Roof Framing For Addition

Measure form the top of this line down the board to determine the line length or length of the rafter less the ridge. The average wooden stud wall frame construction for an addition runs between 9 and 18 a square foot or 1 800 and 3 600 for a 200 square foot addition with most homeowners spending around 2 500 on basic rough construction framing. Position the square at the end of the rafter board with the tongue on your left and facing away from you.