Torsional Response of Piles
An analysis is described for the determination of the response of a single cylindrical pile subjected to torsion. The accuracy of the analysis is checked against existing solutions and...

Concrete L-Beams Subject to Combined Torsional Loads
The experimental results for 40 reinforced concrete L-beam sections subject to combined bending, torsion, and shear are presented. Theoretical methods are derived to predict the cracking...

Theory for Concrete Beams in Torsion and Bending
This paper presents a theory for the behavior of prestressed and reinforced concrete beams of rectangular section subjected to combined bending and torsion. The theory will predict the...

Torsional Analysis of Perforated Core Structure
A simple method for torsional analysis of perforated core wall structures considering shear deformation is presented. The governing differential equation is derived from compatibility...

Torsional Flutter of Rectangular Prisms
Prismatic bar models tested are of rectangular cross section and are provided with different side ratios (depth/height) of 1, 2, 4, and 5. The position of axis of rotation of the model,...

Torsional-Flexural Buckling Effects in Portal Frames
The effects of continuity on torsional-flexural buckling have been studied. In 1953, an approximate treatment by Salvadori proposed calculating the critical load for each component under...

Structural Design of Angeles Tunnel Surge Chamber
An analysis is presented of the design of the Angeles Tunnel Surge Chamber. Included is an examination of available references concerning the stabilizing effect of internal fluid pressure...

Torsion in Beams with Open Sections
The interaction of bending and torsion in laterally unsupported beams of I or WF sections was studied and the results were presented in a series of curves for practical use. The beams...

Soil Liquefaction by Torsional Simple Shear Device
In this paper the writers explain the unique features of the new torsional simple shear device for soil liquefaction study. This device enables the investigator to subject the soil to...

Design of Reinforced Concrete Spandrel Beams
Torsional stiffness of a reinforced concrete spandrel beam is known to decrease drastically after cracking and to cause redistribution of moment between the spandrel beams and the floor...

Torsion of Cylinders with Multiple Reinforcement
An exact solution is presented for the Saint-Venant torsion of a circular cylinder reinforced by multiple rings of circular rods. The number of equally spaced rods in each ring is the...

Torsional Vibration of Viscoelastic Foundations
Simple approximate solutions are presented for the steady-state response of rigid circular foundations which are supported at the surface of a linear viscoelastic half space and are excited...

Numerical Solution of Moderately Thick Plates
A new method for the numerical solution of Reissner-type plate equations is developed. By deriving for an arbitrary edge of a polygonal plate a set of edge functions, it is possible to...

Prestressed Beams in Torsion, Bending, and Shear
Reported are test results of 32 rectangular prestressed, with and without eccentricity, concrete beams under various combinations of torsion, bending, and shear. The general behavior,...

Torsional Strength of Prestressed Concrete Beams
Analyses are presented for predicting the cracking and ultimate strengths of prestressed concrete beams subjected to torsion. The experimental cracking strengths of 177 specimens are compared...

Torsion of Nonhomogeneous Anisotropic Bars
This technical note presents the finite element solution for the St. Venant's torsion of nonhomogeneous and anisotropic sections. The mathematical formulation is based on...

Irregular Supports and Skew Diaphragms of Box Girders
Both bending and torsion generally occur, which cannot be solved together. The approach is based independently as they are coupled on the exact solution of differential equations of bending...

Kazerne Viaduct Collapse
An investigation into the failure of an off-ramp structure is described. A straight post-tensioned portal frame with drop-in spans failed during an intermediate stage of construction due...

Torsional Analysis of Boxgirder Suspension Bridges
Theories are presented for the static torsional analysis of the single-span box-girder suspension bridge. The box-girder deck is chosen because of its current popularity and because of...

Torsion-Bending-Shear Interaction for Concrete Beams
A rational, simple method is presented for analysis of the torsion-bending-shear interaction at failure for reinforced concrete beams. Equilibrium equations are studied for observed failure...

 

 

 

 

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