Concrete structures, nuclear safety, aci349, metric. T he ideas expressed, however, are those of the speakers and do not necessarily reflect the views of aci or its committees. The reports also include a guide to assist in the design of hilti anchors in accordance with aci 34901 appendix b. Appendix b aci aashto resistance factor investigation 1276. Since that time there has been extensive additional test data. Aci349m metric code requirements for nuclear safetyrelated concrete structures and commentary covers the proper design and construction of concrete structures that form part of a nuclear power plant and that have nuclear safetyrelated functions, but does not cover concrete reactor vessels and concrete containment structures as defined by joint aciasme committee 359. Aci 34985 and commentary, aci 349r85 american concrete institute. The commentary, which is presented after the code, discusses some of the considerations of aci committee 349 in developing code requirements for nuclear safetyrelated concrete structures aci 349 06. Code requirements for nuclear safety related concrete structures aci 34901 reported by aci committee 349 aci 34901. Box 9094 farmington hills, michigan 48333 appendix bsteel embedments b. These reports are available for your use and documentation. As in previous codes, the underlying philosophy in the.
Dec 03, 2012 it finishes off with the design of fastenings according to the european technical approval guideline etag 001, the final draft of the cen technical specification design of fastenings for use in concrete and the american standards aci 31805, appendix d and aci 349 01, appendix b. Mechanical anchoring systems hsl3 heavyduty expansion anchor 3. Design of anchorages in concrete download ebook pdf. Appendix d of aci 31802 aci 2002 and appendix b of aci 34901 aci 2001 both address the anchoring to concrete of castin or postinstalled expansion or undercut anchors. As with other concretebuilding codes, the design of embedments.
Code requirements for nuclear safety related concrete. Appendix c anchor pullout tests university of florida 7165. As with other concretebuilding codes, the design of embedments attempts to assure a ductile failure mode so. Aci 34976 delineates requirements for the design and construction of safetyrelated concrete structures. This information is provided in the commentary because the code is written as a legal document and therefore cannot present background details or. Founded in 1904 and headquartered in farmington hills, michigan, usa, the american concrete institute is a leading authority and resource worldwide for the development, dissemination, and adoption of its consensusbased standards, technical resources, educational programs, and proven expertise for individuals and organizations involved in concrete design. Guide to the concrete capacity design methodembedment design examples. Design provisions of aci 31814 chapter 17 and aci 349 appendix b high load capacity forcecontrolled expansion which allows for followup expansion reliable clamping of part fastened to help overcome gaps suitable for dynamic loading, including seismic, fatigue and shock. Report on applicability of the hilti kwik bolttz expansion. Stevenson, consulting engineer member aci 359 and asce4 john stevenson. Temperature effects in aci 307, aci 349, and aci 359 article in aci structural journal 1115. This regulatory guide delineates the extent to which the code and its 1979 supplement, except for appendix b, embedments, are acceptable to the nrc staff. This information is provided in the commentary because the code is written as a legal document and therefore cannot present background details or suggestions for carrying out its requirements. It finishes off with the design of fastenings according to the european technical approval guideline etag 001, the final draft of the cen technical specification design of fastenings for use in concrete and the american standards aci 31805, appendix d and aci 34901, appendix b.
Appendix d anchor pullout tests university of stuttgart 166188. Design provisions of aci 318 appendix d and aci 349 appendix b. Concrete structures, nuclear safety, aci349 engineering. Pdf code requirements for nuclear safety related concrete. In that guide, aci 349 01 appendix b anchoring to concrete contains the basic design requirements for anchoring, and aci 355. Code requirements for nuclear safetyrelated concrete structures aci 34906 and commentary this code provides the minimum requirements for the design and construction of nuclear safety related concrete structures and structural elements for nuclear power generating stations. Mechanical anchoring systems hsl3 heavyduty expansion.
Appendix b flexural resistance of members with reinforcing. Aci 34901 code requirements for nuclear safety related concrete structures. Appendix d of aci 31802 aci 2002 and appendix b of aci 349 01 aci 2001 both address the anchoring to concrete of castin or postinstalled expansion or undercut anchors. Code requirements for nuclear safetyrelated concrete. Ductile single embedded element in semiinfinite concrete, p. In previous editions of aci 349, the anchorage design was given in appendix b. Aci349 code requirements for nuclear safetyrelated concrete structures and commentary covers the proper design and construction of concrete structures that form part of a nuclear power plant and that have nuclear safetyrelated functions, but does not cover concrete reactor vessels and concrete containment structures as defined by joint aciasme committee 359. Design provisions of aci 31805 appendix d and aci 34901 appendix b allowable stress design data for use with asd high load capacity forcecontrolled expansion which allows for fonowup expansion reliable damping of part fastened to overcome gaps suitable for dynamic loading, includng seismic, fatigue and shock no spinning of the anchor in hole. Aci 34997 apendice b strength of materials structural.
