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Sim Ayers
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Roof framing geometry is empirical-type knowledge. Those problems solvable by means of circles and lines only (as assumed in Euclid's Elements) are called planar geometry
Roof framing geometry is empirical-type knowledge. Those problems solvable by means of circles and lines only (as assumed in Euclid's Elements) are called planar geometry

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A link to some pictures of the White Oak timber framing .

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Diverse Hip Rafters with Saint Andrews Cross
From geometrical theory to task model to the jobsite. When I started studying    L'Art du Trait   4 years ago the terms diverse and trait carre seemed hard to comprehend. Now the diverse hip rafters are as easy to cut as a plumb hip rafters. dévers de pas  ...

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Finally finished my Stair Tangent app for iPhone. 

Here's a link to stairtangent.com
http://www.stairtangent.com/
PhotoPhotoPhotoPhotoPhoto
11/9/16
5 Photos - View album

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The French Guitarde by Adam Miller
Adam Miller  published an article in the Timber Framing Guild's magazine last month and since it was the first French guitarde model built in the United States by an American carpenter I wanted to share it on my blog.  It's great to see an American carpente...

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Developing Bevel Angles on the Stick-Timber
After developing the bevel angles on the hip rafters and jack rafters I realized I could develop the bevel angles on the actual purlin rafter as well. Here's a picture of developing the purlin rafter miter and bevel angle on the stick for an equal pitched r...

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Compound Hip Rafter Head Cuts
There are different methods for cutting compound head cuts on hip rafters, I think this method makes laying out and cutting the compound cut pretty simple. On our current framing project we have a 45° plan angle hip rafter, 60° plan angle hip rafter and a 1...

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Simpson Strong Tie HRC44 Hanger Installation
This is my version of Simpson Strong Tie HRC44 Hanger Installation. Simpson website says to double bevel-cut hip rafter members to achieve full bearing capacity with HRC hangers. The HRC22 and HRC1.81 hangers for single hip rafters work correctly with a dou...

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Roof Design using Dachausmittlung
On our Black Mountain job the house has a slopping ridge. However, it also has two valley rafters and two cripple hip rafters intersecting at the same point. I had asked the architect if he had drawn the roof plan in 3D, because the roof plan in this area w...

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California Wall Framing
After reading an article in the JLC magazine  today, the article makes it sound easy to layout exterior walls for the rough frame of an house. It couldn't be further from the truth, with what were framing here in California.  I had an article published in T...

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Sloping Ridges
It's been a while since I've had a sloping ridge in a roof. So, I drew it out in SketchUp to find the angles needed for this equal pitched roof. The first thing that was obvious, I would never be able to draw it out full scale on the jobsite. A sloping ridg...
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