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HomeMy WebLinkAbout69-00 RESOLUTION• • RESOLUTION NO. 69-00 SCANNED MICROFILMED A RESOLUTION AWARDING BID NO. 00-39 IN THE AMOUNT OF $38,605, PLUS A 10% CONTINGENCY OF $3,860; AND AUTHORIZING THE MAYOR AND CITY CLERK TO EXECUTE A CONTRACT FOR REPLACING THE ROOF AT THE ENGINEERING BUILDING LOCATED AT 125 WEST MOUNTAIN. BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF FAYETTEVILLE, ARKANSAS' Section 1. That the City Council hereby awards Bid No. 00-39 in the amount of $38,605, plus a 10% contingency of $3,860; and authorizes the Mayor and City Clerk to execute a contract for replacing the roof at the Engineering Building located at 125 West Mountain. A copy of the contract is attached hereto marked Exhibit "A" and made a part hereof. ;PASS. ID AND APPROVED this 16th day of May , 2000. 12,St ‘•_5ot.see Heather Woodruff, City Clerk APPROVED: By: • NAME OF FILE: y//i2a9-i1 CROSS REFERENCE: Date Contents of File Initials Acid- a .4.2 1 49J 42/ ZX#tAA%zh' LASS/ J \ T �/(/ eilmilazir , LKGC 9"N ei. g /b -Do G 'il/ergi,A- id-nr ,es/.07/)-Oo % '. , / Ji , nfr, G '/ f .r4/4. ?J/��',�/. �i%�'A Sri n ao j7 aAi 5//6/00 PQAtnn(mxvl .11 ic(*7.7 SON L MM • CONTRACT • EXHIBIT A This contract executed this /&p day of ,7,499/, 2000, between the City of Fayetteville, Arkansas, hereinaf er called the City, and Roofing Systems, Inc. , hereinafter called the Contractor, and having an address at 10824 H©liday Hills Dr., Rogers, AR 72756 In consideration of the mutual covenants contained herein, the parties agree as follows: 1. The Contractor at his own cost and expense shall furnish all labor, materials, supplies, machinery, equipment, tools, supervision, bonds, insurance, tax permits, and all other accessories and services necessary to complete items bid per bid 00-39 as stated in CONTRACTOR'S PROPOSAL, and in accordance with specifications attached hereto and made a part hereof under Bid #00-39, all included herein as if spelled out word for word. 2 The City shall pay the Contractor based on prices indicated in Contractor's Proposal. Progress payments will be made 30 days after approval and acceptance of work and submission of invoice. Amount of contract not to exceed $ 38,605.00 3. The Contract documents which comprise the contract between the City and the Contractor consist of this Contract and the following documents attached hereto, and made a part hereof: A. Bid form identified as Invitation to Bid 00-39 with the specifications and conditions typed thereon. B. The Contractor's proposal. C. The Notice to Prospective Bidders and the Bid Tabulation. 4 These Contract documents constitute the entire agreement between the City and the Contractor and may be modified only by a duly executed written instrument signed by the City and the Contractor. 5. Contractor shall not assign his duties under the terms of this agreement. 6. Contractor agrees to hold the City harmless and indemnify the City, against any and all claims for property damage, personal injury or death, arising from Contractor's performance of this contract. This clause shall not in any form or manner be construed to waive that tort immunity set forth under Arkansas Law. Bold 7 m X H • • 7 The Contractor shall furnish a certificate of insurance addressed to the Owner, showing that he carries the following insurance which shall be maintained throughout the term of the Contract. Any work sublet, the contractor shall require the subcontractor similarly to provide worker's compensation insurance. In case any employee engaged in work on the project under this contract is not protected under Worker's Compensation Insurance, the Contractor shall provide and shall cause each Subcontractor to provide adequate employer s liability insurance for the protection of such of his employees as are not otherwise protected. Comprehensive General Public Liability, $250,000 Comprehensive Automobile Liability (owned, hired and non -owned Vehicles) with bodily injury limits of $100,000 and property damage limit of $50,000 for each accident; Standard Workmen's Compensation and Employer's Liability covering with statutory limits; The premiums for all insurance and the bond required herein shall be paid by the Contractor. 