Loudoun County Public Schools Ionwave #26-547 TOL Addendum 1

John W. Tolbert Elementary School EPDM Roof Renovation

Loudoun County Public Schools is seeking bids to replace the roof at John W. Tolbert Elementary School in Leesburg, Virginia. - Buyer: Loudoun County Public Schools (Loudoun County School Board), Department of Support Services, Construction Services Division. - Project: Full roof renovation, including removal of existing roofing and installation of a fully adhered EPDM system with two layers of rigid insulation, tapered drainage insulation, flashing, edge metals, and related components. - Roofing system: White 90-mil EPDM is the base specification; black 90-mil EPDM is an alternate. The system must include compatible components and a 20-year manufacturer warranty. No roofing OEM or manufacturer is named. - Other products and components: Roof drain inserts and overflow collars where indicated; roof hatch, curb, and ladder; thermally broken insulated skylight; gravel stop and edge metal; walkway pads; rooftop pipe supports; and equipment curb rails. - Allowances: 100 square feet of metal roof decking, 25 square feet of face brick and mortar, two roof drain assemblies, and 100 linear feet of through-wall flashing. Separate unit pricing is requested for deck replacement and brick repair per square foot, drain replacement per drain, and through-wall flashing per linear foot. - Mechanical equipment details: Addendum revisions require condensing-unit curbs 24 inches above the roof and 6 inches larger than the units in every direction, with minimum 36-by-36-inch spacing. In roof Area H, provide a pair of curb rails beneath each condensing unit instead of one box curb. An alternate also covers removing and reinstalling rooftop mechanical units as needed. - Schedule and site requirements: Work is planned for the summer school break, with roof replacement sequenced around school operations. Exact performance dates and total duration are not specified. - Eligibility: Only prequalified contractors may bid. No product part numbers or quantities are specified except for the stated allowances.

Description

Loudoun County Public Schools is seeking bids for the roof renovation of John W. Tolbert Elementary School, including removal of the existing roof and installation of a new adhered EPDM roofing system with associated repairs and replacements. The bid documents include unit prices and an alternate for a black 90-mil EPDM roofing system instead of the white system. Only prequalified contractors may submit bids, which are due electronically by November 4, 2026, at 2:00 p.m. ET. Addendum 1 revises roof-plan details for condensing-unit curbs and related equipment curb rails.

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