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Assuring Quality Civil Engineering Education
Publisher: American Society of Civil Engineers
Abstract: Two aspects of the support needed for a quality civil engineering education are examined: Services, including staff and operations; and facilities, particularly as related to equipment needs. At major research universities, ...
Seismic Response of Composite Shear Connections
Publisher: American Society of Civil Engineers
Abstract: Four different failure modes, stud shearing, concrete pullout, rib shearing and rib punching are described for metal deck stud shear connections. Equations for predicting the strengths associated with those failures are ...
Simulation of Construction of Cable-Stayed Bridges
Publisher: American Society of Civil Engineers
Abstract: Construction of cable-stayed bridges involves major changes in configuration of the structure with the addition and removal of structural components to the partially constructed structure. At every stage of construction, ...
Comparisons of Concrete Fracture Models
Publisher: American Society of Civil Engineers
Abstract: Fracture properties for linear elastic fracture mechanics (LEFM), singular-fracture process zone (S-FPZ), and nonsingular-fracture process zone (NS-FPZ) models were determined from the experimental results of three-point ...
Direct FEM Analysis of Concrete Fracture Specimens
Publisher: American Society of Civil Engineers
Abstract: A direct numerical procedure that extracts the fracture parameters and also predicts fracture responses of concrete fracture specimens is developed. This procedure involves a finite element analysis of the fracture specimen ...
FEM Dynamic Fracture Analysis OF Concrete Beams
Publisher: American Society of Civil Engineers
Abstract: A dynamic finite element model, which incorporated a fracture process zone and a maximum tensile stress failure criterion, was used to simulate the results of impact tests on concrete and mortar three‐point bend specimens. ...
Numerical Simulation of Mode 1 Dynamic Fracture of Concrete
Publisher: American Society of Civil Engineers
Abstract: Nonsingular and singular fracture process zones (FPZ) are used to replicate numerically, dynamic fracture of displacement‐controlled and drop‐weight three‐point bend, concrete specimens and crack‐line wedge‐loaded, ...
Fracture Process Zone of Concrete Cracks
Publisher: American Society of Civil Engineers
Abstract: Finite element models of crack‐line wedge‐loaded, double cantilever beam (CLWL‐DCB) fracture specimens were used in their generation mode to evaluate the crack tip opening displacements (CTOD) associated with a fracture ...
Concrete Fracture in CLWL Specimen
Publisher: American Society of Civil Engineers
Abstract: Results are reported of a series of tests on concrete crack‐line wedge loaded double cantilever beams. Those tests provide a data base for fracture parameters characterizing mode I cracking in concrete. The development is ...