. Agricultural engineering; a text book for students of secondary schools of agriculture, colleges offering a general course in the subject and the general reader. Agricultural engineering. 448 AGRICULTURAL ENGINEERING owing to the fact that they are not only strong in tension but are stiff and make a more rigid structure. A curb roof is used, and the rafters, which are usually 2x6's are strengthened at the curb by braces of inch boards or 2- inch pieces cut to fit underneath. The rafters are usually placed two feet apart on the larger barns of this construction,. ;a wisw N /0-8' /O'-O' 5~-2~*


. Agricultural engineering; a text book for students of secondary schools of agriculture, colleges offering a general course in the subject and the general reader. Agricultural engineering. 448 AGRICULTURAL ENGINEERING owing to the fact that they are not only strong in tension but are stiff and make a more rigid structure. A curb roof is used, and the rafters, which are usually 2x6's are strengthened at the curb by braces of inch boards or 2- inch pieces cut to fit underneath. The rafters are usually placed two feet apart on the larger barns of this construction,. ;a wisw N /0-8' /O'-O' 5~-2~*2's- ;o'-8' 3^'-0' Fig. 290. A sketch of the Shawver barn frame. and should have diagonal braces to make the frame more rigid. The Wing joist frame is not adapted to barns over 40 feet wide. The Shawver Barn Frame. The Shawver barn frame, as now constructed,*consists of bents made up of 2-inch lum- ber and placed 8 to 16 feet apart, on which the wall and rafter. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Davidson, Jay Brownlee, 1880-1957. St. Paul, Minn. , Webb Pub. Co.


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagricul, bookyear1919