This selection should be carried out cautiously for any type of steel building.
American steel span foundation guide.
Construction of a steel building or metal structure is similar to the construction of most other buildings and it all starts with a strong foundation.
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The tables permit a bearing length of up to 3 5 inches but since 1 5 is probably the worst case that you ll encounter for joist or rafter bearing it s a safe value.
This article will help guide you through the foundation selection process.
American steel span has been the world s leading manufacturer of pre engineered easy to assemble steel buildings for over 50 years many of the uses including storage sheds garage kits workshops commercial storage buildings industrial warehouses and more our durable metal buildings are 100 made in the usa and backed with a 40 year limited rust through warranty.
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American steel span manufactures and sells steel frame buildings arch style metal buildings steel arch buildings at factory direct prices.
Table 9 1 in span tables for joists and rafters figure 5 gives a required compression value of 237 psi for a span of 16 feet and bearing length of 1 5 inches.
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