RFP – B/U 3 Bucket Drive Gearbox Replacement

The Alabama Port Authority (APA) seeks a single, drop‑in replacement parallel‑shaft gearbox (model “X‑tek”) for the B/U 3 bucket‑drive at the McDuffie Coal Terminal in Mobile, AL. The award will be a firm‑fixed‑price contract for one complete gearbox assembly—including fan, lubrication system, motor, seals, bearings, couplings, and all required hardware—delivered FOB to the terminal. The gear set must meet AGMA class 10, specific steel and heat‑treatment specifications, and be fully tested with documentation. The contractor must provide technical data sheets, warranty, past‑performance references, and a proposed delivery schedule. • Input power 700 HP, 1,750 rpm, exact reduction 26.1, service factor ≥ 1.0. • Gear material AISI 8620 (58‑62 RC), output shaft AISI 4140, housing A36 with stress‑relief and industrial‑grade paint. • Integrated lubrication system (230/460 V, 3‑phase motor) and fan with guarding. • 24‑month warranty (plus 12 months on repaired parts), liquidated damages $1,500/day (capped at 10 % of contract value). • Submission deadline May 29 2026; design data due 6 weeks after award; delivery schedule to be proposed by the offeror.