A-5_spec_0002.pdf

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ROOFING SPECIFICATIONS

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MADISON, WI

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NATIONAL WILDLIFE HEALTH LABORATOR

AutoCAD SHX Text 7/20/00

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DATE:

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REVISION

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STATUS

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DRAWING NO:

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CHECKED:

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DRAWN:

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RP

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WL

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SPECIFICATIONS

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ARCHITECTURAL - ROOFING

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NPE200035A-4

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DESCRIPTION

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BY

AutoCAD SHX Text A-5

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PH: 703.502.1061 FX: 703.502.0953

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15422 MARTINS HUNDRED DRIVE

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NETWORK PROFESSIONAL ENGINEERING

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ENGINEERING DESIGN AND CONSULTING

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CENTREVILLE, VA 20120

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DATE

AutoCAD SHX Text A. Subcontractors: All work of this Section shall be performed by a subcontractor who is approved by the

AutoCAD SHX Text manufacturer of the roofing material.

AutoCAD SHX Text B- Qualifications of Subcontractors: subcontractors, in order to obtain USGS approval for doing; work of this

AutoCAD SHX Text Section, shall submit evidence of being bona fide roofing subcontractors, and that they are approved by the

AutoCAD SHX Text manufacturers of the roofing material for the installation of their material in accordance with the requirements of

AutoCAD SHX Text this section.

AutoCAD SHX Text C. Subcontractor shall submit letter from manufacturer of roofing material stating that the subcontractor is

AutoCAD SHX Text approved by the manufacturer for the application of the Roofing system specified for the Project. Letter shall

AutoCAD SHX Text certify that the subcontractor has satisfactorily applied the roofing system specified heroin under manufacturer's

AutoCAD SHX Text supervision. Letter shall be on the manufacturer's letterhead and shall be signed by an officer of the company.

AutoCAD SHX Text Warranty

AutoCAD SHX Text The Contractor and roofing membrane manufacturer shall jointly warrant the entire roofing system, including

AutoCAD SHX Text insulation and flashing, executed under this Section to be watertight and free .from defects in material and

AutoCAD SHX Text workmanship for a period of 10 years form date of acceptance of the Project and that they, at their own expense, AutoCAD SHX Text repair and replace all other work which my become damaged as a result of such defective work, and which

AutoCAD SHX Text becomes defective during the warranty period .

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PRODUCTS

AutoCAD SHX Text EPDM Membrane

AutoCAD SHX Text A. For membrane roofing provide EPDH sheet; sheet shall be 60 mil thick, AutoCAD SHX Text B. EPDM sheet manufactured by one of the followings or-. approved equal are acceptable, provided they meet

AutoCAD SHX Text properties specified herein:

AutoCAD SHX Text Carlisle Tire & Rabber

AutoCAD SHX Text Genflex Roofing System

AutoCAD SHX Text Firestone

AutoCAD SHX Text Physical Properties

AutoCAD SHX Text A. Membrane shall conform to the following minimum physical properties:

AutoCAD SHX Text Property Test Method Specification

AutoCAD SHX Text (Metric - 31 Units

AutoCAD SHX Text Color Grey/black

AutoCAD SHX Text Specific Gravity ASTMD297 1.15+ or -.05

AutoCAD SHX Text Tensile Strength ASTM D412 1400 psi (9.6 MPa)

AutoCAD SHX Text Elongation ASTM D412 300 percent min.

AutoCAD SHX Text Tear Resistance, ASTM D624 125 bl./in. min

AutoCAD SHX Text Die C (2.19 KN/m)

AutoCAD SHX Text Shore A Hardness AST~ D2240

AutoCAD SHX Text (5 Second Reading)

AutoCAD SHX Text Ozone Resistance ASTHD1149 no crack

AutoCAD SHX Text 7 days/100 pphm/ 104 F. (40 C/

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AutoCAD SHX Text % ext.

AutoCAD SHX Text Heat Aging (Accelerated) ASTM D573 Ten. min. 1200 psi

AutoCAD SHX Text 7 days/240°F. (116°C.) Elong. min. 210 percent

AutoCAD SHX Text Brittleness Temp. ASTM D746 -75 F

AutoCAD SHX Text Permeability, Water Vapor ASTM E96 Proc. BW

AutoCAD SHX Text Fire Rating UL Class A

AutoCAD SHX Text Accessories:

AutoCAD SHX Text A. Sheet Seaming system: Manufacturer's standard materials for sealing lapped joints, including edge sealer to cover

AutoCAD SHX Text exposed spliced edges as recommended by manufacturer of system.

