Jackson Ranch Road Rehabilitation

The County of Siskiyou is seeking a qualified Class A contractor to rehabilate a 5.0‑mile stretch of Jackson Ranch Road (County Road #4L08). The work includes full‑depth removal of existing pavement, installation of a 0.30‑ft hot‑mix asphalt concrete wearing surface, shoulder backing, two traffic inductive‑loop detectors, traffic markings, and a cement additive segment for low‑R‑value portions. The contract is non‑federal‑aid, unit‑price based, and subject to California prevailing‑wage rules, with an 80‑working‑day construction window and a winter‑suspension provision. • Remove existing asphalt and aggregate base, grade and compact to design crown. • Place 0.30 ft Type A hot‑mix asphalt in two lifts over a 24‑ft width. • Install two inductive‑loop traffic detectors, shoulder backing, and full pavement markings. • Apply cement additive for mile post 0.00‑0.97. • Comply with extensive QA/QC, environmental, fire‑safety, and bonding requirements; bid security ≥ 10 % of total bid.