2026-43 Upper Theater Roof Replacement

The City of Charleston, West Virginia ("City") is soliciting bids from qualified vendors for the complete removal and replacement of the existing damaged upper roof system down to the existing roof deck at the Charleston Coliseum & Convention Center Theater (approximately 3,240 square feet). The Vendor shall furnish any incidental work, materials, labor, and equipment that are necessary to complete the work, whether or not specifically identified in these specifications.

• **Removal.** Remove and properly dispose of all ballast and all existing roofing materials, including membrane, insulation, and flashings, down to the existing roof deck. The existing roof deck shall remain in place.
• **Deck Inspection.** Upon removal, inspect the entire exposed roof deck. Before installing insulation, notify the City's Project Manager in writing, with photographs, of any deteriorated, damaged, or wet decking. Deck repairs or replacement shall be performed only upon written authorization from the City Manager's Office and will be paid at the unit price listed on the Pricing Page (Item 2).
• **Insulation.** Install two (2) layers of 2.6" 25 PSI polyisocyanurate (ISO) insulation with staggered joints, attached in accordance with ASCE-7 wind uplift requirements and the membrane manufacturer's installation requirements.
• **Tapered Insulation.** Install tapered ISO in addition to the two base layers, providing a minimum slope of 1/4 inch per foot to the roof drains, including crickets and saddles as required.
• **Membrane.** Install a fully adhered 60 mil EPDM roof system (approximately 3,240 sq. ft.) meeting ASTM D4637 Type II, installed per the manufacturer's specifications.
• **Drains.** Replace the two (2) existing roof drain inserts with new, sized to match the existing drain bodies.
• **Metal Accessories.** Install continuous cleat coping of minimum 0.063" aluminum with factory finish (color selected by the City), on a continuous minimum 22-gauge galvanized steel cleat.
• **Walk Pads.** Install walk pads at the roof access hatch and from the hatch to each roof drain.
• **Warranty.** Provide a minimum 20-year manufacturer's No Dollar Limit (NDL) total system labor and material warranty upon completion, issued in the name of the City of Charleston and delivered to the City's Project Manager at final inspection.
• **Roof Height Transitions.** Vendor shall raise the roof access hatch curb, extend the three (3) existing roof vents, extend base flashings to a minimum of 8 inches above the finished roof surface, adjust drains, and modify coping, nailers, and blocking as necessary to accommodate the new roof assembly height.

**Award.** The Contract will be awarded to the lowest qualified responsible bidder meeting the required specifications, based on the Grand Total shown on the Pricing Page. The City reserves the right to reject any bid, in whole or in part.

**Qualifications.** Vendor must hold a valid West Virginia Contractor's License at the time of bid submission and shall include its license number with its bid. Vendor must be an authorized/certified installer of the proposed EPDM manufacturer, eligible to obtain the warranty in Section 3.17, and shall include proof with its bid.

**Standard Work Hours.** The standard hours of work for this Contract will be Monday through Friday, 8am to 5pm EST excluding holidays recognized by the City of Charleston.

Key dates

| Event | Date | Time |
| --- | --- | --- |
| RFQ Issued | November 6, 2026 | — |
| Mandatory Pre-Bid Meeting | November 17, 2026 | 1:00 PM |
| Deadline for Written Questions | November 20, 2026 | 1:00 PM |
| Addendum Issued (if necessary) | November 24, 2026 | 1:00 PM |
| Bid Opening | December 4, 2026 | 1:00 PM |