City of Lincoln Ionwave #26-146 Addendum 1

Roof Replacement at 51st Street Pump Station – FM Global Approved EPDM System

The City of Lincoln, through the Lincoln Water System, is seeking bids for the removal and replacement of the roofing system at the 51st Street Pump Station. - Project Scope: - Remove and replace the existing roof with a fully adhered 90 mil EPDM membrane roofing system - Install insulation (rigid polyisocyanurate, both tapered and flat) and glass-mat faced gypsum cover boards - Provide roofing accessories such as overflow roof drains, stack boots, walkway pads, and related components - All roofing assemblies must be FM Global Roofnav approved, meeting wind, hail, and fire resistance standards - Minimum R-20 insulation value required - 25-year manufacturer's warranty covering material and labor is mandatory - OEMs (Original Equipment Manufacturers): - Carlisle SynTec Systems - Elevate (Holcim Elevate) - Johns Manville - Versico Roofing Systems - Notable Requirements: - Strict adherence to FM Global standards for insurance compliance - Building will remain occupied during construction; contractors must protect sensitive production functions from debris, dust, and water intrusion - Maintain egress and service access at all times - Compliance with Nebraska's Foreign Adversary Contracting Prohibition Act and Employee Classification Act - Mandatory pre-bid meeting for all bidders - Products and Quantities: - EPDM membrane roofing system (90 mil), insulation, cover boards, drains, stack boots, walkway pads, adhesives, and fasteners (quantities as required by project) - Buyer: - City of Lincoln, Lincoln Water System, City of Lincoln Purchasing Office

Description

This solicitation is for the removal and replacement of the existing roofing system at the 51st Street Pump Station in Lincoln, Nebraska. The project includes installation of overflow roof drains and requires FM Global Approved roof assemblies designed to specified requirements. The building will remain occupied during construction, necessitating protection of sensitive production functions from debris, dust, and water intrusion. Bidders must attend a mandatory pre-bid meeting to be eligible for award.

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