VA 07 51 00 11-2010 BUILT-UP BITUMINOUS ROOFING HOT-APPLIED.pdf

1、10-10 07 51 00.11 - 1 SECTION 07 51 00.11 BUILT-UP BITUMINOUS ROOFING, HOT-APPLIED SPEC WRITER NOTES: 1. Delete text in / / if not applicable to project, or edit to reflect project requirements. Delete other items or paragraphs not applicable and renumber paragraphs. 2. Follow the recommendations of

2、 the National Roofing Contractors Association “Roofing and Waterproofing Manual“ for design criteria. 3. Insure positive slope to drains occur; minimum of 1:50 (1/4-inch per foot) without any “gutters“ (no slopes between drains). Do not use on slopes over 1:12 (one inch per foot) except for flashing

3、s. Slope crickets 1:50 (1/4-inch per foot). 4. Insure drains are located at points of maximum deflection; such as at midspans. 5. Assure roof plan shows all penetrations and proper separation of penetrations. Coordinate with plumbing, HVAC, and electrical. 6. Coordinate with Section 07 22 00, ROOF A

4、ND DECK INSULATION. 7. Install building expansion joints on curbs 200 mm (8 inches) above roof surface. 8. Do not use pitch pockets. 9. Modify this section to address reroofing of existing roofing system. Coordinate with Section 07 01 50.19 PREPARATION FOR REROOFING for reroofing of existing facilit

5、ies. PART 1 - GENERAL 1.1 DESCRIPTION A. This section includes hot-applied bituminous hybrid built-up roofing /solar reflective granular coating/ /solar reflective aggregate surfacing/ /smooth surface with applied solar reflective coating/. 1.2 RELATED WORK SPEC WRITER NOTE: Edit Related Work to ref

6、lect other sections relating directly to this section or referenced in this section. A. General sustainable design documentation requirements: Section 01 81 13 SUSTAINABLE DESIGN REQUIREMENTS. B. Insulating Concrete Systems: Section 03 52 00, LIGHTWEIGHT CONCRETE ROOF INSULATION. Provided by IHSNot

7、for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-10 07 51 00.11 - 2 C. Wood cants, blocking, and wood edge strips: Section 06 10 00, ROUGH CARPENTRY. D. Roof Insulation: Section 07 22 00, ROOF AND DECK INSULATION. E. Vapor barrier: Section 07 22 00, ROOF AND DECK INS

8、ULATION. F. Sheet metal components and wind uplift requirements for roof-edge design: Section 07 60 00, FLASHING AND SHEET METAL. G. Miscellaneous items: Section 07 71 00, ROOF SPECIALTIES/ Section 07 72 00, ROOF ACCESSORIES. 1.3 APPLICABLE PUBLICATIONS SPEC WRITER NOTES: 1. Update applicable public

9、ations to current issue at time of project specification preparation 2. Update material requirements to agree with applicable requirements (types, grades, classes,) specified in the referenced Applicable Publications A. Publications listed below form a part of this specification to the extent refere

10、nced. Publications are referenced in the text by the basic designation only. Editions of applicable publications current on date of issue of bidding documents apply unless otherwise indicated. B. American National Standards Institute/Single-Ply Roofing Institute (ANSI/SPRI): ANSI/SPRI ES-1-03.Wind D

11、esign Standard for Edge Systems Used with Low Slope Roofing Systems C. American Society of Civil Engineers/Structural Engineering Institute (ASCE/SEI): ASCE/SEI-7-10.Minimum Design Loads for Buildings and Other Structures D. Asphalt Roofing Manufacturers Association/National Roofing Contractors Asso

12、ciation (ARMA/NRCA): Quality Control Guidelines for the Application of Polymer Modified Bitumen Roofing E. ASTM International (ASTM): C67-09Standard Test Methods for Sampling and Testing Brick and Structural Clay Tile C140-09.Standard Test Methods for Sampling and Testing Concrete Masonry Units and

13、Related Units C1370-00(R2005).Standard Test Method for Determining the Chemical Resistance of Aggregates for Use in Chemical-Resistant Sulfur Polymer Cement Concrete and Other Chemical-Resistant Polymer Concretes Provided by IHSNot for ResaleNo reproduction or networking permitted without license fr

14、om IHS-,-,-10-10 07 51 00.11 - 3 C1371-04Standard Test Method for Determination of Emittance of Materials Near Room Temperature Using Portable Emissometers C1549-04Standard Test Method for Determination of Solar Reflectance Near Ambient Temperature Using a Portable Solar Reflectometer D146-04.Standa

15、rd Test Methods for Sampling and Testing Bitumen-Saturated Felts and Woven Fabrics for Roofing and Waterproofing D312-00(R2006)Standard Specification for Asphalt Used in Roofing D448-00(R2006)Sizes of Aggregate for Road and Bridge Construction D751-06.Test Methods for Coated Fabrics D1644-01(R2006).

