Results 51 to 60 of about 4,033 (152)

Optimization of Embedded Retaining Walls Under the Effects of Groundwater Seepage Using a Reliability-Based and Partial Factor Design Approach

open access: yesApplied Sciences
In this paper, a comparative analysis of the effects of groundwater, seepage and hydraulic heave on the optimal design of embedded retaining walls is carried out.
Rok Varga   +2 more
doaj   +1 more source

Development Length of Straight FRP Composite Bars Embedded in Concrete

open access: yes, 2009
This article presents an analytical study performed on concrete girders reinforced with FRP bars with the goal of evaluating current design guidelines for FRP rebar development lengths.
Newman, Nathan   +2 more
core   +1 more source

BOND STRENGTH BEHAVIOR OF HEADED REINFORCEMENT BAR WITH VARYING EMBEDMENT LENGTH

open access: yes, 2015
: Headed reinforcement is a relatively new product and has not been used in many applications. Headed reinforcing bars have been extensively used in the construction of offshore oil platforms where hooked bars have traditionally been used to anchor ...
Gond, S, Kulkarni, SM
core  

A Finite Element Analysis of Bearing Resistance of Timber Loaded through a Steel Plate

open access: yesCivil Engineering Dimension, 2012
Decrease projected length of bolts due to bending deformation in timber joints compresses the steel washers onto timber member and increases lateral resistance of the joints.
Leijten A.J.M.   +3 more
doaj  

Closed-Form Model and Parametric Study on Connection of Concrete-Filled FRP Tubes to Concrete Footings by Direct Embedment

open access: yes, 2010
Concrete-filled fiber reinforced polymer (FRP) tubes (CFFTs) have been introduced as a new system for piles, columns and poles. A simple moment connection based on direct embedment of the CFFT into concrete footings or pile caps, without using dowel bar ...
Amir Fam   +3 more
core   +1 more source

Development of a cross-hole transmission wave-based non-destructive testing method for rock bolts

open access: yesGeomechanics and Geophysics for Geo-Energy and Geo-Resources
Non-destructive testing of rock bolt support is pivotal to operational safety and stable production in coal mining. However, in-situ characterization of critical parameters-grouting voids and effective anchorage length-remains a prominent geotechnical ...
Shen Wang   +7 more
doaj   +1 more source

Explainable Boosting Machine Learning for Predicting Bond Strength of FRP Rebars in Ultra High-Performance Concrete

open access: yesComputation
Aiming at evaluating the bond strength of fiber-reinforced polymer (FRP) rebars in ultra-high-performance concrete (UHPC), boosting machine learning (ML) models have been developed using datasets collected from previous experiments.
Alireza Mahmoudian   +2 more
doaj   +1 more source

EFFECT OF AGGREGATE SIZE ON BOND STRENGTH OF CAST-IN-PLACE AND POST-INSTALLED REINFORCEMENT BAR [PDF]

open access: yesEuropean Journal of Materials Science and Engineering
This research investigated the effect of aggregate size on the bond strength of cast-in-place (CI) and post-installed (PI) reinforcement bars on 112 specimens (60 CI and 52 PI) under a pull-out test.
UMER Sadik, FTWI Esayas
doaj   +1 more source

Experimental Study on Strain Penetration Effects in Fixed-End Rotation of RC Beam-Column Connections with High-Strength Reinforcement

open access: yesAdvances in Materials Science and Engineering, 2018
The additional fixed-end rotation resulting from the strain penetration of longitudinal reinforcement in a reinforced concrete beam-column connection is a crucial factor for the plastic hinge rotation capacity.
Ling Li   +3 more
doaj   +1 more source

Numerical analysis of the behavior of special double-row support structure

open access: yesJournal of Civil Engineering and Management, 2013
A special double-row support structure used for braced excavation was modeled numerically using finite element method. The performance of the braced excavation depends on the interaction between the two walls of the support structure.
Kai Fang   +4 more
doaj   +1 more source

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