Floor trusses can span farther between bearing points than i joists allowing for larger open rooms.
Floor trusses vs floor joists cost.
January 12 2016 at 8 38 am.
Depending on the local building codes and the contractor s.
The biggest advantage in my opinion in using i joists is simple.
Vibration control with minimal effort and cost.
For a floor span of over 24 trusses are certainly the way to go.
I just did some checking to confirm.
However most of the increase results from the national builders market share growth.
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.
Floor joists are a part of the structural support of a floor.
With floor trusses being built this way to begin with it was a huge step for the world of i joists.
The advantages of open web floor trusses are beginning to decelerate the growth of ewp.
Alex this is actually not true of trusses.
Superior strength to cost ratio thanks to no need for steel connectors and efficient use of wood fiber with a state of the art robotic manufacturing process.
Some of the small gain is due to the continuation of the replacement of solid sawn joists.
Floor joists are typically cut on site and are placed at regular intervals.
To which rick responded.
Though i joist sales per housing start have increased about 6 over the last two years the trend has slowed considerably.
Floor trusses are going to run around 4 40 per lineal foot spaced 2 on center this makes the cost per square foot for the joists at 2 20.
Cost effective light and safe.
All wood finger joined joists are installation friendly for framers and mechanicals.
They support the weight of the building and absorb impact providing stability and security to the overall floor system.
I m thinking it would take a little more math on the builder customer part to compare against labor.