In aci 349 appendix b 1990, requirements for nuclear safety. Appendix b of aci 349, steel embedments drillco maxibolt and. Savannah river remediation, llc chair 349 ranjit bandyopadhyay deceased southern company partha ghosal. The examples used in this report are based on the aci 34906, appendix d, and illustrate how the ccd method is applied. Anchorage design provisions in aci 31808 and aci 34906 appendix d, csa a23. Concrete structures aci 349 97 and commentary aci 349r97. Anchors loaded with the combination of tension and shear.
The aci 349 appendix b anchoring to concrete is totally revised from the old method which has been around since 1976. Anchor bolt design spreadsheet anchor reinforcement aci31808. Appendix e adhesivealone tests university of florida 189203. Note that in previous editions of the aci 349 code, the anchorage design was given in appendix b. Chapter template ferguson structural engineering laboratory. Design provisions of aci 318 appendix d and aci 349 appendix b high load capacity. As of the late 1990s, the american concrete institute building code requirements for structural concrete aci 31899 and the american institute of steel construction lrfd and asd specifications were silent regarding the design of anchorage fastening to concrete. Reported by aci committee 349 american concrete institute p. Aci 349 code requirements for nuclear safetyrelated. Hilti anchoring solutions for the nuclear industry. Stateoftheart report on anchorage to concrete, aci 355. Temperature effects in aci 307, aci 349, and aci 359. Anchor bolt design spreadsheet anchor reinforcement aci318. Code requirements for nuclear safetyrelated concrete structures aci 349 06 and commentary this code provides the minimum requirements for the design and construction of nuclear safety related concrete structures and structural elements for nuclear power generating stations.
Anchorage design provisions in aci 31808 and aci 349 06 appendix d, csa a23. For a solid rectangular section, a s,max is calculated from eq. Code requirements for nuclear safetyrelated concrete structures aci 349 session 1 introduction, materials, and requirements this webinar is sponsored by aci. Appendix b of the aci 349 code outlines a method for determining shear strength which takes account of these variables.
Because aci 349 is a dependent code, the chapters and appendixes. Loaddeflection behavior of castinplace and retrofit. Aci 349 appendix b steel embedments, american concrete institute, pp 349 80 to. Related structures, steel embedments, shear transfer is ascribed to shear friction. Code requirements for nuclear safety related concrete structures. Nuclear safetyrelated concrete structures aci 34906. Before entering this table, the total effective design load t shall include the appropriate load factors, stress increase factors or probability factors, capacity. The provisions in both appendices are based on the concrete capacity design ccd method. In 1992, a task group was formed to compare the appendix b methodology to that of the concrete capacity design ccd method for all available tests results. Anchorage in concrete construction civil engineering. Anchorage to concrete concrete capacity design ccd method was first introduced in aci 31802 and aci 34901 appendix d, followed by csa a23. Regulations, part 50 10cfr50, appendix b, and title 10 of the code of federal. Code requirements for nuclear safety related concrete structures aci 349 01 reported by aci committee 349 aci 349 01. Hsl3 heavyduty expansion anchor hsl3b heavyduty expansion anchor with torque cap.
The following excerpt are pages from the north american. Stevenson, consulting engineer member aci359 and asce4 john stevenson. Klingner ranjit bandyopadhyay christopher heinz dragos a. Because aci 349 is a dependent code, the chapters and appendixes in aci 349 are updated. The reports also include a guide to assist in the design of hilti anchors in accordance with aci 349 01 appendix b.
C2c3j coupler weld evaluation for aci349 and aiscn690. Dg1284, anchoring components and structural supports in. Concrete structures aci 34997 and commentaryaci 349r97. Anchorage to concrete concrete capacity design ccd method was first introduced in aci 31802 and aci 349 01 appendix d, followed by csa a23. Aci 349 appendix b steel embedments, american concrete institute, pp 34980 to 34986. Because the aci 31805 code now includes its own appendix on anchorage design appendix d that uses a nearly identical approach and because the aci 349 code is a dependent code, the chapters and appendices in aci 349 are changed to be consistent. Aci 349 code requirements for nuclear safetyrelated concrete structures and commentary covers the proper design and construction of concrete structures that form part of a nuclear power plant and that have nuclear safetyrelated functions, but does not cover concrete reactor vessels and concrete containment structures as defined by joint aci asme committee 359. In that guide, aci 34901 appendix b anchoring to concrete contains the basic design requirements for anchoring, and aci 355. Aci 31811 was adopted as a standard of the american concrete institute may 24, 2011, to supersede aci 31808 in accordance with the institutes standardization procedure and was published august 2011. Anchorage in concrete construction civil engineering community. Anchor bolt design using aci 349 appendix b structural. Aci 349 76 delineates requirements for the design and construction of safetyrelated concrete structures.
1341 1238 523 1432 1010 1151 779 988 389 1175 567 766 413 821 1045 1596 54 572 767 1265 1445 1084 1413 300 880 649 1095 1342 451