Inelastic web crushing performance limits of high-strength-concrete …
ResultThis study investigates the feasibility of defining new limits for a seldomly considered failure mode that could lead to more slender cross sections with the use of high-strength-concrete (HSC).The possibility of web crushing failure in shear dominated reinforced concrete element rises when the dimensions of the boundary …
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Assessment of Shear Strength of Reinforced Concrete Walls…
Resultwhere f' c and f yw (in psi) are, respectively the compressive concrete strength and the yield strength of the web reinforcement, d (in.) is the effective depth of the cross-section, approximately = 0.6 L w, ρ se is the active web reinforcement ratio calculated from Eq. () with the contribution of the ratios of distributed vertical …
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Influence of diagonal web reinforcement on cyclic behavior …
ResultAbstract. Five reinforced concrete (RC) structural wall specimens were subjected to cyclic loading in order to study the influence of diagonal web reinforcement. The experimental parameters included the amount and configuration of reinforcing bars in the web. The conventionally reinforced wall failed due to …
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Influence of diagonal web reinforcement on cyclic behavior …
ResultThe conventionally reinforced wall failed due to web crushing with an abrupt drop in load capacity, whereas the walls reinforced with diagonal web reinforcement failed in a more ductile mode.
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Evaluation of Shear-Flexure Interaction Behavior of Reinforced Concrete
ResultReinforced concrete (RC) wall is a critical structural member that resists lateral loadings, such as earthquake and wind. RC wall having moderate height to length ratio, 1.50-2.50, has the altered ...
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Web Crushing Capacity of High-Strength …
ResultThis paper discusses the relationship between concrete strength and web crushing capacity based on results from large-scale tests of thin-webbed structural walls with confined boundary elements ...
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Assessment of Shear Strength of Reinforced Concrete Walls: …
ResultIn RC walls with low shear ratio, the major part of the shear force is transferred through the diagonal strut (or arch mechanism) [1, 2] which renders …
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Web Crushing Capacity of High-Strength …
ResultOver the past 50 years, web crushing capacity of reinforced concrete members has emerged as a primary design concern in three distinct contexts: gravity …
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Seismic Behavior of Slender Coupled Wall Systems
ResultThis paper provides the design engineer with applicable information on the seismic behavior of reinforced‐concrete, slender coupled wall systems and its constitutive elements (i.e., coupling beams and structural walls). A review of available experimental information is presented. Significant design parameters as well as …
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Recommendations for Seismic Design of Reinforced Concrete Wall
ResultWork on this project involved: (1) the collection of available reconnaissance information to identify trends in concrete building performance; (2) the conduct of focused studies on key issues including bar buckling and concrete crushing in wall boundary elements, overall wall buckling behaviors, …
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Simulation procedure for the post-fire seismic analysis of reinforced
Result2.2. OpenSees. OpenSees (The Open System for Earthquake Engineering Simulation) [10] is an open-source software framework developed at the University of California-Berkeley to analyze the non-linear response of structural frames subjected to seismic excitations. OpenSees can successfully model the …
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Cyclic Performance of RC Shear Wall Embedded with X-Shaped Web
ResultOver the past few decades, the study on shear walls with various configurations of reinforcement detailing has shown significant growth due to its efficient performance under earthquake forces. The current work experimentally explores the seismic performance of reinforced concrete (RC) shear wall …
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Reinforced Concrete Structural Walls: Test Database and
ResultReinforced concrete (RC) structural walls (also known as shear walls) have commonly been used as lateral force-resisting elements in buildings in regions of moderate-to-high seismic hazard because they provide substantial lateral strength and stiffness to buildings when subjected to strong ground shaking. Although …
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Web Crushing Capacity of High-Strength …
Resultof thin-webbed structural walls with confined boundary elements. Eight walls with concrete strengths ranging from 39 to 138 MPa (5.6 to 20 ksi) were tested to web crushing failure under cyclic
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Reliability-Based Design Methodology for Reinforced Concrete Structural
ResultThe underlying premise of the ASCE 7-10 and ACI 318-14 provisions is that special structural walls satisfying the provisions of ACI 318-14, Sections 18.10.6.2 t ... Reliability-Based Design Methodology for Reinforced Concrete Structural Walls with Special Boundary ... where significant damage occurred at …
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Influence of diagonal web reinforcement on cyclic behavior …
ResultAbstract. Five reinforced concrete (RC) structural wall specimens were subjected to cyclic loading in order to study the influence of diagonal web …
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[PDF] Seismic performance of high-strength-concrete …
ResultHigh-strength-concrete (HSC) offers the potential of transforming seismic design concepts by harnessing the enhanced capacities associated with axial load, flexural compression zone confinement and web shear crushing of wall webs. Recent research has demonstrated that structural walls can exhibit dependable ductile …
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Analytical Model for Predicting Shear Strengthof Squat Walls
ResultThe proposed model originates from the strut-and-tie concept and satisfies equilibrium, compatibility, and constitutive laws of cracked reinforced concrete. The shear capacities of 62 squat walls were calculated and compared with the available experimental results, and reasonable agreement was obtained.
