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...

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...

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...

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...

Response of Torsionally Excited Foundations
Investigated herein are two aspects of the response of a rigid massless foundation of circular plane which is supported at the surface of a homogeneous elastic half space and is excited...

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...

General Analysis of Nonplanar Coupled Shear Walls
A theory to analyze nonplanar coupled shear walls subjected to lateral loading is presented. The theory is applicable to a pair of shear walls of arbitrary cross-sectional shapes connected...

Concrete T-Beams Subject to Combined Loading
The experimental results for 16 reinforced concrete T-beam sections subjected to combined bending, torsion, and shear are presented. Theoretical methods are derived to predict the cracking...

Torsional and Bending Behavior of Wood Beams
Two representative species are selected for experimentation—Douglas fir and Red oak. Ten circular and 10 square beams are tested. First, eight beams are loaded to a specified load within...

Tests of Concrete Columns in Torsion
Report of tests on four plain concrete and six reinforced concrete columns subjected to axial compression and torsion is presented. An expression for the ultimate torsional strength is...

Lateral-Torsional Buckling of Built-Up Beam Columns
The lateral-torsional buckling strength of beam columns in both the elastic and the inelastic ranges is compared for (1) the influence of the residual stress patterns which are idealized...

Field Analysis of Torsionless Bridge Grids
Exact solutions are found for rationally based mathematical models for rectangular grids with simple end supports and flexible side supports. The solutions are valid for general loadings...

Shakedown of Grids
The simple shakedown theory that employs the assumptions of plastic design is extended to grids in the paper. The grids are continuous over supports of fixed elevation and contain three...

Torsion and Bending of Prestressed Concrete Beams
Theories are presented for the ultimate strength in bending and torsion of prestressed concrete members reinforced with longitudinal steel only. The theories are based on equilibrium of...

Approximate Analysis of Open-Section Shear Walls Subject to Torsional Loading
A hand method of analysis is presented for the torsional warping behavior of nonplanar asymmetrical systems of shear walls such as the elevator and service shafts in tall buildings. The...

Linear Stability Analysis of Beam Columns
A finite element formulation is presented for the stability analysis of beam columns and its application is demonstrated as a practical tool for direct use by researchers and designers....

Rectangular Prestressed Beams in Torsion and Bending
An interaction criterion for prestressed concrete beams under torsion and bending is presented. Test results for 42 rectangular specimens include properties of beams, their ultimate strength,...

Torsion Analysis of Symmetric Building Structures
As far as the writers are aware, it is not generally appreciated that the effects of twisting actions on symmetrical structures may also be described by an equivalent plane frame action,...

Effect of Major Axis Curvature on I-Beam Stability
In the flexural-torsional buckling of beams, it is common practice to assume that the major axis flexural rigidity, EIx,...

Torsion of Nonhomogeneous Solid
A solution is given for the Reissner-Sagoci problem for a nonhomogeneous half-space and semi-infinite cylinder in each of which the shear modulus is assumed to vary with the depth. The...

 

 

 

 

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