ASTM_C_1459_-_04_2014.pdf

Designation:C145904(Reapproved 2014)Standard Specification forPerformance of Non-Asbestos Fiber-Reinforced CementShake,Shingle,and Slate Roofing Systems1This standard is issued under the fixed designation C1459;the number immediately following the designation indicates the year oforiginal adoption or,in the case of revision,the year of last revision.A number in parentheses indicates the year of last reapproval.Asuperscript epsilon()indicates an editorial change since the last revision or reapproval.1.Scope1.1 This specification covers the performance of non-asbestos,fiber-reinforced cement shake,shingle,and slateroofing systems that are of uniform or nonuniform thicknessand texture.1.2 This specification does not include details of productinstallation and workmanship.The manufacturers installationinstructions shall be referred to for details such as slope,interlayment,underlayment,sheathing requirements,exposure,fasteners,and repair or replacement instructions.1.3 This specification does not address requirements forindividual shake,shingle,and slate products,which are cov-ered in Specification C1225 and C1530.1.4 The tests contained in this specification are intended asqualification tests for a roofing system.Changes in productformulation,design,or manufacturing process beyond theranges allowed in the manufacturers quality controlspecifications,shall require subsequent system retesting orwritten concurrence by an independent testing agency that thechanges in formulation,design,or manufacturing process willnot be detrimental to system performance.1.5 The values stated in inch-pound units are to be regardedas standard.The values given in parentheses are mathematicalconversions to SI units that are provided for information onlyand are not considered standard.1.6 This standard does not purport to address all of thesafety concerns,if any,associated with its use.It is theresponsibility of the user of this standard to establish appro-priate safety and health practices and determine the applica-bility of regulatory limitations prior to use.2.Referenced Documents2.1 ASTM Standards:2C1154 Terminology for Non-Asbestos Fiber-Reinforced Ce-ment ProductsC1185 Test Methods for Sampling and Testing Non-Asbestos Fiber-Cement Flat Sheet,Roofing and SidingShingles,and ClapboardsC1225 Specification for Fiber-Cement Roofing Shingles,Shakes,and SlatesC1530 Specification for Non-Asbestos Fiber-Cement Roof-ing Shakes,Shingles,and Slates with Designed VaryingProfiles and ThicknessesE108 Test Methods for Fire Tests of Roof Coverings3.Terminology3.1 DefinitionsRefer to Terminology C1154.4.Significance and Use4.1 This specification addresses key performance aspects offiber-reinforced cement roofing systems.Aspects of perfor-mance such as aesthetics,hail resistance,wind resistance,wind-driven rain resistance,and items referenced in 1.2 are notaddressed in this specification.Additional properties,whichmay influence system performance,are addressed in Specifi-cations C1225 and C1530.5.Performance Requirements5.1 Installed Strength TestThe failure loads for the equi-librium and wet specimens shall be as required in Table 1 whentested in accordance with Section 6.5.2 Installed Weight TestDetermine the weight in accor-dance with Section 7.1This specification is under the jurisdiction of ASTM Committee C17 onFiber-Reinforced Cement Productsand is the direct responsibility of SubcommitteeC17.02 on Non-Asbestos Fiber Cement Products.Current edition approved June 1,2014.Published June 2014.Originallyapproved in 2000.Last previous edition approved in 2009 as C1459 04(2009).DOI:10.1520/C1459-04R14.2For referenced ASTM standards,visit the ASTM website,www.astm.org,orcontact ASTM Customer Service at serviceastm.org.For Annual Book of ASTMStandards volume information,refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International,100 Barr Harbor Drive,PO Box C700,West Conshohocken,PA 19428-2959.United States1 5.3 Accelerated Aging(Wet/Dry Cycling Test)There shallbe no signs of additional damage or cracking when examinedunder 5 magnification,and the ratio of strength(R)shall be atleast 0.90,when tested in accordance with Section 8.5.4 Accelerated Aging(Heat/Rain Test)Report any dam-age or structural alteration caused by the effect of stressesaround the fasteners that attach the fiber-reinforced cementproducts when tested in accordance with the section onHeat/Rain Roof Structures in Test Methods C1185.5.5 Fire-Resistant Roof TestWhere a specified level ofinstalled roofing system fire resistance is required,testing shallbe conducted in accordance with Test Methods E108 with theresults reported in accordance with the provisions describedwithin this specification.6.Strength Test Method6.1 Significance and UseThis test method simulates staticflexural loads.6.2 Preparation of Test Specimens:6.2.1 Test Specimen ConstructionFor each specimen builda test deck of nominal 2 by 4-in.(50 by 100-mm)runnersspaced a minimum of 16 in.(400