This is the second tutorial in our series focusing on structural steel design to Eurocode 3. This time, we'll be learning about steel column design. Just like part 1, this is a long and detailed tutor...more

This is the first in a series of tutorials covering the design of structural steel elements to Eurocode 3. In this first tutorial, we will focus on steel beam design. This is a long and in-depth tutor...more

This is a short recap of some of the twists and turns on my journey to becoming a Graduate Structural Engineer - if you’re somewhere along your own journey, hopefully, my story will give you some enco...more

EngineeringSkills.com has grown over the years and now has a huge number of resources for engineers interested in Python. This tutorial provides a convenient entry point and roadmap to these resources...more

In this second tutorial in our series focusing on OpenSeesPy, we’ll build a pipeline for the elastic analysis of a 2D portal frame structure using OpenSeesPy. Along the way, we’ll parameterise our cod...more

In this tutorial, we’ll take a first look at OpenSeesPy, a Python library for performing finite element analysis based on the OpenSees framework. By the end of this tutorial, you’ll be able to perform...more

This is the new version of DegreeTutors.com and combines that site, the DegreeTutors Podia site and Labs, all into one platform. I've fully custom-coded and developed this platform to be the best plac...more

Arches are one of the most efficient and elegant structural forms. Their efficiency has seen them selected throughout history as the go-to form for spanning large distances. In this tutorial, we’ll ex...more

In this tutorial on influence lines, we will explore influence lines and the techniques that can be used to construct influence line diagrams for determinate and indeterminate beam structures. By the ...more

In the second part of this series on plastic collapse analysis, we explore how what we learned in part one can be applied the frames. Plastic analysis methods are particularly useful in the analysis o...more

Often in structural analysis, linear-elastic analysis is used, predicting failure when structural members reach their yield stress. This method, while effective, ignores the plasticity that some struc...more

This tutorial focussed on the second moment of area, also known as the moment of inertia. By the end of this tutorial, you should be comfortable explaining what the second moment of area is, why it's ...more

In this tutorial, we’ll discuss moment redistribution in reinforced concrete and how we can use it to our advantage to achieve more efficient designs. When designing any structural element, our first ...more

In this tutorial, we’ll introduce the role of steel reinforcement in reinforced concrete design. We’ll see that steel plays a critical role in developing an internal moment of resistance and compensat...more

In this post, guest author Vittorio Lora talks us through how he developed the idea for and ultimately built Beamsolver.com. A structural engineer by training, Vittorio has pivoted in his career to fo...more

Concrete is one of the most important and ubiquitous materials in the construction industry globally. Twice as much concrete is used (by weight) as steel, wood, plastics and aluminium combined. Its gl...more

Welcome to this quick start guide on how to use the 3D truss analysis toolbox. In this tutorial, we’ll work through the solution of a sample 3D space frame (pin-jointed) structure. We’ll determine rea...more

In this tutorial, we introduce torsion. This is simply a bending moment applied about the longitudinal axis. Torsion will cause twisting about the longitudinal axis and is a very common form of loadin...more

In this tutorial we'll explore the moment distribution method. This is an excellent technique for quickly determining the shear force and bending moment diagrams for indeterminate beam and frame struc...more

In this tutorial, you'll learn how to use the virtual work method to analyse trusses and calculate truss deflections. The virtual work method is based upon the Principle of Virtual Work which underpin...more

In this tutorial, we'll cover free body diagrams and how to use them to evaluate the forces acting on a structure in equilibrium. A free body diagram is a diagram in which only the forces imposed on a...more

In this tutorial, you'll learn how to calculate beam deflection from first principles using the differential equation of the deflection curve. We'll cover several calculation techniques, including one...more

Welcome to the Fundamental Engineering Mechanics tutorial series. This is part one in a multi-part series aimed at anyone just starting out in the study of engineering. In this tutorial, we’ll start f...more

Learning how to use mathematics and mechanics to analyse structural behaviour is among the most challenging topics student engineers struggle with. Yet, for an engineer, particularly one involved in t...more

This is a quick start guide for our free online truss calculator. Follow this short text tutorial or watch the Getting Started video to quickly orientate yourself with this handy free tool. We'll walk...more

In this Python mini-project, you'll learn about the Duhamel Integral and how it can be used to simulate the dynamic response of a single degree of freedom system. We'll discuss how to solve the integr...more

In this tutorial, we'll explore the P-Delta effect; a form of non-linear behaviour that can lead to large magnitude sway deflections in columns. Put simply, P-Delta describes the phenomenon whereby an...more

In this project, we’ll build a beam deflection calculator that can generate beam deflections by directly integrating the bending moment diagram. The technique we’ll use for calculating deflection in t...more

Shear force and bending moment diagrams tell us about the underlying state of stress in the structure. Determining shear and moment diagrams is an essential skill for any engineer. Unfortunately it’s ...more

In this project we're going to build a Shear Force and Bending Moment Diagram calculator using Python in the Jupyter Notebook development environment. Generating the shear force and bending moment dia...more

In this Python project we're going to build a Mohr's Circle calculator. By the end of this project, you will have built your own stress analysis Python code. Along the way we'll cover all of the funda...more

In this tutorial we're going to focus on trusses, also known as pin-jointed structures. We'll briefly discuss their key features and methods of analysis. We're going to start at the very beginning by ...more

In this post we will use the Tintagel footbridge as a case study to explore structural behaviour and show how we can build up an understanding of the structure through analysis of increasingly refined...more

In this tutorial we examine the Direct Stiffness Method and work our way through a detailed truss analysis. By the end of this complete introduction, you should understand the basic ideas behind why t...more

By the end of this post you'll understand when and why a dynamic analysis is performed instead of a (usually more straightforward) static analysis. Although we typically encounter static loading, dyna...more

So why is plastic behaviour so important to understand? It’s probably fair to say that most of our engineering analysis assumes linearly elastic behaviour. But in reality, if we limit our designs to p...more

In this tutorial, we’re going to work out exactly how to determine the plastic moment capacity of a cross-section. We’ll also explore the concept of moment redistribution with an illustrative example....more

In part two of this tutorial series we’ll consider how to analyse the lateral stability of a multi-storey structure with an asymmetrical arrangement of stabilising elements. Asymmetrically propped str...more

All structures typically experience some form of lateral loading during their design life. Typical sources of lateral loading include forces due to wind blowing against the structure, hydrostatic forc...more

In this final post in this series on Column Buckling, we'll look at more realistic buckling behaviour you're likely to observe in reality. In particular we'll explore the behaviour of columns subject ...more

In this post we'll start to consider more realistic column structures. In particular we'll determine an expression for the critical load for an axially loaded column with pinned ends. Then we'll explo...more

Long slender structural elements under the action of an axial load may fail due to buckling rather than direct compression. Buckling failure occurs when axial load induces a lateral deflection leading...more

Structural analysis is the process of using mathematical and mechanical principles to determine the magnitude of internal forces in a structure. One of the main roles of a civil or structural engineer...more

A truss is a structure that consists of a collection of elements connected at pin joints or nodes. In theory, the pin joints provide no rotational resistance and behave as hinges. In practice this is ...more