Rafter Joint
:
THE MITRED JOINT
shows an everyday joint, as used at the juncture of the principal rafter and the tie-beam in roof truss work. A sketch of piece A is shown separated, and it should be noted that the depth of the cut portion B should not be more than one-fourth of the total width of the tie-beam.
Fig. 357.—Method of Pelleting the Corner of a Mitred Picture Frame.