8. If contract exceeds $20,000, Contractor agrees to furnish a Performance Bond, approved by the City, guaranteeing the performance of this contract, for not less than one hundred percent of the amount of this contract. Said performance bond shall be conditioned on full and complete performance of this contract and acceptance by the City of Fayetteville for the payment of all labor and materials entering into or incident to the proposed improvements. The Contractor agrees to furnish proof of licensure as required under the terms of Act 150 of the 1965 Acts of the Arkansas Legislature. Contractor agrees to begin work within ten (10) days of notice to proceed and complete the work within the time frame outlined in the bid document. Liquidated damages of $100 per day shall be assessed at the option of the City, not as a penalty, beginning on the first day following the completion time to cover additional costs. 10. All work called for herein shall be coordinated directly with the Project Manager or their designee, at 575-8361. • • 11. This contract may be terminated by the City with 10 days written notice. 12. Contractor shall be responsible for meeting compliance with ADA regulations. WITNESS OUR HANDS THIS 4, DAY OF /%J,g1/ , 2000. ATTEST: CITY CLERK fiot-eo ATTEST: SECRETARY BY CITY OF FAYETTEVILLE, FAYETTEVILLE, ARKANSAS MAYOR ROiYHe•q S`\r•c-, •I FIRM NAME BY SOA -t . P f es taX NA1?EJND TITLE .o2a'-. Nom, a¢ \'4 \\s Or, U BUSINESS ADDRESS • • • • • Re -Roof Project City of Fayetteville New Engineering Department 125 West Mountain Fayetteville, AR Firestone Building Products Company FIRESTONE ROOFING SYSTEMS THE SPECIFICATIONS HEREIN DESCRIBED ARE GENERAL GUIDELINES CREATED FROM INFORMATION PROVIDED TO FIRESTONE BUILDING PRODUCTS BY PROJECT SPECIFIERS AND DESIGN PROFESSIONALS. THEY ARE INTENDED TO FACILITATE AND ASSIST IN THE SELECTION OF ROOF MATERIALS, NOT AS A SUBSTITUTE FOR THE JUDGMENT OF A DESIGN PROFESSIONAL. THE ULTIMATE SELECTION OF A SPECIFICATION FOR A PARTICULAR ROOF REMAINS THE RESPONSIBILITY OF THE BUILDING OWNERS AND THEIR DESIGN PROFESSIONALS The SPECIFICATION is provided without charge or cost to you and is provided on an "AS -IS" basis. You assume the entire risk as to results, quality and performance of the SPECIFICATION. Firestone Building Products does not warrant, guarantee, or make any representations regarding the use of, or the results of the SPECIFICATION as applied in the field. The roofing system designs described herein are not intended or represented to be a replacement for consultation with a design professional, architect, specifier, engineer and/or roofing contractor. The SPECIFICATIONS suggested are intended to facilitate and assist the design professional and not as a substitute for their design judgment. The ultimate selection of a SPECIFICATION for any particular use, is the responsibility of the building owners and their design professionals. Firestone Building Products assumes no responsibility or liability for any defects in design or construction of the building, the roofing system selected, or the surface over which the roof products are applied. Firestone Building Products has no obligation for the design, engineering construction or architecture of the roof, roofing system or building. Firestone Building Products sells roofing materials that are covered by specific manufacturer's warranties which are incorporated herein by reference ALL WARRANTIES OF ANY KIND, ORAL OR WRITTEN, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF QUALITY, PERFORMANCE, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED. NO FIRESTONE BUILDING PRODUCTS DEALER, AGENT, OR EMPLOYEE IS AUTHORIZED TO MAKE ANY MODIFICATION, EXTENSION, OR ADDITION TO THIS WARRANTY. IN NO EVENT SHALL FIRESTONE BUILDING PRODUCTS BE LIABLE FOR ANY LOSS OF PROFIT OR ANY OTHER COMMERCIAL DAMAGE INCLUDING BUT NOT LIMITED TO SPECIAL, INCIDENTAL, CONSEQUENTIAL OR OTHER DAMAGES. • • • • Re -Roof Project City of Fayetteville New Engineering Department 125 West Mountain Fayetteville, AR SECTION 07510 SBS MODIFIED BITUMEN ROOFING SYSTEM PART1 GENERAL 1.01 GENERAL NOTES A. Preceding job start up, contractor shall decide to his satisfaction that all specifications contained here -in are workable. B. Contractor will perform all work by competent, trained, and properly equipped personnel in strict accordance with good roofing