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Web crushing in EN 1992
ResultArticle (PDF) Members/Subscribers, log in to access. The web crushing rules in EN 1992 are investigated by comparison with tests. Although they give significant …
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Computational Performance Assessment and Failure Analysis of Reinforced …
ResultReinforced concrete; Structural walls; Seismic design; Download conference paper PDF 1 Introduction. Reinforced concrete walls constitute a very popular lateral-load resisting system for multi-story buildings. ... such as diagonal tension and compression as well as horizontal and vertical web crushing of …
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Hysteretic Response of Reinforced Concrete Structural Walls
ResultA total of four reinforced concrete structural shear wall models was subjected to seismic-type lateral forces. ... Web crushing strengths of structural walls are predicted as a function of ...
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Modeling of Cyclic Shear-Flexure Interaction in Reinforced Concrete
ResultAbstractExisting approaches used to model the lateral load versus deformation responses of reinforced concrete walls typically assume uncoupled axial/flexural and shear responses. ... Web crushing tests.", Univ. of California, San Diego, 239. ... and Wallace, J. W. (2004). "Displacement-based design …
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Cyclic Testing of Moderate-Aspect-Ratio Reinforced Concrete Structural
ResultDOI: 10.14359/51687907. Date: 11/1/2015. Abstract: An experimental study was conducted to provide insight into the nonlinear cyclic response of moderate-aspect-ratio cantilever structural walls. Constant axial load and reversed cyclic lateral loading were applied to five large-scale structural walls. Primary test …
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The Design of Ductile Reinforced Concrete Structural Walls …
ResultIn the design of reinforced concrete multistorey buildings, in which lateral load resistance has been assigned to structural walls, the emphasis should be on a rational strategy in the positioning of walls and the establishment of a hierarchy in the development of strengths to ensure that in the event of a very large earthquake …
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Web crushing in EN 1992
ResultThe web crushing rules in EN 1992 are investigated by comparison with tests. Although they give significant increases compared with past practice, they appear to be largely valid within the range of tests. There are, however, some very marginal values and some slightly below the safe ratio of tests to predictions of 1.0. These …
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Web Crushing Capacity of High-Strength Concrete …
ResultThis paper discusses the relationship between concrete strength and web crushing capacity based on results …
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Cyclic Behavior of Reinforced Concrete Structural Walls …
ResultPublication: Structural Journal. Volume: 98. Issue: 4. Appears on pages(s): 554-562. Keywords: reinforced concrete; reinforcement; shear strength; wall. DOI: 10.14359/10298. Date: 7/1/2001. Abstract: A series of four reinforced concrete walls were tested to failure to evaluate the influence of diagonal web …
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Jose Dario Aristizabal Ochoa
ResultWeb crushing of reinforced concrete structural walls. RG Oesterle, JD Aristizabal-Ochoa, KN Shiu, WG Corley. Journal Proceedings 81 (3), 231-241, 1984. 134: ... Hysteretic response of reinforced concrete structural walls. RG Oesterle, AE Fiorato, JD Aristizabal-Ochoa, WG Corley. ACI Special Publication 63, 243 …
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WEB CRUSHING OF REINFORCED CONCRETE STRUCTURAL …
ResultWeb crushing strengths of structural walls are predicted as a function of concrete strength, axial load, and lateral interstory drift. Results of an experimental …
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Failure Mode Detection of Reinforced Concrete Shear Walls …
ResultResearch. Open access. Published: 30 May 2022. Failure Mode Detection of Reinforced Concrete Shear Walls Using Ensemble Deep Neural …
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