ASTM D5055-13e1

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Designation:D5055 −13
StandardSpecification for
Establishing and Monitoring Structural Capacities of
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Prefabricated Wood I-Joists
This standard is issued under the fixed designation D5055; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
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ε NOTE—Table 1 was changed editorially in June 2013.
1. Scope D1990Practice for Establishing Allowable Properties for
Visually-Graded Dimension Lumber from In-Grade Tests
1.1 General—This specification gives procedures for
of Full-Size Specimens
establishing, monitoring, and reevaluating structural capacities
D2559Specification for Adhesives for Bonded Structural
ofprefabricatedwoodI-joists.Capacitiesconsideredareshear,
Wood Products for Use Under Exterior Exposure Condi-
reaction, moment, and stiffness. Procedures for establishing
tions
common details are given and certain design considerations
D2915Practice for Sampling and Data-Analysis for Struc-
specific to wood I-joists are itemized.
tural Wood and Wood-Based Products
1.2 Contents of the Standard—An index and brief descrip-
D4761Test Methods for Mechanical Properties of Lumber
tion of the main features of this specification are given in
and Wood-Base Structural Material
X1.1.1.
D5456Specification for Evaluation of Structural Composite
Lumber Products
1.3 Development of the Standard—The development and
intent of this specification is discussed in Appendix X1. D5457SpecificationforComputingReferenceResistanceof
Wood-Based Materials and Structural Connections for
1.4 The values stated in inch-pound units are to be regarded
Load and Resistance Factor Design
as standard. The values given in parentheses are mathematical
D7247Test Method for Evaluating the Shear Strength of
conversions to SI units that are provided for information only
Adhesive Bonds in LaminatedWood Products at Elevated
and are not considered standard.
Temperatures
1.5 This standard does not purport to address all of the
D7480Guide for Evaluating the Attributes of a Forest
safety concerns, if any, associated with its use. It is the
Management Plan
responsibility of the user of this standard to establish appro-
E4Practices for Force Verification of Testing Machines
priate safety and health practices and determine the applica-
E529Guide for Conducting Flexural Tests on Beams and
bility of regulatory limitations prior to use. Aspecific precau-
Girders for Building Construction
tionary statement is given in 6.1.1.5.
E699 Practice for Evaluation of Agencies Involved in
Testing, Quality Assurance, and Evaluating of Building
2. Referenced Documents
Components
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2.1 ASTM Standards: IEEE/ASTMSI10Standard for Use of the International
D198Test Methods of Static Tests of Lumber in Structural
System of Units (SI): The Modern Metric System
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Sizes 2.2 U.S. Product Standards:
D245Practice for Establishing Structural Grades and Re-
PS-1Structural Plywood
lated Allowable Properties for Visually Graded Lumber PS-2Performance Standard for Wood-Based Structural-Use
Panels
PS-20American Softwood Lumber Standard
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2.3 Other Standards:
This specification is under the jurisdiction ofASTM Committee D07 on Wood
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andisthedirectresponsibilityofSubcommitteeD07.02onLumberandEngineered
CSAO86 Engineering Design in Wood
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Wood Products.
CSAStandardsforWoodAdhesives O112 Series
Current edition approved April 1, 2013. Published April 2013. Originally
approved in 1990. Last previous edition approved in 2012 as D5055–12. DOI:
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10.1520/D5055-13. Available from APA—The Engineered Wood Association, 7011 South 19th
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For referenced ASTM standards, visit the ASTM website, www.astm.org, or Street,Tacoma,WA98466,http://www.apawood.org;andTECO,2902TerraCourt,
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM Sun Prairie, WI 53590, http://www.tecotested.com.
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Standards volume information, refer to the standard’s Document Summary page on Available from Canadian Standards Association (CSA), 5060 Spectrum Way,
the ASTM website. Mississauga, ON L4W 5N6, Canada, http://www.csa.ca.
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
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D5055−13
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CSAO121Douglas-fir Plywood 4.1.4 Environment—The capacities developed in this speci-
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CSAO141Softwood Lumber fication are applicable to joists used under dry conditions such
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CSAO151 Canadian Softwood Plywood asinmostcoveredstructures.Appropriateadjustmentsforuses
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CSAO325Construction Sheathing in other environments shall be made.
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CSAO437.0OSB and Waferboard
4.2 Shear Design:
Lumber Grading Rules Approved by Amer
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