practices and applicable industry standards. C. Contractor will observe all published safety prevention policies and practices relating to application of roofing system and related work. All federal, state, and local codes shall be followed. D. Contractor will follow application, safety, etc. information as published in the most current edition of the Firestone Asphalt Roofing Systems Technical Manual. E. The building owner will be responsible for determining that the building will handle the weight of the new roof. F. All work to be coordinated with HVAC equipment contractor. G. A pre-bid conference will be mandatory. H. The specification here in is written around Firestone, however equal products will be considered. I. There are items on the existing building that are to be removed and this work will be a part of the bid. • • • • 1.02 WORK INCLUDED A. Work under this section covers the installation of a new SBS Modified Bitumen roofing system on the City of Fayetteville's New Engineering Department-at-125-West-Mountain,—FayettevillerAR. In -addition, contractor shall include all related items of work as noted herein or otherwise required to complete the specified elements of work and provide the necessary warranties for this work. B. Contractor shall remove the existing roof down to the roof deck including all existing composition base flashings. Contractor will dispose of all materials properly. Any asbestos removal shall comply with state and local codes and requirements and shall be disposed of in a legal manner. 1.03 SECTION INCLUDES A. Substrate preparation. B. Wood nailer installation. C. Membrane installation. D. Membrane flashing installation. 1.04 REFERENCES A. National Roofing Contractors Association (NRCA) - Roofing and Waterproofing Manual. B. Sheet Metal Air Conditioning Contractors National Association, Inc. (SMACNA) - Architectural Sheet Metal Manual 1.05 DEFINITIONS A. Firestone: Firestone Building Products Co., Headquarters, 525 Congressional Blvd., Carmel, IN 46032-5607 B. American Society for Testing and Materials ( ASTM ): 1916 Race St., Philadelphia, PA 19103. C. Roofing Terminology: Refer to ASTM D 1079 for definition of terms related to roofing work not otherwise defined in this Section. D. Equiviscous Temperature (EVT): Bitumen temperature at 75 centipoise for mechanical applicator and at 125 centipoise for hand mopping. • • 1.06 SYSTEM DESCRIPTION A. Base Ply: MB Base. B. Base Ply Attachment: Hot Mopped. nterply+lone. D. Cap Sheet: SBS. E. Cap Sheet Attachment: Hot Asphalt. F. Surfacing: Granule. SCOPE OF WORK WOOD DECK AREAS Remove existing roofs down to the %" Wood Deck. Mechanically attach two layers of 2" Firestone Polyisocyanurate Insulation for a total of 4" of ISO. Mechanically attach the ISO with Firestone All -Purpose Fasteners and Insulation Plates. Hot mop one layer of %" Firestone Woodfiber Insulation in 4' x 4' boards. Over the woodfiber board, mop one ply of Firestone MB Base Sheet. As the top layer, mop a SBS Cap sheet with white granule surfacing. The city will be provided a 12 -Year Red Shield Warranty. Additional Work: All gutters on the wood deck section need replaced. The gravel guard also needs replaced in this section. CONCRETE DECK AREAS Remove existing roofs down to the concrete deck. Prime deck and hot mop one layers of 1 %" Firestone Polyisocyanurate Insulation in 4' x 4' boards for a total of 1 1/2" of ISO. Hot mop one layer of Firestone Woodfiber Insulation in 4' x 4' boards. Over the woodfiber board, mop one ply of Firestone MB Base Sheet. As the top layer, mop a SBS Cap sheet with white granule surfacing. The city will be provided a 12 -Year Red Shield Warranty. Additional Work: Clay coping is cracked and needs to be replaced with a 24 -gauge pre -finished steel parapet wall cap. With the exception of the wood deck on the east wall, all parapet walls should be covered with treated plywood and covered with membrane. 1.07 SUBMITTALS A. Letter attesting that roofing contractor is currently licensed by Firestone. B. .Warranty: Submit warranty sample. • • 1.08 QUALITY ASSURANCE A. Manufacturer: 1- Company specializing -in -manufacturing -the -roofing -membrane specified in this Section with ten years of manufacturing experience. 2. System supplier must have ISO 9002 certification. 