Site work for a water / sewer project in Haverhill, Massachusetts. Completed plans call for site work for a water / sewer project.

Estimated Cost $100,000 Contractor Qualification Required for DCAMM contracts over $150,000, Highway Division contracts over $50,000. Question Deadline 10/11/2024 at 4:00 PM ET Questions concerning this bid must be submitted in writing by email to Steven Bucuzzo at purchasing@haverhillma.gov, Written responses may be emailed to all bidders on record having obtained the IFB from purchasing@haverhillma.gov Pump Station Hoist Replacement - South Mill Street . The work will generally consist of the following: 1. The Contractor is responsible for demolition and removal of the existing Hoist. 2. The contractor is responsible for developing a detailed installation plan including timeline and coordinate with plant management to schedule installation activities. 3. Installation consists of preparing the installation site, including any necessary modifications to existing structures and ensure all safety protocols are in place and adhered to. 4. Contactor will provide and install the new 2-ton hoist as per manufacturer specifications and ensure proper alignment and secure mounting of hoist, reconnect hoist to existing electrical systems and verify electrical connections are compliant with relevant codes and standards, and ensure control systems are fully functional. B. The contractor provided hoist will meet the following technical specifications: 1. Capacity: o 2 Ton 2. Duty Classification: o Must meet ASME H4 or CMAA H4 duty class standards. 3. Lift Height: o 32 feet 4. Safety Wraps: o System must have a minimum of one (1) safety wrap. 5. True Vertical Lift: o Yes, the system must provide a true vertical lift. 6. Voltage Requirements: o 460V, 3-phase, 60Hz o 115V control circuit 7. Location: o Indoor installation only. 8. Hoist Speed: o 22 feet per minute (FPM), single-speed operation. 9. Trolley Speed: o 45 feet per minute (FPM), single-speed operation. 10. Beam/Rail: o 3.25-inch patented track for the trolley system. 11. Limit Switches: o Geared limit and block-operated limit switches for maximum safety. 12. Pendant Control: o Pendant with an up-to 22'-0" drop, capable of controlling both hoist and trolley functions (1H, 1T). o The customer will specify the pendant drop length before placing the order. Additional charges may apply if the required drop exceeds the stated maximum. 13. Hoist Brakes: o Disc-type motor brake. o Mechanical load brake. 14. Paint: o The hoist system shall be coated in yellow enamel paint for visibility and protection. 15. Factory Load Test: o The hoist must be factory load tested and certified prior to delivery. Special Motor Requirements: o Motor and brakes must be labeled for Class 1, Division 1, Group D environments. o Motor specifications: 3 horsepower (HP) at 1800 RPM. Special Mechanical Requirements: o Bronze trolley wheels. o Bronze hook. o Stainless steel wire rope. o Patented track wheels. Special Electrical Requirements: o The system must meet Class 1, Division 1, Group D hazardous area electrical classification. o NEMA 7/9 control enclosure. o Intrinsically safe circuits must be included for limit switches and pendant control.