My recommendation is really simple.
Modifying roof trusses.
These trusses are usually engineered by a structural engineering company to carry a specific roof load.
To do this i d have to cut out and raise the bottom chords of the trusses.
At both of these marks position a 2 by 4 so that the bottom is on the floor and the top extends upward to a.
One use of trusses is for the support of a roof they are similar to roof rafters.
How to modify roof trusses step 1.
My client wants to add a 16 inch wide 4 inch deep tray ceiling in a room where the drywall ceiling is attached to the bottom chord of roof trusses.
If the house is new enough that you know how built the trusses give them a call.
Also if you decide to do this you must work hand in hand with a licensed structural engineer that s familiar with wood trusses.
Usually chosen for low cost materials and production fees the trussed roof eliminates potential living space due to its large frame.
Measure in from the lower edge of the roof to a point 1 4 the width of the truss on either side of the attic.
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Use a chalk line to draw a line along the floor parallel to the lower edge of the roof from one end of the attic to the other on both sides.
When a truss becomes damaged cut or modified there is a chance of a structural overload or that they will not perform properly.
Home owners should avoid cutting or modifying their roof trusses.
If you really want to modify the framing of your attic and roof then consult with a licensed professional structural engineer.
I m looking at a job that involves about 50 lf of framing changes in 3 different areas of the roof to an existing fink truss roof which will change to new vaulted ceilings.
Use a circular saw to.
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That way the last few feet at each end of the truss will not have to be modified and the changes should be less extensive.
Don t modify cut wood trusses.
When to modify trusses for attic space the trussed roof has a w shaped support system placed into triangular sections that are designed to maximize roof strength.
If you live in a house with engineered manufactured trusses then don t mess with them.
Measure in from each side wall a distance equal to 1 4 of the total width of the.
If you modify the existing trusses i have one suggestion.
You can modify the trusses but it s an enormous amount of work.
Measure the width of the truss.