3. Manufacturer must be able to provide the project with the membrane and Isocyanurate insulation that is produced in their facilities. All major roofing components including membrane, insulation, and fasteners should be provided by membrane manufacturer. B. Applicator: 1. Shall be a Firestone Master Contractor. 2. Shall have a fully staffed office within 30 miles of the job site. 3. Shall have at least five years experience in installing specified system. 4. Shall have at least one (1) million dollar insurance liability umbrella. 5. Shall provide a payment performance bond to building owner upon request. • 1.09 REGULATORY REQUIREMENTS A. Conform to applicable local building code requirements. 1.10 QUALITY INSPECTIONIOBSERVATION A. Inspection by Manufacturer: Provide a final inspection of the roofing system by a Technical Representative employed by roofing system manufacturer. 1. Technical Representative shall not perform any sales functions. Contractor shall complete any necessary repairs required for issuance of warranty. 1.11 DELIVERY, STORAGE AND HANDLING A. Deliver products in manufacturer's original containers dry, undamaged, seals and labels intact and legible. B. Store all materials clear of ground and moisture with weather protective covering. Store roll goods on end. C. Keep all combustible materials away from ALL ignition sources. • • 1.12 ENVIRONMENTAL REQUIREMENTS A. Install roofing membrane only when surfaces are clean, dry, smooth and free -of -any moisture. B. Do not apply roofing membrane during inclement weather or when ambient conditions will not allow proper application. Consult Firestone Technical Specifications on cold weather application. 1.13 WARRANTY A. Type/Term. 1. Provide 12 -year Firestone Red Shield Roofing System Limited Warranty. Warranty shall include membrane, roof insulation, and all other products supplied by Firestone Building Products. B. Coverage: 1. Red Shield Warranty: a. Limit of liability: No Dollar Limitation b. Scope of coverage: Repair any leak in the Firestone Modified Bitumen Roofing System caused by the ordinary wear and tear of the elements, manufacturing defect in Firestone brand materials, and the workmanship used to install these materials. PART 2 PRODUCTS 2.01 NAILERS FOR FLANGES AND ROOF ACCESSORIES A. Description: Structural Grade No. 2 or better Southern Pine, Douglas Fir, or Exterior Grade plywood. All wood shall be pressure treated for rot resistance. 1. Nailer width: Minimum 3 1/2 in. (nominal) wide or as wide as the nailing flange of each roof accessory. 2. Nailer thickness. Thickness of roof insulation. B. Reference Standards: .r 1. Southern Pines: PS 20; SPIB Grading Rules. 2. Western Woods: PS 20; WWPA Grading Rules. 3. Plywood: PS 1; APA Grade Stamps. 4. Pressure preservative treatment: AWPB LP2. • • 2.02 ASPHALT PRIMER A. Description: Asphaltic primer suitable for use with asphalt roofing over concrete and for insulation installation. D. Reference Standard: AST -M -D-44. 2.03 POLYISOCYANURATE ROOF INSULATION A. Description: Roof insulation consisting of closed cell polyisocyanurate foam core and a perforated black glass reinforced mat laminated to the face. 1. Base Layer: a. Nominal Thickness: 1.5"and 2.0". b. Nominal Size. 48" x 48" Concrete deck areas. 48" x 96" in Wood deck areas 2. Intermediate Layer: a. Nominal Thickness: 2.0" b. Nominal Size: 48" x 48" Concrete deck areas. 48" x 96" in Wood deck areas B. Reference Standards: 1. FS HH-I-1972/Gen. 2. FS HH -I-1973/3. 3. ASTM C 209 - Water Absorption. 4. ASTM E 96 - Water Vapor Transmission of Materials. 5. ASTM D 1621 - Compressive Strength. 6. ASTM D 1622 - Density. 7. ASTM D 2126 - Dimensional Stability. 8. ASTM E 84 - Flame Spread C. Product/Producer: ISO 95+ Polyisocyanurate Insulation by Firestone. 2.04 WOOD FIBER ROOF INSULATION A. Description: Uniform density roof insulation consisting of interlocking fibers produced by mechanical fiberizing. The board is treated on the top to reduce asphalt absorption. 1. Top Layer: a. Nominal Thickness: 0.5". b. Nominal Size. 48" x 48". B. Reference Standards: 1. FS LLL -I-5356. 2. ASTM C 208 Class C - Water Absorption, Linear Expansion. 3. ASTM C 209 - Water Absorption, Linear Expansion. 4. ASTM C 165 - Compressive Strength. • • C. Product/Producer: FiberTop Wood Fiber Insulation by Firestone. 