developed. In addition, staff has completed field assessments of approximately 12 miles of channels and streams. Staff also maintains records - beginning in 2005 - of drainage issues raised by community members and of staff's responses.
The Board received several updates on this subject as part of dis...
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