TO: Board of Supervisors
FROM: Steven Lederer, Director of Public Works
REPORT BY: James Reese, Associate Engineer
SUBJECT: Project creation and budget amendment for the "Upper Partrick Road Rehabilitation Project" PW 24-37
RECOMMENDATION
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Approve and authorize creation of Capital Improvement Project 25015 for the "Upper Partrick Road Rehabilitation Project" PW 24-37; and approve a Budget Amendment in the amount of $1,000,000 for design and construction. (Fiscal Impact: $1,000,000 Expense; Capital Improvement Projects Fund (CIP); Not Budgeted; Discretionary)
[4/5 vote required]
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BACKGROUND
This project is to repair Partrick Road from address 1766 up the road for approximately 0.9 miles west to where the road narrows to a single lane. This part of Partrick Road is severely deteriorated with several slow-moving slides, deep cracks, and severely distressed pavement. The goal of this project is to improve the drivability and create a smoother ride as well as to improve long-term stability. This project will construct limited stitch pile retaining walls at the locations where the road has shown the most movement and a slide would cause the most damage and disruption. Pavement areas showing the most severe distress will be milled and filled with new asphalt, and the entire roadway will be covered with a pavement seal.
The road was selected based on its existing Pavement Condition Index (PCI), which is an overall measure of the condition of the road surface developed by the United Sates Army Corps of Engineers and later standardized by American Society for Testing and Materials (ASTM). The PCI shows a numerical index ranging from 0 to 100, with 100 being a best roadway condition that is anticipated to support 20 years of use. PCI for this segment of roadway is 29.
The requested funding for this roadway projects is for design and construction. Construction is planned for spring and summer of 2025. The Director of Public Works recommends approval to create ...
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