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1、ply.D. Maintain the products in a dry condition during delivery, storage, handling, installation, and concealment. E. Protect from damage from sunlight, weather, excessive temperatures and construction operations.F. Remove damaged material from the site and dispose of in accordance with applicable r
2、egulations.G. Sequence deliveries to avoid delays, but minimize on-site storage.H. Store underlayment rolls on end, on pallets or other raised surfaces. Do not double stack rolls. Cover rolled goods with breathable type covering such as tarpaulin. Visqueen or other non-breathable plastic wraps are n
3、ot acceptable.I. Handle, store, and place roofing materials in a manner to avoid significant or permanent damage to roof deck or structural supporting members.1.10 PROJECT CONDITIONSA. Perform work only when existing and forecasted weather conditions are within the limits established by the manufact
4、urer of the materials and products used.B. Proceed with installation only when substrate construction and preparation work is complete and in condition to receive waterproofing.Stanford University Facilities Design GuidelinesFebruary 2014 Page 5 of 14 2019 FDG Section 07 32 13.02C. Construction may
5、not be as shown on the Drawings and some modification of details may be required to accomplish the intent of the documents. Contractor shall receive approval in writing from Architect for all modifications or adjustments before commencing with the work.1.11 WARRANTYA. Tile Manufacturers Warranty: St
6、andard form in which manufacturer agrees to repair or replace clay roof tiles that fail in materials within specified warranty period.Note to Specifier: Verify available warranty periods for clay roof tiles with manufacturers and revise number in subparagraph below as required.1. Materials-Only Warr
7、anty Period: 75 years from date of Substantial Completion.B. Underlayment Manufacturers Warranty: Underlayment manufacturers standard warranty for manufacturers membrane and accessory products covering defects in materials.Note to Specifier: Verify available warranty periods for underlayment with ma
8、nufacturers and revise number in subparagraph below as required.1. Materials-Only Warranty Period: 10 years from date of Substantial Completion.C. Installers Warranty: Roofing Installers Warranty signed by roofing Installer, covering Work of this Section, in which roofing Installer agrees to repair
9、or replace components of roofing that fail in materials or workmanship within the following warranty period:1. Warranty Period: Five years from date of Substantial Completion.PART 2 - PRODUCTS2.1 MANUFACTURERSA. Basis-of-Design Manufacturer: Subject to compliance with requirements, provide products
10、by one of the following or approved equal:1. Clay Tile: Subject to compliance with requirements, provide 2 piece Cordova clay roof tile by Gladding McBean or approved equal.2. Tile Fasteners, Wind Lock Nose Hooks polyisobutylene plasticized; heavy bodied.Note to Specifier: Revise first paragraph bel
11、ow if elastomeric sealant of another type, grade, class, and a specific use related to substrate is required.C. Elastomeric Sealant: ASTM C 920, elastomeric polyurethane-based joint sealant; Type S, Grade NS, Class 25, Use NT related to exposure, and, as applicable to joint substrates indicated, Use
12、 O.D. Roofing Asphalt: ASTM D 312, Type IV.E. Foam Adhesive: Two-component, polyurethane expanding adhesive recommended for application by clay roof tile manufacturer.F. Mortar: ASTM C 270, Type M, with ASTM C 979, pigmented mortar matching existing color exposed-to-view mortar, and natural color fo
13、r concealed-from-view mortar as weather block at hips ridges and transitions.G. Eave Closure: Match existing characteristics including, but not limited to, material, size, color and shape.H. Tile Vents and Eave Closures: Manufacturers recommended non-corroding screen vents and solid eave closures as
14、 required for application. Match existing characteristics including, but not limited to, material, size, color and shape.Note to Specifier: Retain first paragraph below if above-deck wood components are required. Insert material requirements if preferred.I. Wood Nailers, Shims: Construction heart re
15、dwood.J. Wormgear Clamp: Type 316 stainless steel wormgear clamp.K. Accessory Products: Provide accessory products indicated in the Contract Documents and as required by the manufacturer for a complete roofing installation.Stanford University Facilities Design GuidelinesFebruary 2014 Page 7 of 14 20
16、19 FDG Section 07 32 13.022.4 FASTENERSA. Roofing Nails: ASTM F 1667, hot-dip galvanized-steel, 0.1055-inch- diameter shank, sharp-pointed, conventional roofing nails with ring shanks; minimum 3/8-inch- diameter head; of sufficient length to penetrate 3/4 inch into wood.1. Where nails are in contact
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