Results 41 to 50 of about 1,024,541 (186)

Disintegration and strength weakening characteristics of red-bed soft rock in the Shengzhou-Xinchang area under dry-wet cycles

open access: yes地质科技通报
Objective The red-bed soft rocks is easy to disintegrate and weaken its strength when it encounters water, which is easy to cause poor stability and economic loss or even casualties in slope construction.
Zhixiang DU   +4 more
doaj   +1 more source

Correlation Study Between Point Load Test And Uniaxial Compressive Strength and Tensile Strength of Some Sedimentary Rocks In Mosul City [PDF]

open access: yesEngineering and Technology Journal, 2012
The point load test is used as a quick and inexpensive means of obtaining rock strength indexes when logging core samples in either a field or laboratory setting.
Thamer M. Nuri   +2 more
doaj   +1 more source

Experimental investigation of concrete fatigue resistance [PDF]

open access: yes, 2014
A lack of knowledge on the fatigue resistance of self-compacting concrete (SCC) structures has led to the research presented in this paper. Several reinforced concrete beams were subjected to both static and cyclic four-point bending tests in order to ...
Boel, Veerle   +3 more
core  

Tensile strength of pine and ash woods – experimental and numerical study [PDF]

open access: yes, 2015
The mechanical properties define the behaviour of the timber under external loads, resulting directly from the timber anisotropic and heterogeneity characteristics.
Borges, Paula   +3 more
core  

The effect of unequal load values on reinforced concrete deep beams [PDF]

open access: yesBIO Web of Conferences
One of the most important problems facing the behavior and strength of deep beams is the asymmetry of the load in terms of magnitude despite its presence in the center of the beam span.
Abdulrazzaq Nawras T.   +1 more
doaj   +1 more source

Structural behavior of reinforced concrete beams with out of plane part

open access: yesCase Studies in Construction Materials, 2021
This research aims to investigate and compare the experimental structural behavior of reinforced concrete straight beam and other beams which made with one out of plane part.
Murtada S. Mohsin   +2 more
doaj   +1 more source

The effect of starting point placement technique on thoracic transverse process strength: an ex vivo biomechanical study [PDF]

open access: yes, 2010
Background The use of thoracic pedicle screws in spinal deformity, trauma, and tumor reconstruction is becoming more common. Unsuccessful screw placement may require salvage techniques utilizing transverse process hooks.
Barrett S Brown   +4 more
core   +2 more sources

Damage accumulation in quasibrittle fracture [PDF]

open access: yes, 2013
The strength of quasibrittle materials depends on the ensemble of defects inside the sample and on the way damage accumulates before failure. Using large-scale numerical simulations of the random fuse model, we investigate the evolution of the microcrack
Alava, Mikko J.   +2 more
core   +2 more sources

Effect of Concrete Strength on Shear Capacity of Reinforced High-Strength Concrete Continuous Beams without Web Reinforcements

open access: yesAdvances in Civil Engineering, 2023
In order to evaluate the shear strength and behavior of high-strength concrete beams without web reinforcing, eight high-strength continuous concrete beams with cross sections of 200 mm by 300 mm were cast and tested to failure.
Bamo Ahmed Hasan, Jalal Ahmed Saeed
doaj   +1 more source

Influence of orthoclase phenocrysts on point load strength of granitic rocks

open access: yesEngineering Geology, 2012
Abstract The point load index test involves loading cylindrical, block or irregular rock samples between two conical platens until sample failure. The point load strength index (Is) determined using failure load and sample dimension is widely and variously used in engineering geological studies.
Fener, M., Ince, I.
openaire   +3 more sources

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