Stability of Rigid Frames with Nonuniform Members
Buckling capacities of rigid frames with nonuniform members are analyzed by a numerical method using divided segments. Fundamental and higher buckling loads and modes result from the eigenvalues...

Stability and Influence Vectors of Trusses
The necessary and sufficient conditions for geometrical stability of plane truss constructions, either statically determinate, or indeterminate, are presented. The procedure of testing...

Simple Method of Analysis of Vierendeel Structures
An exact moment distribution process suitable for the analysis of rigid frames, simple Vierendeel girders, and multistory buildings with coupled shear walls subjected to transverse loads...

Design of Steel Frames for Minimum Weight
A procedure for obtaining minimum weight of plastic designed, rigid jointed steel frames, is presented and beam-column interaction is considered. Zonal linearization of the nonlinear relationship...

Flexural-Torsional Buckling of Planar Frames
A method of analyzing flexural-torsional buckling frame failure is presented. The differential equations and equations of equilibrium and continuity at interior joints are derived by minimizing...

Torsion of Structural Shapes
Charts and empirical formulas are provided for the accurate calculation of the torsion constant for the wide flange, I, channel, tee, zee, and angle structural shapes. The differential...

Generalization of Hardy Cross Method
A modified method of moment distribution, to include sidesway, is presented. The ordinary factors encountered in the Hardy Cross method are adequately adjusted and the procedure slightly...

Rigidity and Strength of Composite Plates
The objective of the experimental study described was to determine the rigidity, load carrying capability, and mode of failure for several composite (steel and concrete) circular plates....

Guide To Good Practice For Highway-Pipeline Crossing
The Final Report of the Committee on Pipeline Crossings, Highway Division, is a summary of current (1963) pipeline-crossing practice of state highway agencies. A series of questionnaires...

Velocity of a Water-Hammer Wave in an Elastic Pipe
The general expression for the velocity of a water-hammer wave through a fluid in an elastic pipeline is evaluated. This result is applied to the following common practical cases: A rigid...

Rigid-Plastic Analysis of General Structures
An attempt to explore the concepts involved in the use of kinematic methods to find the limit load for general rigid-plastic structures suggests, by analogy with well established procedures...

Elastic Buckling of Rigidly-Jointed Braced Frames
A study is made of the condition of statical equilibrium of plane triangulated (braced) rigidly-jointed frames. It is assumed the frames are loaded centrally at the joints. A nonlinear...

Analysis of Rigid Frames by Difference Equations
An ideal, symmetrical, three-span, multi-story frame illustrates the applicability of the finite difference equation to structural problems with more than one set of unknowns. The mathematical...

Statical Indeterminacy and Stability of Structures
Elements of linear graph theory are presented and used to generate a matrix whose dimensions and rank are necessary and sufficient for describing the static stability and indeterminacy...

Solution of Nonlinear Shear Lag Problems
The governing differential equation for the plane stress problem of a nonlinear material and complete transverse rigidity is derived. Involving a stress function, it is applied in non-dimensionalized,...

Dynamic Flexibility Matrix Analysis of Frames
The dynamic flexibility matrix is developed for uniform members in bending including translation of joints. A force method approach for the dynamic response of continuous beams and frames...

Steel Column Design for Multistory Rigid Frames
The design of a continuous steel column in an irregular and unsym-metrical multistory rigid frame for axial compressive forces and biaxial bending is a difficult task without the aid of...

Limit Analysis of Grid Frameworks
A moment-balancing process is devised for finding a lower bound to the collapse load of a rigid-jointed plane grid frame for which the torsional stiffness of the constituent beam members...

Zero Sidesway Axis of Rigid Frames
The results of an analytical study of the lateral deflection behavior of single span, rectangular, rigid frames under vertical concentrated loads are presented. Expressions are derived...

Matrix Analysis of Semi-Rigid Connected Frames
Frames with semi-rigid connections are investigated. Relationships between forces and displacements at the ends of a member with elastically restrained ends are derived. The force components,...

 

 

 

 

Return to search