LOG and TIMBER HIP and VALLEY ROOF FRAMING and JOINERY MATHEMATICS '97 or later versions of MS Word and Excel are required to open most of these documents. Javascript calculators and html documents optimized for MSIE5.

 SCOPE and INTENT The purpose of this website Links to other Roof Framing Math Sites
 LOG and TIMBER FRAMING ANGLES Theory: Hip and Valley Roof Trigonometry
 LINEAR ALGEBRAIC SOLUTIONS Solutions using Vector Analysis and Matrices
 FRAMING ANGLE FORMULAS Catalogues of known Angle Formulas
 FRAMING ANGLE CALCULATORS Worksheets and Online Calculators
 COMPOUND JOINERY: THEORY Mathematics of Compound Joints
 COMPOUND JOINERY: CALCULATORS Online Compound Joinery Calculators
 GEOMETRY and DEVELOPMENTS Developments of Hip-Valley Roof Angles
 COGNATE KERNELS Studies of related Geometric Models
 LOG BEAM SECTIONS The Mathematics of Log Beams
 MISCELLANEOUS NOTES Topics that won't fit elsewhere
 QUICK REFERENCE Links to Trig and Vector Formulas
 PHOTO GALLERY 1 Math Applications and Results
 PHOTO GALLERY 2 Valleys and Ridge Beam intersect Header
 ... more Log Roof Joinery images Valley and Purlin details
 3D MODELS of JOINERY Models of Hip-Valley Roof Intersections

 SQUARE TAIL FASCIA intercepts HIP Crown Molding Angle Calculator Square Tail Fascia: Excel Worksheet
 PURLIN intercepts MAIN ROOF SQUARE TAIL FASCIA intercepts MAIN ROOF Purlin intercepts Main Roof: Excel Worksheet
 PURLINS following SLOPED RIDGES Eyebrow Dormer Angle Calculator Excel Worksheet
 ARCH intercepts MAIN ROOF Excel Worksheet
 HIP/VALLEY FRAMING CALCULATOR Trial Version - Under Construction
 ELLIPTICAL ROOF CALCULATOR Trial Version - Under Construction

 Links to Diagrams and Example Calculations Roof Framing and Joinery Notes and Sketches

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