Massport #IFB 26-19

Argenziano School Boiler Replacement – Demolition and Installation of Condensing Boilers with Controls Integration

The City of Somerville is seeking bids for the Argenziano School Boiler Replacement project, focusing on the removal and replacement of heating equipment at a K-12 facility. - Government Buyer: City of Somerville, Procurement & Contracting Services Department - Senior Procurement Manager: Thupten Chukhatsang - OEMs and Vendors Mentioned: - Lochinvar (existing boilers) - Honeywell (building automation and controls) - Metro Group (water treatment coordination) - Johns Manville (roofing warranty coordination) - Products/Services Requested: - Demolition and removal of three existing Lochinvar condensing boilers - Installation of three new condensing boilers (OEM not specified for new units) - Includes associated primary pumps, piping (Megapress and Propress methods allowed), gas piping, condensate neutralizer, condensate piping, wiring, intake vent, and double-walled stainless steel exhaust flue - Enlargement of existing equipment concrete pad - Integration with existing Honeywell EBI front-end controls - Water chemistry testing and glycol management (adjustment to 30% concentration, inhibitor addition, glycol recovery and replenishment) - Temporary heat provisions during construction - Coordination with roofing contractor for roof penetrations and weatherproofing (must maintain Johns Manville warranty) - Unique/Notable Requirements: - DCAMM certification required for contractors - OSHA 10-hour training for workers - Compliance with Massachusetts prevailing wage laws - 100% payment and performance bonds required - Liquidated damages of $1,000 per day for delays - Substantial completion required by October 1, with final completion by January 1 - Option for extended equipment warranties - Coordination with Metro Group for water treatment and with Honeywell for controls integration

Description

This project involves the demolition of three existing condensing boilers and the installation of three new condensing boilers along with associated pumps, piping, and controls at Argenziano School located at 290 Washington Street, Somerville, Massachusetts. The work may require DCAMM certification and OSHA 10-hour training. The project has a substantial completion date of October 1, 2026, with liquidated damages set at $1,000 per day for delays. The estimated construction cost is $868,000, and the contract includes requirements for prevailing wages, payment and performance bonds at 100% of the contract value, and coordination with existing systems and warranties.

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