Table of Contents
What is the strongest angle for a truss?
45 Degree Angles In shapes and angles, the triangle is often considered the strongest shape since all the angles are fixed and connected to another point.
What makes a Warren Truss bridge?
The Warren Truss uses equilateral triangles to spread out the loads on the bridge. This is opposed to the Neville Truss which used isosceles triangles. The equilateral triangles minimize the forces to only compression and tension.
What angle should trusses?
Conventional Pitch Roofs: Anything between 25 degrees and 47.5 degrees would be considered a conventional pitch truss. These are the easiest to construct and maintain. High Pitched Roofs: Over 47.5 degrees would be considered a high pitched roof. Higher pitched roofs often need specialist tiles and fitting methods.
How far can a Warren Truss span?
between 50-100m
The Warren truss is perhaps the most common truss for both simple and continuous trusses. For smaller spans, no vertical members are used lending the structure a simple look. For longer spans vertical members are added providing extra strength. Warren trusses are typically used in spans of between 50-100m.
Why is a Warren Truss good?
One of the main advantages of a Warren Truss is its ability to spread the load evenly across a number of different members; this is however generally for cases when the structure is undergoing a spanned load (a distributed load).
Why is a Warren truss good?
What is the disadvantage of the Warren Truss?
Warren Truss Its main advantage is also the cause of its disadvantage – the truss structure will undergo concentrated force under a point load. Under these concentrated load scenarios, the structure is not as good at distributing the load evenly across its members.
What is a warren truss bridge?
Regardless, the Warren Truss has been around a while and has been very popular. Examples of it can be found everywhere in the world. The Warren Truss uses equilateral triangles to spread out the loads on the bridge. This is opposed to the Neville Truss which used isosceles triangles.
Why does a warren truss use equilateral triangles?
The Warren Truss uses equilateral triangles to spread out the loads on the bridge. This is opposed to the Neville Truss which used isosceles triangles. The equilateral triangles minimize the forces to only compression and tension.
How do you use trusses in a bridge?
You may construct a truss and then use it to construct a bridge, making it particularly helpful for road and railway bridges. The Warren truss bridge design includes an interior railing that is connected to the diagonal span, preventing people from falling off the edge of the bridge.
What happens when a warren truss is under a load?
This happens especially to the members near the center of the bridge. Here are two diagrams showing how the forces are spread out when the warren truss is under a load. The first shows the load being applied across the entire top of the bridge. The second shows a localized load in the center of the bridge. In both cases the total load = 100.