| Original I-Beam | |||
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This is a three strip I-beam with just a top flange, bottom flange, and web. | ||
| Single Reinforced I-Beams | |||
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This is a four strip I-beam with a reinforced top flange. | ||
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This is a four strip I-beam with a reinforced web. | ||
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This is a four strip I-beam with a reinforced bottom flange. | ||
| Other Shapes | |||
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This beam has end supports to help prevent roll-over when the top flange is pulled towards the bottom flange by the load. | ||
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This design is meant to stiffen the top flange. | ||
| Alternate Methods of Supporting the Load | |||
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The string is threaded through the top and bottom flanges near the web to prevent deformation and weakening during loading. | ||
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This is a similar, threaded design to help prevent excessive deformation in the top porion. | ||
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