This contract concerns the repair, removal, and installation of highway guardrail systems throughout Yavapai County, Arizona, pursuant to ADOT and FHWA standards. The work includes supplying and installing various guardrail configurations (timber‑post, steel‑post, shop‑curved, 8‑ft posts), anchor assemblies, terminal devices, and associated traffic‑control measures, as well as providing necessary heavy‑equipment rentals and protective coatings. The County will pay on a unit‑price basis (per linear foot, per each, per hour, per mile) and requires full compliance with licensing, insurance, and various certifications (e.g., non‑collusion, Israel boycott, Uyghur forced‑labor). The contract runs for one year with the possibility of two additional one‑year extensions.