How To Align Roof Trusses

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.

How to align roof trusses.

Measure the accurate length of the ridge beam and the common rafters as well as hip rafters. You simply have to follow these instructions to initiate an easy process. We always sheath the roof after all the fascias and fly rafters have been installed. Align one side of the trusses all the same.

Since the truss width almost never equals the width of the wall plates. First of all i made sure the left end of the truss was on the end that remains unchanged throughout the series. 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. To hold them up until the decking of the roof is placed on top a 12 foot 1 inch by 4 inch piece of lumber is used.

Examining the a series of trusses you ll notice i did a couple things here. Two choices move one side of the trusses to square them up but thats a lot of work considering that you probably braced all the trusses you will need to cut all of the hurricane clips beat the trusses to the new layout than install new clips or. Provide roof ventilation according to building codes. Meaning on one side the heel is flush.

If the top chords of trusses or rafters are warped or bowed install blocking to straighten. It can be nailed temporarily to each truss as the next truss is put in place. Simply measure out from the wall the width of your overhang less the thickness of the subfascia and snap a line. Typically the contractor sets most or all of the trusses on the side of the roof opposite the location of truss number one.

Usually trusses are put 24 inches apart. Step 1 measure the width of your roof trusses from inside to inside. This is a nice clean look but it also allows me to use the align webs tool in engineering. Workers manually move the first truss to the end of the roof and stand.

Pick one side and keep it consistent string the tails. Aligning roof trusses you trim the rafter tails after all the trusses have been set and tied off. When all the trusses are installed and the first row of decking is on this brace is removed.