Bar Joist Vs Truss

A lightweight steel open web bar truss joist similar to the floors of the world trade center and the roof of the charleston sc sofa store is a long steel bar web bent at 90 degree angles and.

Bar joist vs truss.

The simplest is a planar truss which is used as a roof support system. Steel joists handle loads and span conditions that a tradition wood system cannot typically handle. This debate i don t feel is as hot of a topic as rafters vs. While joists support the weight of floors and ceilings trusses have a wide variety of applications including supporting roofs and in bridge design.

Trusses and rafters have many common parts including the sloping rafter boards and a bottom joists that form the ceiling of the space below. Trusses at least not in the area that i live. Made of lightweight materials makes them a less costly alternative in building construction. The one thing con you forgot to consider with floor truss vs traditional joists is that they are much weaker in a fire situation and will collapse long before a traditional floor joist will.

Joists joists are supports that run between walls or beams to support the weight of floors roofs and ceilings. The major functional difference between the two is that trusses are built mostly with 2x4s in place of the wider dimensional boards. Joists are used in floors and as column support. Trusses are of many types.

This topic has received so much attention on our blog that we thought we would write another article about it. Steel joists joist girders. The joist also called bandsill supports the load which the floor is built to bear. But it is true of i.

These concentrated loads often include standard steel joists that are in turn supporting steel roof or floor deck. Open web steel joists are an engineered truss like construction component used to support loads over short and long spans alike. U s steel truss mezzanine system is available to work with our steel columns as part of a truss package. It is like the skeleton a building.

Alex this is actually not true of trusses. Joist girders serve as primary framing members with simple spans to support concentrated loads for a roof or floor system. The open web design of steel joists and joist girders introduce a range of cost and performance advantages. Typically used in non residential construction steel joists and joist girders provide an economical system for supporting floors and roofs.

To see part 1 of this series click here. Bar joist our open web steel joist series are designed to meet the specifications of k kcs lh series joist. Which product is better i joists or floor trusses.