2.05 INSULATION FASTENER ( Wood Deck Areas Only) A. Insulation fastener 1. Description: Standard duty threaded fastener with fluorocarbon polymer coating and drill point tip capable of penetrating 20 gauge steel. Consult Firestone Asphalt Roofing Systems Technical Manual and FM if needed, for proper fastening rate and depth. 2. Reference Standard: SAE 1022, Heat Treated 3. Product/Producer: a. All Purpose (AP) fasteners by Firestone. 2.06 MANUFACTURERS - MEMBRANE MATERIALS A. Firestone SBS Modified Bitumen Roofing System or approved equal. 2.07 MEMBRANE MATERIALS A. Membrane: 1. Description: White granule surfaced roofing membrane consisting of styrene -butadiene -styrene (SBS) rubber modified asphalt reinforced with a 190 g/sq.m (5.60z/sq.yd) non -woven polyester mat enhanced with continuous glass fiber strands in the machine direction. 2. Reference Standard: ASTM D 6164-97 3. Product/Producer: a. SBS Modified Bitumen Cap Sheet Membrane by Firestone. 2.08 BASE SHEET MATERIALS A. Description: A high-performance, asphalt coated, fiberglass reinforced, roofing base sheet. 1. Tensile Strength: Minimum 44 lbs/in. when tested either machine or cross machine direction. • • B. Reference Standard: 1. ASTM D 4601 Type II. 2. ASTM D 5147 C. Product/Producer: 1.—MB-BaseSheet-by-F-firestone. 2.09 BASE FLASHINGS A. Description: Two (2) ply system consisting of one MB base and SBS flashing sheet. 2.10 ASPHALT BITUMEN A. Description: Site -melted or tanker -delivered petroleum asphalt type as specified in Roof Membrane System. 1. For interply embedment: Type IV 2. For SBS embedment: Type IV 3. For flashing embedment: Type IV B. Reference Standard: ASTM D 312. C. Product/Producer: 1. Trumbull Asphalt 2. United Asphalt D. Follow all industry and manufacturer requirements for heating, storage and handling of asphalt. 2.11 CANTS A. Description: Non-flammable perlite cants, with 45° face slope and minimum 4" face dimension. 1. Required at all angle changes, greater than 45° between the vertical surface and horizontal plane. 2. Cant strips shall be set in hot steep asphalt, roofing mastic, or mechanically attached with acceptable fasteners and plates. B. Reference Standard: ASTM C 209. 2.12 ASPHALT FLASHING CEMENT, ASBESTOS -FREE A. Description: Asphalt -based flashing cement, asbestos -free. B. Reference Standard: ASTM D 4586 • • • 2.13 LEAD FLASHING A. Description: Soft lead sheet, weighing at least 3 lbs/sq. ft. 7.14 -ROOF WALKJ_READS A. Description: 1. SBS granule surface sheet, mopped to finished roof surface 2. Remove smooth, selvage edge if left exposed. B. Reference Standard: ASTM D 5147 C. Product/Producer: 1. SBS Cap Sheet Modified Bitumen Membrane, by Firestone. 2.15 METAL FLASHING A. Edge Metal and/or Coping 1. Description: Provide new 24 Gauge pre -finished steel as needed. PART 3 EXECUTION 3.01 EXAMINATION A. Verify that surfaces and site conditions are ready to receive work. B. Examine roof deck to determine that it is sufficiently rigid to support roofers and their mechanical equipment and that deflection will not strain or rupture roof components or deform deck. C. Verify deck is clean and smooth, free of depressions, waves, or projections, properly sloped to insure drainage. Examine substrate to determine that surface is in a suitable condition for roofing work. Do not start roof application until defects have been corrected. D. Verify roof openings, curbs, pipes, sleeves, ducts, and vents through roof are solidly set, and cant strips, wood nailing strips and reglets are in place. E. The condition of surface to receive roof insulation shall be firm, clean, smooth, and dry. F. Deck Dryness Test:(for direct concrete deck attachment) 1. Use approximately 1 pint of bitumen specified for this section for use in roof membrane, heated to a temperature that will ensure a minimum application temperature of 400°F. • • 2. Pour bitumen on surface of deck. If bitumen foams, deck is not dry enough to roof. 3. After bitumen has cooled, make an attempt to strip bitumen from deck surface. If bitumen strips clean from deck, deck is not dry enough to roof. 3. Retest until bitumen ceases to foam and adheres firmly to deck. G. The condition of surface to receive roof insulation shall be firm, clean, smooth, and dry. 3.02 PROTECTION OF OTHER WORK A. Protect metal, glass, plastic, and painted surfaces within wind-borne range of bitumen application. Protect neighboring work, properties, cars, and persons from spills and wind-borne bitumen. 