LM5000 Upper Exhaust Stack Replacement

The Peabody Municipal Light Plant (PMLP) in Massachusetts is issuing a Request for Proposal (RFP) for the fabrication and replacement of the upper exhaust stack section on an LM5000 combustion turbine. The procurement encompasses four primary bid line items: foundation improvements including excavation, drainage installation, concrete extension, and rebar modifications; structural work involving temporary support, stack disconnection and rigging, demolition of existing framing, and installation of new framing modifications; mechanical installation of the new upper stack section and replacement expansion joint; and insulation work consisting of 2-inch mineral fiber board insulation with aluminum cladding installation on the new upper section. Two alternate bids are also requested for lower section surface preparation and high-temperature coating systems. The contract price must be submitted as a lump sum for each bid line item with separate time and materials rates for all crafts, supervision, and management. Contractors must be prepared to mobilize by September 28, 2026, with project completion scheduled by December 15, 2026, representing approximately 72 days of work. A mandatory pre-bid meeting is scheduled for April 21, 2026, at 10:00 a.m., with proposals due on June 2, 2026, at 11:00 a.m. All prices must remain firm for a minimum of 60 days following submission, and a bid bond or certified check equal to five percent of the total bid price is required with submission. Selected contractors must provide a performance bond equal to the total bid price and maintain comprehensive general liability insurance with limits of $5,000,000 per occurrence, along with automobile liability, workers' compensation, and employer's liability coverage as specified.

Prevailing wage requirements apply under Massachusetts General Laws Chapter 149, with wage rates effective as of February 19, 2026, and weekly certified payroll submission is mandatory. All subcontractors must receive approval from PMLP, and the prime contractor is fully responsible for coordinating all trades, logistics, and project management. The RFP document does not specify set-aside designations, minority or women-owned business enterprise restrictions, or disadvantaged enterprise preferences. No incumbent vendors or current contractors are identified in the procurement documents. Payment shall be made Net 45 from the end of the month following submittal of AIA G702 payment applications with supporting documentation and partial lien waivers. The project is municipally funded by the Peabody Municipal Light Plant with permit fees waived by the City of Peabody; however, the specific budget range or award value is not disclosed in the available procurement documents.