Torsion of Nonprismatic Beams of Open Section
A general methodology is outlined for the closed-form solution of the basic differential equation of torsion for any straight, nonprismatic, open section beam configuration. Six specific...

Torsion and Flexure of Curved, Thin-Walled Beams or Tubes
The investigation is concerned with the determination of the stresses and deformation of curved, open and closed cross-sectional, thin-walled beams or tubes taking into account the effects...

Composite Beams in Torsion
The experimental behavior of four 12 WF 27 sections in composite action with a reinforced concrete slab (2 in., 3 in., 4 in., 6 in. thick) by 36.0 in. wide, subjected to only an end torque...

Lateral-Torsion Buckling of Parabolic Arches
Equations were derived which govern the lateral-torsional buckling of parabolic arches. Buckling loads were obtained for a uniform applied loading. Both free-standing and crown restrained...

Behavior of Structures under Loads Causing Torsion
The results of several analyses of a 24-story structure are presented. The structure is composed of two series of orthogonal bents; the bents consist either of steel rigid frames or of...

Elastic Stability of Tapered I-Beams
In this paper, the differential equation for the nonuniform torsion of tapered I-beams is derived by analyzing the deformations of the flanges, and this equation is used to study the elastic...

Torsion of Bars of Regular Polygonal Cross Section
The present paper deals with an analytical solution of Saint Venant's problem in bars of regular polygonal shapes. Expressions for stresses and torsional constants are obtained...

Buckling of Steel Angle and Tee Struts
An experimental study was conducted on steel angle and tee struts to provide verification of the theoretical solutions for flexural, torsional-flexural, and plate buckling. The effect...

Bending and Torsion in Orthotropic Deck Box Girder
Analytical and experimental studies are made on a simple span, single cell box girder bridge model with orthotropic deck having open ribs, to find and compare stresses under static loads....

Buckling of Lateral Restrained Thin-Walled Cantilevers of Open Cross Section
Herein is a method for determining the buckling load of lateral and torsional restrained thin walled cantilever of open cross section under uniform distributed axial load. It is assumed...

Torsional Vibrations of Circular Foundations
Vibrations of circular foundation about their axis of symmetry are investigated. The analytical solutions of forced torsional oscillations on an elastic homogeneous isotropic half space...

Torsional Stiffness of Embedded Footings
Numerical values of torsional spring constants with corresponding stress and displacement distribution are obtained for circular footings for various embedment. The presence of rigid discs...

Torsion, Bending, and Shear in Prestressed Concrete
An ultimate strength interaction criterion for web reinforced, prestressed concrete beams under torsion, bending moment and flexural shear is presented. Principal variables considered...

Response to Triangular Prisms in Turbulent Wind
Aeroelastic responses of 1/400 scale model with five masses were measured in a boundary layer wind tunnel to simulate the responses of twin triangular buildings in the turbulent wind at...

Ambient Vibration of Two Suspension Bridges
The dynamic characteristics (i.e., normal mode natural frequencies, damping, and shapes) of two suspension bridges are estimated from experimentally measured ambient motion time histories....

Need for Diaphragms in Concrete Box Girders
The action of diaphragms in single-cell concrete box girders is covered with particular reference to torsional loading. A simple analysis of the distortion of boxes is presented in which...

Torsion of Multilayered Rectangular Section
An analytical method for determining the effective shear modulus of a multilayered rectangular member in uniform torsion is presented. The materials in the member are elastic and isotropic,...

Analysis of Asymmetrical Coupled Shear Walls
A method of analysis is devised for asymmetrical coupled shear wall structures. The individual shear wall piers, one story in height, are considered to be single elements in a stiffness...

Torsional Vibrations of Conical Frustum
This paper examines the effect of conicity, cone thickness, and cone completeness on the free axisymmetric torsional vibrations of a thick, hollowed, conical frustum cantilevered at the...

Triangular Framework Model for Plate Bending
Spierig has presented several framework models for plate bending and stretching by developing models found by Hrennikoff. The models are valid for the value ⅓ of Poisson's...

 

 

 

 

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