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This book, Roof Framing, by Marshall S. Gross, published by Craftsman Book Company in 1984, 6th printing 1987, is one of my favorite books for roof framing. I refer to it frequently when preparing residential house plans. If you are looking for it, its ISBN 0-910460-40-X.
Table of Contents:
Chapter 1 - Introduction to a Simple Roof, page 5
- Span and total run
- Total rise
- Unit run and unit rise
- Two types of roof framing
- Allowable span
- Common rafter roof angle chart
Chapter 2 - Cutting Common Rafters, page 20
Finding unit length
The model rafter plate
Mathematical length: framing square method
Layout lines for the common rafter
Methods of computation
First ancient and true method
Second ancient and true method
Chapter 3 - Getting the Ridge Length Right, page 62
Mathematical ridge length
Double and single cheek cuts
Practice in framing points
Drawing elevations
Actual ridge height
Chapter 4 - Cutting Hip Rafters, page 97
Unit run of the hip
Hip shortening and setback
Finding the length of hip rafters
Finding the hip rafter with secant
Building a model hip roof
Hip and valley rafter roof angle chart
Chapter 5 - Valley Rafters Are Easy, page 141
An equal span addition
The valley rafter
A narrow span addition
The supporting valley rafter
The shortened valley rafter
Chapter 6 - Jack Rafters are Easy Too, page 164
Hip jack rafters
Valley jack rafters
Hip-valley cripple jacks
Valley cripple jacks
Chapter 7 - From Dutch to California, page 180
The Dutch
The Tudor peak
The blind valley
The shed roof
Gable end framing
The barge board and the overhang
The gambrel roof
The California
Chapter 8 - Math for Non-Centered Ridges, page 240
Defining the problem
Solving by the layout method
Solving by the math method
Framing at the ridge
Chapter 9 - Framing a Gazebo, page 249
Math for a regular polygon
The octagon and the square
Drafting an octagon roof
Cutting the octagon hips
Octagon roof angle chart
Chapter 10 - A Simple Irregular Roof, page 309
Drafting the model and scaling measurements
Layout with mathematical calculations
Cutting and framing the irregular model
Chapter 11 - A Complex Irregular Roof, page 362
Design
Drafting the plan view
Establishing the section lines
The sectional views
Chapter 12 - Irregular Roof Problems, page 384
The unequal pitch/equal ridge roof
The irregular California
The shed dormer model
The hip or gable dormer
Framing square scales
Roof cutter's geometry and trigonometry
Pitch wall framing
Crickets and hog valleys
Calculating roof area for different pitches
Cutting roof sheathing
Ellipses for roof framing
Steps to calculate an irregular roof
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