Addendum 1 - HWY 165 Waterline Extension

The City of Muskogee is soliciting competitive sealed bids for the SH‑165 waterline extension, a civil construction project to install a 16‑inch HDPE water main (substituting for 12‑inch PVC) with steel casing, joint restraints, and associated bedding, back‑fill, and valve work. The work includes trenching, pipe installation, casing, and related civil infrastructure within Muskogee and Muskogee County, Oklahoma. The Engineer’s estimate for the scope is $862,068, and bidders must be pre‑qualified (with a $200 application fee) and possess a valid Certificate of Competency. The contract will be for 60 days once a Notice to Proceed is issued. • Scope covers pipe, steel casing, joint restraints (CertaLok acceptable), bedding (ASTM D2321 Class I), and back‑fill. • Material allowances permit 16‑inch HDPE SDR‑14 in place of 12‑inch PVC DR‑18, with cost reflected in the bid. • Pre‑qualification required (>$50,000 projects), $200 application fee, annual renewal $100, certificate valid 1 year.