To: Board of County Commissioners
Through: Shannon Carter, Director, Open Spaces
Prepared By:
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Michele Frishman, Grants and Acquisitions Manager, Open Spaces
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presenter
Presenter: Josh Phillips, High Line Canal Conservancy
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Subject:
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3:00 PM *Funding for High Line Canal Tree Risk Assessment
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Purpose and Request:
recommended action
Representatives from the High Line Canal Conservancy will present a joint project funding proposal to perform a new tree risk assessment along the entire length of the High Line Canal. Staff and the Open Space and Trails Advisory Board (OSTAB) support the proposed project and recommend that the Board of County Commissioners (BOCC) approve up to $70,000 in Open Space Acquisition and Trail Development funding.
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Background and Discussion: In 2016, Denver Water and the jurisdictions along the High Line Canal completed a canal-wide tree inventory, which resulted in more than $1 million in efforts to prune and remove trees that posed a risk to trail users. Since then, the canal's mature trees continue to decline, and the High Line Canal Collaborative has determined that another tree risk assessment is needed. The Conservancy's contractor will evaluate 9,291 trees along the canal corridor using the Colorado Tree Coalition tree risk assessment protocols, resulting in detailed data about potential risks.
The work is estimated at $161,000, and each of the other jurisdictions along the canal is expected to contribute $9,000 toward the project. The Conservancy is requesting up to $70,000 in matching funds from the County.
The High Line Canal is an important and popular recreational amenity in the metropolitan area, spanning 71 miles across 11 jurisdictions. The County has contributed to improvements along the canal for many years.
Based on current conditions, staff agrees that a new tree risk assessment is needed to ensure the safety of trail users and maintenance staff working along the can...
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