16、Standard Test Methods for Nonvolatile Content of Varnishes D1863-05Mineral Aggregate Used on Built-Up Roofs D2178-04Asphalt Glass Felt Used in Roofing and Waterproofing D2523-00(R2006).Standard Practice for Testing Load-Strain Properties of Roofing Membranes D3884-09Abrasion Resistance of Textile Fa

17、brics (Rotary Platform Double-Head Method) D3909-97(R2004).Asphalt Roll Roofing (Glass Felt) Surfaced with Mineral Granules D3960-05Standard Practice for Determining Volatile Organic Compound (VOC) Content of Paints and Related Coatings D4073-06Standard Test Method for Tensile-Tear Strength of Bitum

18、inuous Roofing Membranes D4263-83(2005)Standard Test Method for Indicating Moisture in Concrete by the Plastic Sheet Method D4586-07Asphalt Roof Cement, Asbestos Free D4601-04Standard Specification for Asphalt-Coated Glass Fiber Base Sheet Used in Roofing D4897-01Asphalt Coated Glass Fiber Venting B

19、ase Sheet Used in Roofing D5147-07Standard Test Methods for Sampling and Testing Modified Bituminous Sheet Material Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-10 07 51 00.11 - 4 D5201-05(2010)Standard Practice for Calculating Formulation Phys

20、ical Constants of Paints and Coatings D6162-00(R2008).Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials Using a Combination of Polyester and Glass Fiber Reinforcements D6163-00(R2008).Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials Using Glass Fiber Reinforcemen

21、ts D6164-05Styrene Butadiene Styrene (SBS) Modified Bituminous Sheet Materials Using Polyester Reinforcements D6511-06Standard Test Methods for Solvent Bearing Bituminous Compounds E108-10.Standard Test Methods for Fire Tests of Roof Coverings E408-71(R2008)Standard Test Methods for Total Normal Emi

22、ttance of Surfaces Using Inspection-Meter Techniques E1918-06Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field E1980-01Standard Test Method for Measuring Solar Reflectance of Horizontal and Low-Sloped Surfaces in the Field WK29032-10Standard Test

23、 Method for Determination of Solar Reflectance Near Ambient Temperature Using a Portable Solar Reflectometer F. American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE) ASHRAE 90.1-2007Energy Standard for Buildings Except Low-Rise Residential Buildings, Appendix f. G. Cool

24、 Roof Rating Council: CRRC-1Product Rating Program, www.coolroofs.org H. FM Approvals: RoofNav Approved Roofing Assemblies and Products. 4450-89.Approved Standard for Class 1 Insulated Steel Deck Roofs 4470-10.Approved Standard for Class 1 Roof Coverings 1-28-09.Loss Prevention Data Sheet: Design Wi

25、nd Loads. 1-29-09.Loss Prevention Data Sheet: Above-Deck Roof Components Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-10 07 51 00.11 - 5 1-49-09.Loss Prevention Data Sheet: Perimeter Flashing I. National Roofing Contractors Association: Roofing

26、 and Waterproofing Manual J. U.S. Environmental Protection Agency (EPA): EPA 600/R13/116-02Method for the Determination of Asbestos in Bulk Building Materials K. U.S. Department of Agriculture (USDA): USDA BioPreferred Catalog, www.biopreferred.gov L. U.S. Department of Energy (DoE): Roof Products Q

27、ualified Product List, www.energystar.gov 1.4 PERFORMANCE REQUIREMENTS A. Material Compatibility: Provide roofing materials that are compatible with one another under conditions of service and application required, as demonstrated by membrane roofing manufacturer based on testing and field experienc

28、e. SPEC WRITER NOTE: Edit load strain properties below to represent tensile strength of specified roof system; this allows for comparison of differing but comparably-performing systems. Default tensile strain value of 600 lbf is recommended for roof membranes isolated from roof deck by insulation va

29、lues in excess of R30, which corresponds to ASHRAE 90.1-2007 minimum requirements. High insulation values result in high daily thermally-induced tensile strain values on conventionally-located roof membranes. B. Roofing Membrane System Load-Strain Properties: Provide a roofing membrane identical to

30、component systems that have been successfully tested by a qualified independent testing and inspecting agency to meet the following minimum load-strain properties at membrane failure when tested according to ASTM D2523: 1. Tensile strain at failure, at 0 deg F (-18 deg C): /600 lbf(2.67 kN)/ cross m

31、achine direction, minimum; /4.0 to 5.5/ percent elongation at break. SPEC WRITER NOTE: Retain one or more paragraphs below for typical roofing applications based upon current Federal mandates, which may include one or more of the following: 1) Guiding Principles for Federal Leadership in High Perfor

32、mance and Sustainable Buildings incorporated in Executive Order 13423 “Strengthening Federal Environmental, Energy, and Transportation Management, dated January Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-10 07 51 00.11 - 6 24, 2007; 2) Energy

