Similar Projects
| Reported | 04/26/2019 12:00 AM |
| Project Title | Bailey Middle School Cafeteria Roof Replacement |
| Physical Address | View project details and contacts |
| City, State (County) | West Haven, CT 06516 (New Haven County) |
| Category(s) | Single Trades |
| Sub-Category(s) | Roofing |
| Contracting Method | Competitive Bids. |
| Project Status | Request for Proposals (RFP) |
| Bids Due | View project details and contacts |
| Estimated Value | |
| Plans Available from | Municipal Agency |
| Owner | View project details and contacts |
| Architect | View project details and contacts |
| Description | 1. Remove and dispose of the existing roofing systems including: ballast, membrane, insulation, flashings and metal work to the structural deck. 2. Inspect the roof deck prior to the installation of the new roof system. Document and repair or replace inadequate decking based on the unit pricing. 3. Gypsum deck: Install Carlisle Sure MB 90 base ply using OMG Olylok Locking Impact Nails, Steel deck: Mechanically attach 5/8" Securock to the steel deck. 4. Install tapered polyisocyanurate insulation over the base sheet and the Securock using spray foam adhesive. Create positive slope to the scuppers and around obstructions. The tapered system should be sloped 1/8 " per foot. Submit a tapered insulation plan for approval. Install high density polyisocyanurate coverboard over the tapered polyisocyanurate using spray foam adhesive. The total R value of the combined tapered insulation and coverboard should be a minimum R value of 30 measured 8 feet from the roof drain. Use an LTTR of 5 per inch when designing the system. Provide crickets as needed to direct the water to the drains. 5. Provide tapered sumps at the scuppers. 6. Carefully unlock the existing metal counterflashings where locked-on to built-in receivers. Provide new 16 ounce zinc/tin coated copper counterflashings locked-on to the existing receivers. Install termination bars per system manufacturer's instructions. 7. Install 2" x 6" pressure treated wood blocking uniformly along the roof perimeter as necessary to accommodate the additional thickness of roof insulation. Use stainless steel fasteners to secure the blocking to the substrate and to additional layers of blocking. 8. Install a fully adhered EPDM rubber roof system including all necessary flashings utilizing the manufacturer ' s specifications, details and procedures for a 20 year material and labor total system warranty. Flash all walls, penetrations and attachments with approved details. Approved manufacturer is Carlisle. Refer to the attached Sure-Seal®/Sure-White®/Sure-ToughTI\/l Adhered Form-Spec. Provide 4' x 4' tapered sumps at the roof drains. 9. Roof drains: Gypsum deck-remove the two existing roof drains and provide two new J. R. Smith #1010R or #1020R drains with cast iron bodies and cast iron strainers and no hub connection. Repair the holes in the gypsum deck with 16 ga galvanized steel plates. Steel deck: provide one new J. R. Smith #1010R or #1020R drain with cast iron body and cast iron strainers and no hub connection. Install new insulated cast iron vertical and horizontal piping to connect the new drains to the existing risers. Install all drain bodies, piping, fittings, insulation, hangers and accessories to current building codes. Insulate all drain bodies and sump receiver pans. Set new drains 134" below the top of the adjacent insulation outside the 4 ' X4' drain sump. 10. Provide one overflow scupper per primary drain. Set overflow scuppers a maximum of 6" above the primary drains. 11. Provide a roof expansion joint per Carlisle Detail Deck to Deck Expansion Joint U-3A including expansion joint filler, running approximately northwest to southeast where the steel deck and gypsum decks meet. 12. Roof edging and fascia: SecurEdge 3000 in .050" Floropon finished aluminum and covered by the system warranty. 13. Provide manufacturer's walkpads as needed to access the mechanical units and the roof drains. 14. Obtain a City of West Haven building permit. 15. Provide a manufacturer's 20 year total system labor and material warranty. | ||
| Details |
|
||
| Bidder's List | View project details and contacts | ||
| Prospective Bidders | View project details and contacts | ||
| Project Documents |
 Engineered Spec Sheet  Architectural Plans  Other Documents |
