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Commerce to expand street maintenance, using new mill-and-grind machine
Summary
City of Commerce staff announced an expanded street maintenance program, including a recently purchased mill-and-grind machine (an "asphalt zipper"), a multi-year pavement inspection program, plans for spot sweeping and crack-seal contracting, and staff training to begin visible mill-and-overlay and full-depth repair projects.
The City of Commerce, Texas, plans to expand street maintenance work and use a newly purchased mill-and-grind machine known as an asphalt zipper to grind and recycle worn pavement, a City of Commerce staff member said on the Commerce Connect podcast. The city also described an inspection program, prioritization criteria, and near-term maintenance projects using a mix of city crews and contractors.
The announcement matters because routine maintenance can extend the life of pavement and delay more costly full reconstruction. City staff said most Commerce streets now score "poor to failed" on the Pavement Condition Index (PCI), leaving the city with a backlog of segments that need either surface maintenance, mill-and-overlay, or full reconstruction.
City staff said the city began an organized PCI inspection program about three years ago; the vendor-driven inspections now run on a multi-year rotation so the city can update condition scores. "We started…
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