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Supervisors back staff study of chip‑seal pilot to extend life of lower‑speed county roads
Summary
Supervisor Carnell proposed a pilot to use chip seal on lower‑speed, back‑road segments to extend pavement life at lower cost than full repaving; the board asked staff to return with pricing, equipment needs and candidate roads.
Supervisor Carnell proposed a pilot project to use chip seal on selected low‑speed county roads to seal cracks and slow water intrusion that accelerates pavement failure.
Carnell argued chip seal costs are lower than full asphalt overlays and can extend service life by years, particularly for back roads with lower posted speeds and limited budgets. He said many counties outside California rely on chip seal and that the technique…
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