http://www.quiltingboard.com/t-159483-2.htm#4425190 topic from the Main
I am really intrigued by the bed runner idea. I figured they are just big table runners but didn't know how to figure the measurements, then found this blog.
If for some reason you can't access it, the gal says The dimensions are typically 24" wide and the length is 25"-30"
You'll need to know the overall size of your quilt and then decide how big you are going to cut your initial squares. I usually cut my squares 6 1/2" for a D9P which means that I will be able to get six squares for every 6 1/2" strip of fabric I cut. One strip of each colour chosen would yield 54 squares which would make 6 nine patches. These nine patches would originally be 18 1/2" before cutting and after cutting would be about 17" resulting in a row of 102" long. You'd
Figuring size of triangles for on-point setting http://quiltbug.com/Articles/on-point.htm