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How Vermont's pavement program prioritizes work: PCI scores, lifecycle math and limited budgets
Summary
Agency of Transportation chief Jeremy Reed explained the PCI scoring system, lifecycle-based decision model and ballpark per-mile costs for preservation, reclaim and reconstruction; he said the agency uses an iterative pavement-management model to maximize network condition given constrained funds.
Jeremy Reed, chief engineer at the Agency of Transportation, briefed the House Transportation committee on May 5 about how the state assesses pavement condition and decides which road sections get preservation, rehabilitation or reconstruction treatments.
Reed described the PCI (pavement condition index), a 0'to'100 composite score the agency assigns to segments (the state uses finer-grade bands than federal categories). He said staff collect structural and environmental data on fixed-length segments (about 0.05-mile/10-foot-mile units used in the model) and then run an iterative…
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