3.03 STORAGE OF MATERIALS A. Keep materials used in construction of roofing systems dry before and during application. Store roll goods on end. Use breather type coverings such as canvas. 3.04 COLD WEATHER APPLICATION A. Stop work when specified bitumen application temperatures for proper embedment and adhesion of roofing plies cannot be maintained. Cracking, wrinkles, voids, non -adhesion, and fishmouths are more likely to occur when ambient temperature is below 50°F. B. Use insulated supply lines and insulated roof top equipment to minimize temperature drop in bitumen. Do not overheat bitumen to compensate for cold weather. Given good operating procedure and properly insulated equipment, a maximum 50°F temperature drop from kettle/ tanker to point of application should be anticipated. C. Remove moisture from deck surface prior to installation of materials by squeegee or by normal drying by sun or wind. D. Keep bitumen within 5 ft., or within one insulation board width of roll. E. Broom or squeegee in ply sheets for all roof systems. Pull broom or squeegee; do not push. 3.05 PHASED CONSTRUCTION A. Phased construction will not be permitted on this project. 3.06 NAILERS • • • • A. All wood nailers to be provided and installed by the owner or the owners representative. Any rotted or deteriorated lumber will be the owners responsibility. B. Mechanically attach nailers securely to structure to resist Toads imparted from roof insulation, roof membrane, roof accessories, and other roof components. 3.07 ASPHALT PRIMER APPLICATION A. Do not dilute unless recommended by producer. B. Apply by brush, spray, or roller. 1. Apply ata rate of 3/4 to 1-1/4 gal/ 100 ft2 2. Allow to dry before work resumes on primed area. 3.08 ASPHALT APPLICATION A. Apply asphalt at EVT +/- 25°F. If EVT is unknown, apply at the following temperatures: 1. Type III 425 to 450°F. 2. Type IV 425 to 475°F. B. Do not apply asphalt or ply sheets if asphalt temperature is below that specified. C. Do not heat to or above flash point, or 525°F, whichever is greater. 1. Do not heat between 500-525°F for more than 4 hours. 2. Maximum storage temperature: 325°F. D. Apply by machine or hand mopping. 3.09 ROOF INSULATION APPLICATION: GENERAL A. Install only as much insulation as can be covered with the completed roofing system before the end of the day's work or before the onset of inclement weather. B. Seal deck points, where needed, to prevent bitumen drippage. C. Lay roof insulation in courses parallel to roof edges. E. Neatly fit insulation to all penetrations, projections, and nailers. Insulation shall be fit tightly, with gaps not greater than 1/4". All gaps greater that 1/4" shall be filled with acceptable insulation. Under no circumstances shall the roofing membrane be left unsupported over a space greater than 1/4". Tapered insulation shall be installed around roof drains so as to provide proper slope for drainage. Miter roof insulation edges at ridge, valley and other similar non -planar conditions. • • • F. When installing multiple layers of insulation, all joints between layers shall be staggered at least 6 in. 3.10 INSULATION ATTACHMENT: (WOOD DECK AREAS) • A. Base Layer: 2.0" Firestone ISO 95+. B. Base Layer Attachment: Fasteners. C. Intermediate Layer: 2.0" Firestone ISO 95+. D. Intermediate Layer Attachment: Fasteners. E. Top Layer: 0.5" Firestone Wood Fiber. G. Top Layer Attachment: Hot Asphalt. INSULATION ATTACHMENT: (CONCRETE DECK AREAS) A. Base Layer: 1.5" Firestone ISO 95+. B. Base Layer Attachment: Hot Asphalt. • D . Intermediate Layer Attachment: Hot Asphalt. E Top Layer: 0.5" Firestone Wood Fiber. F. Top Layer Attachment: Hot Asphalt 3.11 INSULATION APPLICATION: (WOOD DECK AREAS) A. Base Layer: Loose Lay B. Intermediate Layer: Using the Firestone All Purpose fastener and Firestone insulation plate engage fastener through both layers of insulation into %" wood deck at the depth and rate specified in the Firestone Technical Information Manual or as needed to meet any FM requirements. C. Top Layer: 1. Insulation attachment: a. Top Layer, Asphalt Attachment: Embed maximum 4'X4' board size Firestone 'A" FiberTop in a uniform, solid 25 to 30 Ib/100 sq. ft mopping of hot Type III or IV asphalt to ISO intermediate layer. Asphalt must be hot enough to obtain positive securement. "Walk-in" individual roof insulation boards to obtain maximum adhesive contact. INSULATION APPLICATION: (CONCRETE DECK AREAS) A. Base Layer: 1. Grout or tape deck joints, where needed, to prevent bitumen drippage. 