Setting Out A Roof

This is denoted two ways a 1 3 or 1 4 pitch in fractions and a 6 12 pitch in inches which means the roof rises 6 inches for each 12 inches of run.

Setting out a roof.

Write on a spare sheet of paper or a section of exposed wood. Use a pencil to jot the width down somewhere. Roof trusses arrive at the jobsite on the bed of a large truck. The first step in the process of erecting the hip roof is to get the ridge beam into place at the top of the roof.

Pitch is the amount of angle or slope the roof has. How to set roof trusses diagram and layout. Every step of the truss installation follows explicit instructions from the manufacturer. Place the 4 6 common rafters in their designated positions along the 2 longest walls and nail them firmly to the wall with a nail gun.

For example the width of the building may be 72 75 inches 184 8 cm. Measure as precisely as possible down to the 1 4 inch 0 64 cm 1 8 inch 0 32 cm or 1 16 inch 0 16 cm. Setting the first trusses.