The City of Port Moody 2013 Paved Road Network Condition Assessment February 2014
Contents Objectives Data Collection Road Network Present Conditions in 2013 Road Network Assessment and Comparison to other Agencies Highway Development and Management (HDM) Distress Prediction Modeling Analysis Inputs Analysis Results Road Network Predicted Condition at Current Funding Levels Road Network Predicted Condition at Recommended Funding Levels 2
The objectives of this study: Current pavement condition assessment; Link data and condition results to City GIS; Program analysis to reflect current construction pricing; Analysis of paved roads based on data collected in 2013; Project Background Determine the optimal annual funding level required to sustain the quality and value of the pavement network. 3
Data Collection Vehicle 4 4
Data Collection Methodology Incorporating visual, linear and spatial referencing with GIS 5 5
Paved Road Network Total Length = 109.1 km Centre-Line MRN = 19.1 km Arterial = 4.1 km Collector = 20.7 km Local = 65.2 km Major Roads Road Class MRN Arterial Collector Local Lane 6
All Cracked Area (ACA) as a Measure of Pavement Condition Condition From ACA To ACA Colour V Good 0% 1% Good 1% 5% Fair 5% 10% Poor 10% 30% V Poor 30% 100% 7
Condition Cost of Maintenance & Rehabilitation Costs of Maintenance and Rehabilitation Good $1.50/l-m Crack Sealing High $25/m 2 Mill & Fill Critical Zone $65/m 2 Reconstruct Poor New Age of pavement Old Low 8
Critical Rehabilitation Timing Cracking 1-10% Good Condition Critical Poor New Age of pavement Old 9
Critical Rehabilitation Timing Cracking > 30% Good Condition Critical Poor New Age of pavement Old 10
Road Network Condition Paved Road Network
Paved Road Network Condition 2013 Average Cracking (ACA) 0 1% (V Good) = 26.4 km or 22% 1 5% (Good) = 38.5 km or 30% 5 10% (Fair) = 30.1 km or 22% 10 30% (Poor) = 27.6 km or 22% 30 100% (V Poor) = 4.5 km or 3% 128 km Analysis Length Network Avg. Cracking = 6.3% 12
Comparison Pavement Condition to other Agencies Municipality % Cracking Length (km) Hope (2006) 13.7 20 Fernie (2007) 13.6 11 Coquitlam (2010) 10.6 135 Surrey (2010) 9.0 480 Maple Ridge (2008) 8.8 154 North Vancouver (2009) 8.4 129 New Westminster (2011) 8.3 40 Langley City (2008) 8.2 50 Pitt Meadows (2011) 7.3 46 Delta (2011) 5.6 113 Langley Township (2008) 5.0 328 Oak Bay (2012) 5.0 37 Port Moody (2013) 4.5 25 Port Coquitlam (2013) [included MRN] 4.1 104 Richmond (2004) 3.7 98 Victoria (2012) 2.1 106 *Major Roads only (does not include MRN) 13
Comparison Pavement Condition to other Agencies Municipality % Cracking Length (lane-km) Langley Township (2008) 11.7 426 Pitt Meadows (2011) 10.5 58 New Westminster (2011) 9.7 109 Delta (2011) 9.6 400 Port Coquitlam (2013) 9.4 120 Port Moody (2013) 6.5 65 Langley City (2008) 6.3 36 Coquitlam (2010) 6.0 277 Victoria (2012) 5.0 152 North Vancouver (2009) 4.6 204 Maple Ridge (2008) 4.1 235 Surrey (2010) 2.5 1020 Richmond (2004) 1.0 364 *Local Roads only 14
HDM IV Pavement Performance Prediction (locally and continuously calibrated since 1994) 15
Budget Scenarios Budget Scenarios Presented Paved Roads Optimization Method Annual Budget Maintenance Only $0* Trial Budget 2 $1,000,000 Trial Budget 3 $1,600,000 Trial Budget 4 $1,900,000 *$0 reflects the rehabilitation budget supplied, actual maintenance requirements average $371,000 over the 20 year analysis ($150,000 in 2013 and rising to $708,000 in 2033 in response to the declining network condition). 16
All Cracked Area (% of surface area) %Cracking 50.0 45.0 40.0 35.0 30.0 Predicted Pavement Condition Paved Roads Maintenance Only $1 Million $1.6 Million $1.9 Million Paved Road Network ACA 45.9% 25.0 20.0 17.0% 15.0 10.0 6.3% 5.0 6.4% 2.8% 0.0 2013 2015 2017 2019 2021 2023 2025 2027 2029 2031 2033 Year 17
Predicted Average Cracking (ACA) in 2033 @ $1.0 Million/Year Predicted Network Condition 0 1% (V Good) = 24.1 km or 19% 1 5% (Good) = 18.2 km or 14% 5 10% (Fair) = 12.1 km or 9% 10 30% (Poor) = 51.6 km or 40% 30 100% (V Poor) = 22.0 km or 17% 128 km Analysis Length Avg. Cracking = 17.0% 18
Predicted Average Cracking (ACA) in 2033 @ $1.6 Million/Year Predicted Network Condition 0 1% (V Good) = 50.9 km or 40% 1 5% (Good) = 26.2 km or 20% 5 10% (Fair) = 18.2 km or 14% 10 30% (Poor) = 29.4 km or 23% 30 100% (V Poor) = 3.3 km or 3% 128 km Analysis Length Avg. Cracking = 6.4% 19
Pavement Asset Value Paved Road Network Total Pavement Replacement Value Current Pavement Value in 2013 Predicted Pavement Value in 2033 (at $1.6 million annually) Predicted Pavement Value in 2033 (at $1.0 million annually) $61 million $55 million $54 million $47 million Recommended Funding Level $1,600,000/year Annual Funding of $1.0 million = 1.7% of Total Replacement Value Typical annual funding for a road network in good condition is approximately 2.5% of total replacement value ($1.6 Million/year = 2.6%) 20