[PDF] Top 20 Punching Shear Resistance of Flat Slabs By Shear Heads

... pure punching failure or combination between flexural and punching ...For flat slab specimens connected by square columns, the values of longitudinal strain in steel rebar on column face were ... See full document

... improved punching shear capacity of reinforced concrete slab over that without accelerating admixture by 31% and 29% after 7 days and 14 days, ...of punching shear capacity at 28 days, while ... See full document

... test flat slabs with simple uniform loading with improved boundary ...of punching shear reinforcement which will increase the punching shear resistance without affecting ... See full document

... A nonlinear pushover analysis is conducted in this study by using FEM for RC1 and SR3 in order to compare and examine the tensile strain rates and stress distribution according to the plas- tic redistribution of the main ... See full document

... of shear reinforcement to the punching shear ...to flat slabs subjected to impact ...and flat slab– column connections subjected to an impulsive axial load in the ... See full document

... the punching shear cracks was found on the top surface of the slabs, as in ...two slabs was 560 ...the slabs reached their full flexural potential before ... See full document

... the punching strength, but in its present state it is considered to be too complicated to be handled by designers and adopted by current ...concrete flat slabs are widely employed in structural ... See full document

... on flat slabs. The flat slabs directly rest on columns and walls above added forms of construction and advantages are enhanced lightning, cheaper cost, better efficiency of appearance, speed ... See full document

... the punching shear resistance of slab – column connections irrespective of the type of internal ...the punching shear resistance of concrete slab-column connections reinforced ... See full document

... The punching shear resistance of reinforced concrete ground supported slab represents a wide category of concrete structure and subsoil interaction ...typical slabs is provided in Alani and ... See full document

... in slabs is usually associated to the application of concentrated loads or to the presence of ...to flat slabs is its punching shear capacity at slab column ...installed, ... See full document

... four slabs with low reinforcement ratio failed in a pseudo-flexural mode due to bond slip of the flexural ...these slabs, it was observed that the main cracks developed directly above the longitudinal ... See full document

... of slabs SH-1 and SH-3 the yield strength was utilized along almost the whole section, while in case of spe- cimen SH-2 the stresses reached the yield strength only in the vicinity of the ...for punching ... See full document

... Abstract: Punching shear resistance of column footings and foundation slabs varies significantly in different ...the punching shear resistance should be determined, and ... See full document

... However, punching shear failure is a more localised effect associated with thin slabs or two-way slab-column members when subjected to a highly concentrated ...load. Punching shear ... See full document

... In this study, we provide ANNs model to estimate the ultimate shear resistance of reinforced autoclaved aerated concrete slabs by the use of an experimental database reported in the literature. The ... See full document

... The behaviour of concrete is simulated using element type C3D8R in ABAQUS. As shown in Figure 4.6, it is a three-dimensional, 8-node, reduced-integration solid element that is capable of taking into account the nonlinear ... See full document

... the punching shear strength is insuffi- cient in the design of slab–column connections, it could be made sufficient by adding shear ...adding shear reinforcement with hook detail on a thin ... See full document

... in-plane shear strain in the slab (acting as a flange in the composite girder) under the applied bending causes the longitudinal displacements in the parts of the slab remote from the webs to lag behind those near ... See full document

...  the Mako supergroup is made up of bimodal volcanics dominated by tholeiitic basalts. This volcanic belt, which hosts the Sabodala gold mine, is a volcanic-dominated paleoproterozoic greenstone belt in the West African ... See full document