2. Apply primer at a minimum rate of one (1) gal/100 sq. ft.; allow to dry. • • • 3. Insulation attachment: a. Bottom Layer, Asphalt Attachment : Embed base layer of maximum 4'X4' board size Firestone ISO 95+ insulation in a uniform, solid 25 to 30 Ib/100 sq. ft mopping of hot Type III or IV asphalt to the deck. Asphalt-must-be-hot-enough-to-obtain_positive_securement. "W211E-in" individual roof insulation boards to obtain maximum adhesive contact. B. Intermediate Layer: 1. Insulation attachment: a. Asphalt Attachment: Embed intermediate layer of maximum 4'X4' board size Firestone ISO 95+ insulation in a uniform, solid 25 to 30 Ib/100 sq. ft mopping of hot Type III or IV asphalt to base insulation layer Asphalt must be hot enough to obtain positive securement. "Walk-in" individual roof insulation boards to obtain maximum adhesive contact. C. Top Layer: 1. Insulation attachment: a. Top Layer, Asphalt Attachment: Embed maximum 4'X4' board size Firestone %" FiberTop in a uniform, solid 25 to 30 Ib/100 sq. ft mopping of hot Type III or IV asphalt to ISO intermediate layer. Asphalt must be hot enough to obtain positive securement. "Walk-in" individual roof insulation boards to obtain maximum adhesive contact. 3.12 BASE SHEET APPLICATION A. Starting at the low point of the roof, embed one ply of MB Base Sheet in a uniform solid mopping of asphalt. Embed the a full width of MB Base Sheet in a full mopping of Type III or IV asphalt to the substrate at a rate of approximately 25 Ib/100 sq. ft. A minimum of 1/2" maximum flow of hot asphalt should be seen coming from the side laps. MB Base sheet shall have a minimum 2" side laps and 4° end laps. Keep sheet free of wrinkles, buckles and fish mouths. Brooming in may be required to eliminate voids and obtain proper embedment. 3.13 MEMBRANE APPLICATION A. Starting at the low point, embed one ply of SBS White granule surfaced membrane in a full mopping of Type IV asphalt at a rate of approximately 25 Ibs/100 sq. ft. A 1/16" to 1/2° flow of hot asphalt should be seen coming from the side laps. SBS shall have minimum 3" side laps and 6" end laps. Keep sheet free of wrinkles, buckles and fish mouths. • Rolls will need to be unrolled and allowed to relax and may require Brooming in colder weather, below 50°F, in order to eliminate voids and obtain proper embedment. B—Apply-matching-granules-to-areas-ofasphalt `bleed-out=while-theasphalt_is still hot 3.14 BASE FLASHINGS A. Base flashings may be mopped or torched directly to non-combustible surfaces that have been primed. Combustible surfaces require the application of a mechanically fastened base sheet prior to the application of the base flashing cap sheet. B. Base flashings may be adhered to Base Sheet using Firestone's Modified Bitumen Flashing cement. C. Where flashing laps onto field cap sheet, the lap area shall be completed by heat fusing in accordance with Firestone's requirements. NOTE: When torching granulated Modified Bitumen sheet, areas such as end laps, base flashings, and patches that have granules on receiving surface embed granules in underlying sheet Embed granules with a hot trowel by heating surface and troweling -in all granules until a uniform black surface coated with compound is achieved in lap area. Any area of the sheet not protected with a granule surface should be dressed with additional loose granules or patched with an additional piece of granule surfaced modified. 3.15 FLASHINGS AND ACCESSORIES A. Edge Metal and/or Coping 1. Description: Provide new 24 Gauge pre -finished steel as needed. 3.16 ROOF WALKWAYS A. Install walkways at all access points to the roof and around all rooftop equipment that may require maintenance. B. Install Walkway pads according to the requirements in the Firestone Asphalt Roofing Systems Technical Specification Manual. 3.17 FIELD QUALITY CONTROL A. Field inspection and testing will be performed as required by manufacturer. B. Correct identified defects or irregularities.