. Florists' review [microform]. Floriculture. This simple line sketch shows you the truss stiffening rod run- ning under the ridge between each At the left you have a cross sec- tion of ridge midway between rafters, showing you the second- ary rafter and truss Strut. Hitchings Stiffeners For Ridge And Roof p w Spacing rafters ]2 It. I'a in- apart is one tint;. Making the Irame just as stitf and strong; as when the spacing was S ft. 4 in. is (luite another. Take the (|ueition of rafters alone, m say a house 200 ft. long. In the narrow spacing 2') pairs of rafters are used. In the wide
. Florists' review [microform]. Floriculture. This simple line sketch shows you the truss stiffening rod run- ning under the ridge between each At the left you have a cross sec- tion of ridge midway between rafters, showing you the second- ary rafter and truss Strut. Hitchings Stiffeners For Ridge And Roof p w Spacing rafters ]2 It. I'a in- apart is one tint;. Making the Irame just as stitf and strong; as when the spacing was S ft. 4 in. is (luite another. Take the (|ueition of rafters alone, m say a house 200 ft. long. In the narrow spacing 2') pairs of rafters are used. In the wide spacing, there are 17 or S less pairs. When you take rafters out of a greenhouse construction, it's a pretty serious matter. Tiiat strength must \>c put back some otiier way. To do it, we first use deeper rafters. Then we use heavier purlins, se- cured Id the rafters by an extra long fitting, extending the depth of the rafters and well out on the purlin 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 Chicago : Florists' Pub. Co
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Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
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Keywords: ., bookcentury1900, bookdecad, booksubjectfloriculture, bookyear1912
