The purpose of this RFQ is to obtain bus lifts and jack stands by Stertil-Koni model ST 1065 or approved equal . The bus lifts and jack stands are needed soon to replace old equipment, for maintenance on all DDOT transit buses and other heavy vehicles. This is a Request for Quote (RFQ) for a two (2) year contract. The intent of this specification is to establish the minimum standards of quality and performance for portable mobile column lifts which will be used to lift a variety Buses. This specification shall describe a mobile column surface mounted, wheel engaging lifting system designed to elevate vehicles for the purpose of inspection and maintenance. • One Lifting System, which can lift one bus, shall consist of six electric-hydraulic mobile columns and each lift shall have the capacity of 14,500 lbs per mobile column. • Mobile columns may be added, (not exceeding 16 columns), removed, or changed out. All mobile columns shall operate synchronously from any one of the lifting units by means of a control interface. The mobile columns shall be wireless, cordless and battery operated with a DC charging system built into each column for easy recharge and communication. It is expected that Proposers have knowledge of all applicable industry standards, laws, and regulations and possess an ability to market and distribute the equipment, products, or services to DDOT. 1. Each lifting unit shall be equipped with an electric hydraulic power unit, consisting of a DC motor, gear pump, reservoir, check valve, pressure relief valve, and two control valves. Entire power unit totally enclosed to protect from dirt and water. 2. The direct drive lifting cylinder shall be installed in such a manner as to push the carriage up, using no chains or cables. The extension of the cylinder shall occur inside of the carriage as to keep the plunger of the cylinder protected from dirt, sand, or any possible mechanical damage. 3. Hydraulic check valve shall hold load at any position of the cylinder. Redundant mechanical safety lock shall be continuously engaged except while lift is being lowered...
