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HomeMy WebLinkAbout20210216 Prior Lake Pavement Management Final (Feb 2021)Prior Lake Pavement Management Program Update February 16, 2021 1 1 What is a Pavement Management Program? 2 2 2021 OCI Maps 3 3 4 4 5 5 6 6 Current Pavement Conditions 7 7 Current OCI 8 8 Current Weighted Average OCI 9 9 Overall Condition Index (OCI) Determination 10 10 Overall Condition Index (OCI) 11 11 Examples of Pavement Conditions 12 12 Northwood Road Current OCI – 27.53 13 13 Duluth Avenue Current OCI – 28.8 14 14 Dunkirk Ave (Intersection at Pershing St) Current OCI – 35.11 15 15 Wilds Drive Current OCI – 50.65 16 16 Willow Lane Current OCI – 78.9 17 17 Typical Asphalt Deterioration Curve 18 18 19 19 20 20 Maintenance Protocol 21 21 Current Maintenance Protocol 22 22 Unit Pricing 23 Annual inflation rate = 3% 23 24 Texas Underseal City implemented in 2019 and 2020. Prevented reflective cracking. 24 Budget Scenarios 25 25 OCI-Driven Scenarios 26 *This is what staff is recommending moving forward* Reconstruction = $3.025 mil Mill and overlay = $1.35 mil Seal Coating = $205,000 26 Current Weighted Average OCI 27 27 Current Average Annual Funding 28 Ending OCI = 55 OCI 28 29 29 Budget-Driven Scenarios 30 Budget A - $2.9 mil recon; $1.4 mil M&O; $200,000 seal coating (annual) Budget B - $4.1 mil recon; $1.5 mil M&O; $210,000 seal coating (annual) Budget C - $3.1 mil recon; $1.5 mil M&O; $200,000 seal coating (annual) 30 31 31 32 32 33 33 34 34 35 35 THANK YOU 36 36