Developments of Hip and Valley Roof Angles based on the Roof Lines

Overview of Tetrahedra and Triangles defining a Hip or Valley Roof

Hip or Valley intersects Principal Common or Wall ... SS, DD, R5P, P3, P6
Hip or Valley intersects Principal Common or Wall, Purlin Angles ... SS, DD, R5P, P3, P6, P1, P2
Hip or Valley intersectS Wall or Principal Purlin ... SS, DD, R1, R4P, R5P, P6, P3, R3
Hip or Valley intersectS Wall or Principal Purlin ... SS, DD, P2, R5P, P3, R3, R4P
Hip or Valley intersectS Wall or Principal Purlin: Development of Saw Blade Bevels ... A5P, C2
Hip or Valley intersectS Wall or Principal Purlin ... P2, C5, P3, P6, R4P, R3, A5P, C2
Jack Purlin or Square Hung Fascia intersects side face of Hip or Valley ... SS, DD, R1, P2, R2, Q3
Jack Purlin or Square Hung Fascia intersects side face of Hip or Valley ... SS, DD, R1, P2, R2, Q3, P1, C1
Jack Purlin intersects side face of Hip or Valley ... SS, DD, R1, P2, R2, A8, P4, Q3, Q1
Jack Purlin intersects side face of Hip or Valley ... SS, DD, P1, C1, Q3
Jack Purlin intersects side face of Hip or Valley ... SS, DD, P1, C1, Q3
Comparison of Miter Angles for Purlins, Frieze Blocks and Square Hung Fascia ... SS, DD, D, P1, P2, SFM
Hip or Valley intersects Wall ... SS, DD, R1, R5P, R5B
Hip or Valley intersects Wall ... SS, DD, R1, R4P, R4B
Hip or Valley intersects Wall ... SS, DD, R1, R4B, R5B, A5B, R4P, R5P, A5P
Fundamental Hip or Valley Angles ... SS, DD, R1, P2, C5, A7, R4P, R4B
Jack Rafter intersects side face of Hip or Valley ... SS, DD, R1, P2, A7, P5, A9
Angles required to lay out Chamfer Cuts or Square Cuts from the upper shoulders of Jack Rafters and Jack Purlins
Angles required to lay out Chamfer Cuts or Square Cuts from the upper shoulder of Jack Rafter ... P5, P5BV
Stud Compound Angle for Rake Wall ... SS, DD, R1, C5, P2, A7, P5, P5BV

Joe Bartok