CARP12 text book / or workbook P 95 With additional notes for explanation M. S. Martin July Reviewed June 2010
Cut a minor roof rafter and place it against the major roof rafter to locate this point.
Include a blocking piece to take end of ridge
Use a block to locate positions.
Check Rafters as you install them.
Plumb bevel C/R Level Bevel C/R (base of creeper & Top of ridge) Edge Bevel Creeper (Bottom edge of creeper & top of lay-board) Edge Bevel Purlin (Bottom of Lay-board)