33、 Policy Act of 2005 (EPA 2005); 3) Energy Independence and Security Act of 2007 (EISA 2007); 4) LEED mandate; 5) Conformance with locally-applicable requirements. C. Roofing System Energy Performance Requirements: Provide a roofing system identical to components that that have been successfully test

34、ed by a qualified independent testing and inspecting agency to meet the following requirements: SPEC WRITER NOTE: Retain paragraph below for roofs that must comply with DOEs ENERGY STAR requirements: www.energystar.gov. 1. Energy Performance, Energy Star: Provide roofing system that is listed on DOE

35、s ENERGY STAR “Roof Products Qualified Product List“ for low-slope roof products. SPEC WRITER NOTE: Retain paragraph below for LEED project requirements; note that LEED Credit SS 7.2 is not geographic location specific. 2. Solar Reflectance Index: Not less than 78 when calculated according to ASTM E

36、1980 based on testing identical products by a qualified testing agency. SPEC WRITER NOTE: Retain paragraph below for roofs that must comply with California Energy Commission CEC-Title 24: . 3. Energy Performance, CRRC-1: Provide roofing system with initial solar reflectance not less than 0.70 and em

37、issivity not less than 0.75 when tested according to CRRC-1. SPEC WRITER NOTE: Typically retain below for VA new construction and reroofing projects in ASHRAE Climate Zones 1 through 3 and elsewhere where cool roof technology is indicated as cost-effective. Also refer to Exceptions in ASHRAE 90.1 Ap

38、pendix f that address ballasted, vegetated, and ventilated roofs. 4. Energy Performance, Aged: Provide roofing system with minimum three-year aged solar reflectance not less than 0.55 when tested in accordance with ASTM C1549 or ASTM E1918, and in addition, a minimum three-year-aged thermal emittanc

39、e of 0.75 when tested in accordance with ASTM C1371 or ASTM E408. a. Where tested aged values are not available for proposed product, submit calculations to adjust initial solar reflectance to Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-10 07

40、51 00.11 - 7 demonstrate compliance as indicated in ASHRAE 90.1-2007 Addendum f. b. Alternatively, provide roofing system with minimum three-year aged Solar Reflectance Index of not less than 64 when determined in accordance with the Solar Reflectance Index method in ASTM E1980 using a convection co

41、efficient of 2.1 BTU/h-ft2 (12 W/m2K). 1.5 QUALITY CONTROL A. Installer Qualifications: 1. Licensed or approved in writing by manufacturer to perform work under warranty requirements of this Section. 2. Employ full-time supervisors knowledgeable and experienced in roofing of similar types and scopes

42、, and able to communicate with owner and workers. B. Inspector Qualifications: Inspection of work by third-party technical inspector or technical representative of manufacturer experienced in the installation and maintenance of the specified roofing system, qualified to perform roofing observation a

43、nd inspection specified in Field Quality Control Article, to determine Installers compliance with the requirements of this Project, and approved by the manufacturer to issue warranty certification. The Roofing Inspector shall be one of the following: 1. An authorized full-time technical employee of

44、the manufacturer, not engaged in the sale of products. 2. An independent party certified as a Registered Roof Observer by the Roof Consultants Institute (RCI), retained by the Contractor or the Manufacturer and approved by the Manufacturer. C. Product/Material Requirements: 1. Obtain products from s

45、ingle manufacturer or from sources recommended by manufacturer for use with roofing system and incorporated in manufacturers warranty. 2. Provide manufacturers label on each container or certification with each load of bulk bitumen, indicating Flash Point (FP), Finished Blowing Temperature (FBT), So

46、ftening Point (SP), Equiviscous Temperature (EVT). 3. Provide manufacturers certification that field applied bituminous coatings and mastics, and field applied roof coatings comply with limits for Volatile Organic Compounds (VOC) per the National Volatile Organic Compound Emission Standards for Arch

47、itectural Coatings pursuant to Section 183(e) of the Clean Air Act with limits as follows: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-10-10 07 51 00.11 - 8 a. Bituminous Coatings and Mastics: 500 g/l (4.2 lb/gal.). b. Roof Coatings: 250 g/l (2.1

48、 lb/gal.). SPEC WRITER NOTES: 1. Retain paragraph below when it is appropriate to incorporate Federal Guiding Principles IV from Guiding Principles for Federal Leadership in High Performance and Sustainable Buildings incorporated in Executive Order 13423 “Strengthening Federal Environmental, Energy,

49、 and Transportation Management, dated January 24, 2007, www.ofee.gov/eo/eo13423_main.asp: Enhance Indoor Environmental Quality: Biobased Content Requirement. Requirement differs from related requirements in LEED definitions. 2. Projects General Requirements should indicate goals for percentages of bio-based, rapidly-renewable, and certified sustainable w