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Contractor outlines costly and lower-cost options to rehabilitate Prairie Road; commissioners consider life-cycle and haul-road priorities
Summary
A contractor described options ranging from a structural wedge plus 3-inch overlay (longer life, higher cost) to lower-cost maintenance treatments; commissioners discussed expected life span, haul-road designation, material sourcing and budgeting implications but took no final procurement action.
A contractor representative met with Brown County commissioners to present alternatives for rehabilitating Prairie Road and answered commissioners’ technical and cost questions.
The presenter described a structural approach that includes constructing a wedge course to correct crown and irregularities, followed by a three-inch asphalt overlay. He said that option would provide the best long-term performance and estimated a 20-year design life for a full structural treatment. Commissioners and the contractor discussed trade-offs: a full structural overlay improves ride quality and reduces long-term maintenance but carries a substantially higher upfront…
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