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Experimental behavior of wood flooring systems

dc.contributor.authorPenner, Bryant Grant, author
dc.contributor.authorCriswell, M. E., author
dc.contributor.authorBodig, J., author
dc.contributor.authorGoodman, J. R., author
dc.contributor.authorVanderbilt, M. D., author
dc.contributor.authorCivil Engineering Department, Colorado State University, publisher
dc.date.accessioned2020-04-17T16:47:41Z
dc.date.available2020-04-17T16:47:41Z
dc.date.issued1972-12
dc.descriptionCER72-73BGP-MEC-JB-JRG-MOV26.
dc.descriptionDecember, 1972.
dc.descriptionIncludes bibliographical references (pages 53-54).
dc.descriptionCirculating copy deaccessioned 2020.
dc.description.abstractThe main objective of the overall project which included this study is to develop a mathematical model of wood joist floor systems which incorporates the T-beam action between the joists and plywood sheathing and the effect of inter-layer slip. Results of tests of wood flooring systems which were constructed and load tested to verify the deflections computed from the mathematical models are presented. Mathematical variations within these floors included joist size and species, plywood species and thickness, and type of nails. Test results showed that concentrated loads of up to eight times that considered allowable by conventional design could be carried before failure of the first joist. It was also found that an average of 300 percent more load could be supported without exceeding deflection limitations assumed in conventional methods of analysis. This report contains a description of the construction and loadtesting of wood flooring systems and T-beams. The T-beams were built to study the effects that a plywood flange attached to the joists had on the strength and stiffness of the floor system. The strains within the plywood flange were measured at several load increments by strain gage transducers attached to the plywood decking. An effective flange width can then be assumed from these strains measured within the plywood flange. Joist deflections were also recorded for various load increments and positions. By comparing T-beam joist deflections with and without the plywood flange attached for one T-beam, a 34 percent increase in stiffness could be attributed directly to the composite T-beam action of the plywood (for the range of variables considered).
dc.format.mediumtechnical reports
dc.identifier.urihttps://hdl.handle.net/10217/204899
dc.languageEnglish
dc.language.isoeng
dc.publisherColorado State University. Libraries
dc.relationCatalog record number (MMS ID): 991012239739703361
dc.relationTA .C7 CER 72/73-26
dc.relation.ispartofCivil Engineering Reports
dc.relation.ispartofStructural research report, no. 7
dc.relation.ispartofCER, 72/73-26
dc.rightsCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.
dc.subject.lcshFlooring, Wooden
dc.titleExperimental behavior of wood flooring systems
dc.typeText
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