AutoCAD SHX Text B- Cant strips, Flashing and accessories: Types recommended by manufacturer of material, provided at

AutoCAD SHX Text location indicated and at locations recommended by manufacturer, and including adhesive tapes, flashing, cements, AutoCAD SHX Text sealants molded pipe flashing and rubber and rubber nailing strip. Flashing shall be equal to .060' thick

AutoCAD SHX Text "elastaform" made by Carlisle or equal product of manufacturer noted herein.

AutoCAD SHX Text C. Adhesives: Type recommend by manufacturer for adhering membrane laps

AutoCAD SHX Text and formulated to withstand 90 per uplift force.

AutoCAD SHX Text D. Pitch Pockets: 0.032' thick mill-finished 3003-H14 aluminum sheet, formed to required profiles and dimensions.

AutoCAD SHX Text Conform to the Aluminum Association's "Aluminum Standards and Data' for dimensional tolerances of the sheet.

AutoCAD SHX Text -Set flashing in cement conforming to Fed. Spec Sec-153.

AutoCAD SHX Text Rigid Roof Insulation Tapered and Untapered

AutoCAD SHX Text A. Roof lnsulation shall be Manville ultra-gazd phenolic foam roof insulation or approved equal with a min. averaged

AutoCAD SHX Text R value of 30 for 3.1' thick insulation. Tapered insulation shall be fabricated from 4'-0' x 4'-0' boards. Minimum

AutoCAD SHX Text thickness 3/4' at lowest point 1/4' sloped to converge on drains as shown in drawings.

AutoCAD SHX Text B. Overlay board shall be 1/2" retro-fit by Manville to be lnstalled over all foam insulations consistent with NRCA

AutoCAD SHX Text Bulletin #9.

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PART.3-- EXECUTION

AutoCAD SHX Text Inspection. Examlne the areas and condition roofing is to be installed and notify the Engineer of condltions

AutoCAD SHX Text detrimental to the proper and timely completion of the cork. Do not proceed with the work until unsatisfactory

AutoCAD SHX Text conditions have been corrected by the Contractor in a manner acceptable to the Engineer.

AutoCAD SHX Text Preparation of Substrate

AutoCAD SHX Text A. GeneraI: Comply with manufacturer's instructions for preparation of substrate and installation of roof system.

AutoCAD SHX Text B. Clean substrate of dust, debris, and other substances detrimental to roofing system work. Remove sharp

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AutoCAD SHX Text C. lnstall cant strips, flashing, and accessory items as shown, and as recommended. by manufacturer even though

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AutoCAD SHX Text D. Prime substrate where recommended b/manufacturer of materials being installed

AutoCAD SHX Text E. Prevent compounds from entering and clogging drains and conductors, and from spilling or migrating onto

AutoCAD SHX Text surfaces of other work.

AutoCAD SHX Text F. Prevent water from entering below roof system when work is stopped, using seal recommended by the

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AutoCAD SHX Text Installation

AutoCAD SHX Text A. General: Extend insulation full thickness over entire surface to be insulated, cutting and fitting tightly around

AutoCAD SHX Text obstruction. Form cant strlps, crickets, saddles, and tapered areas with addtional material as shown and as required

AutoCAD SHX Text for proper drainage of membrane.

AutoCAD SHX Text with long edges resting firmly on top of ribs. All fasteners must penetrate roof deck a minimum of 3/4" and must

AutoCAD SHX Text have a pull out resistance of 360'lbs minimum.

AutoCAD SHX Text C. Start installation only in presence of manufacturer's technical representative.

AutoCAD SHX Text D. Cut sheets to maximum size possible, in order to minimize seams and to accommodate contours of roof deck

AutoCAD SHX Text and proper drainage across shingled laps of sheets.

AutoCAD SHX Text E. Install membrane by unrolling over prepared substrate. Lap adjoining sheets as recommended by manufacturer

AutoCAD SHX Text and bond as recommended by manufacturer, cover top edge of each sheet at seam with uniform fillet or sealant.

AutoCAD SHX Text Install flashings and counterflashings as shown and as recommended by manufacturer.

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END

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MEMBRANE ROOFING AND ROOF INSULATION

AutoCAD SHX Text The General Conditions, Supplementary general Conditions and all other applicable requirements of the Contract

AutoCAD SHX Text Documents shall govern the work of this Section:

AutoCAD SHX Text Work Included: Provide all labor, materials and equipment necessary to complete all work of this Section, including

AutoCAD SHX Text but not necessarily 1imited to the following:

AutoCAD SHX Text A. Rigid roofs insulation.

AutoCAD SHX Text B. Sheet membrane roof applied over roof insulation.

