Swanson tool s0107 12inch speed square layout tool with. This model already has best rating on amazon due to working accuracy and easy in use. Swanson tool s0101cb speed square layout tool with blue. Calculate the length of a rafter from the roof slope ratio of inches per foot, and a building width measurement.
The square comes with detailed guide book that contain 62 pages and provide extremely help in straight measuring while construction of roofs and stairs. A trisquare, a miter square, a protractor, a line scriber, and a saw guide. Speed square basics how to use one make build modify. Swanson na202 metric speed square layout tool aluminum. How to use the swanson speed square as a framing square. Swanson speed square combo kit with blue book and 6 inch pocket square the perfect kit for any carpenter. The speed square includes the swanson blue book of rafter length and roof construction and also features markings for using the swanson onenumber method of rafter layout.
Swanson tool s0101 7inch speed square layout tool with blue. I discuss a couple of tricks and some practical uses of the swanson speed square. How to calculate the length of roof rafters captioned youtube. This is the rafter length from the top cut to the seat plumb mark. The pocket square is our most portable combination square, fitting easily into your tool pouch. Once inch rise and run are calculated, use the tables in the back of this book to find common rafter length. Explaining the entire process for doing this quickly becomes too convoluted for this overview. Sep 06, 20 one length method by richard birch richard birchs method,one length method, that he developed from the swansons blue book. Measure from the plumb line shifted at the foot of the hip rafter using the hip rafter length to ridge dimension a.
Includes markings for swanson 1number method of rafter layout, and is packaged with the swanson blue book of rafter length and roof construction and the speed clip to keep your square handy while you work. The speed square includes the swanson metric blue book of rafter length and roof construction and also features markings for using the swanson onenumber method of rafter layout. Swanson tool s0101cb speed square layout tool with blue book. Sep 03, 2015 the above video shows one example of how to use a speed square for finding rafter pitches. The swanson speed square is made of heavygauge aluminum alloy with black gradations for easy reading and a matte finish to prevent glare. The little blue book for roof and stairway layout includes detailed instructions on how to use the speed square and big 12 speed square using the one number method sm for roof layout. For more info, go to view all speed square swanson speed.
Includes markings for swanson 1number method of rafter layout, and is packaged with the swanson blue book of rafter length and roof construction. Sep 03, 20 shiften or swanson s blue book richard birch and i are having a discussion on shiften. Common rafter and hipvalley rafter scales permit onenumber references for all cuts. Includes markings for swanson s onenumber method of rafter layout, and is packaged with the swanson blue book of rafter length and roof construction. Look for the diamond cutout for genuine swanson products.
Get swanson speed square blue book pdf file for free from our online library pdf file. Includes pocketsize swanson blue book of rafter length and roof construction. Plus md instruction book roof construction and rafter lengths with easy to read rafter length tables for all types of rafters. Swanson tool s0101 7inch speed square layout tool with. One length method by richard birch richard birchs method,one length method, that he developed from the swansons blue book. Use the same dimension a along both sides of the hip rafter to mark off the long point of the hip rafter. Determining rafter length by rise and run by roninohio. Swanson s little blue book for roof and stairway layout. Using the 7 inch rise table and our 15 run, the common rafter length is 17 43. Includes blue book of rafter length and roof construction explaining basic construction including rafter length tables. Hes proclaimed for years that the best method for finding the correct lengths for hip rafters and laying out the back bevel angles, hip rafter side cut angle, was in the swanson s blue book that you get when you purchase their speedsquare. Combines features of the framing, try, miter, and protractor squares. Stanley has the manual for their quicksquare online and i found a public copy of the swanson speed square manual see links below. This kit includes our speed square, blue book of rafter length and roof construction, and 6 in.
Nov 06, 2016 speed square basics how to use one make build modify. Use the same dimension a along both sides of the hip rafter to mark off the long point of the hip rafter top back bevels. Measure from the plumb line shifted at the foot of the hip rafter using the hip rafter length to ridge dimension, 29 14. Swanson tool t0101 speed square with blue layout book. This swanson square comes in 7 inch length and manufacture in usa with finest quality aluminum alloy. All you need to know are the span of the building and the slope of the roof.
The speed square is constructed of durable heavygauge aluminum alloy. There are actually a large number of things you can do with it, but the most common is probably to use it the same way a framing square is used to determine the correct angle to cut rafters. Enter the value for the roof width outside to outside in feet, inches, and fraction, inches and fraction, or use the inches box to enter a value in decimals if that is your preference. The dewalt rafter square the dewalt rafter square is designed to provide a quick, accurate, and repeatable means for laying out and cutting the various cuts on common, hip, valley and jack rafters used in root construction. For sale is this pair of booklets for construction.
Ill show you how to determine the angle you need to use. Blackfilled gradations stand out against a matte finish for easy reading. Richard birchs method,one length method, that he developed from the swansons blue book. Here is the access download page of swanson speed square blue book pdf, click this link to download or read online. Read online now swanson speed square blue book ebook pdf at our library. Used tobe, each and every speed square came with a little blue book, mainly swanson speed squares. Includes result for hipvalley factor, slope factor and the roof slope in degrees. For a run greater than that given in the tables, add any two runs that will equal the desired run, then find the respective lengths for those two rafters and add them together. Our trusty speed square is a must for every toolbox. If you add an eaves overhang dimension then the amount the rafter sticks passed the wall will be added to the rafter length. This kit includes our original speed square, blue book of rafter length and roof construction, and 6 in. When building a roof, how do you calculate the length of the rafters. Swanson 25 cm metric speed square carded with english french.
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