Tension-Only Bracing Systems
In seismic design, tension-only bracing systems are commonly used in steel frames with limited ductility. These systems…
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Column Base Plate: Hinged or Fixed Connection?
The question of whether a column base plate behaves as a hinged or fixed connection is a classic dilemma in…
Should the Bottom Chord of a Roof Truss Be Laterally Restrained?
The question of whether the bottom chord of a roof truss needs lateral restraint depends on several factors,…
The Concept of Envelope Combinations and Their Limitations
In structural engineering, envelope combinations are used to account for the interaction of internal forces (axial, shear, and…
How High Can Earthquake Ground Acceleration Go?
The question of maximum earthquake ground acceleration has intrigued seismologists and engineers for decades. Igor Beresnev, a…
RC Column + Steel Truss
Analysis of a Hybrid Structural System: Reinforced Concrete Columns and Steel Roof Trusses In…
Resilient Slip Friction Joint
The Role of Friction in Seismic Design 2. Innovative Solution by Pierre Quenneville and Pouyan…
Lead Rubber Bearing (LRB) Isolator
In this simulation, we will analyze the behavior of a lead rubber bearing (LRB) isolator using…
Triple Friction Pendulum Seismic Isolator
Pendulum-type isolators allow the vibration period of a structure to be increased independently of…
Steel Building Performance Analysis
The issues with the R factor have been discussed for many years. Determining the behavior of…