AutoCAD SHX Text C. Anchors, accessories, flashing and fastening devices.

AutoCAD SHX Text Related Work

AutoCAD SHX Text Submittals

AutoCAD SHX Text A. Shop drawings: Submit typical installation details, shoving details at drains, at reinforcing flashing, at

AutoCAD SHX Text termination, at joints in Structure below, at intersection of horizontal and vertical surfaces, and at penetrations in

AutoCAD SHX Text membrane systems.

AutoCAD SHX Text B. Samples - submit

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1. Membrane, 6" x 6' sample.

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2. 6" x 6" sample of insulation board.

AutoCAD SHX Text C. Manufacturer ' s Literature: Submit manufacturer's technical and Installation literature for all materials of this

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AutoCAD SHX Text F. Submit test data that membrane meets or exceeds properties specified herein.

AutoCAD SHX Text Product Delivery, Storage and handling

AutoCAD SHX Text A. Deliver materials in original unopened containers.

AutoCAD SHX Text B. Container labeled with manufacturer's name, brand name, installation

AutoCAD SHX Text instructions, and identification of various items.

AutoCAD SHX Text C. Store materials, except membrane, between 60 degree F. and 80°F. If exposed

AutoCAD SHX Text to lower temperature, restore to proper temperature before using-

AutoCAD SHX Text D- Store materials, except membrane, in a dry area and protect. Damage materials shall be replaced at

AutoCAD SHX Text Contractor's expense..

AutoCAD SHX Text Job Conditions (Cautions and Warnings)

AutoCAD SHX Text A. Do not use base or plastic roof cement.

AutoCAD SHX Text B. Do not al low waste products ( petroleum, grease, oil, solvents, vegetable or mineral oil, animal fat) or direct

AutoCAD SHX Text steam venting to come in contact with Roofing System.

AutoCAD SHX Text C. Do not expose membrane and accessories to a constant temperature in excess of 180 F.

AutoCAD SHX Text D. Cements and bonding adhesives contain petroleum distillates and are extremely flammable. Do not breathe

AutoCAD SHX Text vapors or use near fire.

AutoCAD SHX Text E. Do not use splice wash near fire or flame in a Confined or unventilated area- Dispense only from a UL listed

AutoCAD SHX Text or approved safety can.

AutoCAD SHX Text F. Splicing and bonding surfaces shall be dry and clean.

AutoCAD SHX Text G. Cold temperatures shall not restrict installation o: Roofing System. Follow specified precautions for storage of

AutoCAD SHX Text materials end expose only enough cement and adhesive to be used within a four (4) hour period.

AutoCAD SHX Text H. Roof surface shall be free of ponded water, ice, or snow to eliminate future condensation problems.

AutoCAD SHX Text Protection

AutoCAD SHX Text A. Against Loads: Protect work of this Section against concentrated loads and any other loads of equipment that

AutoCAD SHX Text would damage the materials or work. Use boards or other approved means to safely distribute the loads.

AutoCAD SHX Text B. Against Traffic: Do not permit traffic on work of this Section, except for work men doing the work, during the

AutoCAD SHX Text installation, and after the installation until covered with protective boards or with the specified finishing materials.

AutoCAD SHX Text Take necessary preventive measures to protect work of this Section from damage until Project is completed.

AutoCAD SHX Text C. Rejection of Damage Work

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1. Damaged materials or work will be rejected.

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2. Rejected materials or work must be Immediately removed and replaced with new materials, at the Contractor's

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AutoCAD SHX Text Manufacturer's Representative

AutoCAD SHX Text A. Contractor shall require representative of manufacturer of the roofing material to provide field instructions and

AutoCAD SHX Text supervision of the installation of the complete roofing at the start of 'the work of this Section.

AutoCAD SHX Text B. Contractor shall require manufacturer's representative to make sure that the subcontractor's workmen are fully

AutoCAD SHX Text instructed and trained in the handling and application of all the materials, and shall see that all the materials are

AutoCAD SHX Text correctly installed.

AutoCAD SHX Text representative of the manufacture the roofing materials has supervised the work of this Section and that all

AutoCAD SHX Text materials are correctly installed.

AutoCAD SHX Text Qualifications of subcontractors

AutoCAD SHX Text Qualification of Roofing Contractors:

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a. Wood blocking b. Sheet metal flashing

AutoCAD SHX Text D. Contractor's Certification

AutoCAD SHX Text Subcontractor's qualifications

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AutoCAD SHX Text C. Upon completion of the installation, the Contractor shall submit to the COR written certification that the

AutoCAD SHX Text B. Limit joints between adjacent units to 1/4" max. Long dimension of boards shall run parallel to the deck ribs

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