Foundation Types: Difference between revisions
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*Grade Beam - [https://civiljungle.com/grade-beam/] | *Grade Beam - [https://civiljungle.com/grade-beam/] | ||
*Spread footing - 'inverted T' actually holds the pressure on the soil. Grade beam functions like a beam - spanning 2 deep piles, not relying on soil underneath for support. [https://alleghenydesign.com/most-common-construction-question-grade-beam-or-spread-footing/] | *Spread footing - 'inverted T' actually holds the pressure on the soil. Grade beam functions like a beam - spanning 2 deep piles, not relying on soil underneath for support. [https://alleghenydesign.com/most-common-construction-question-grade-beam-or-spread-footing/] | ||
*Grade beams connect column foundations together - [https://research.engineering.ucdavis.edu/gpa/foundations-shallow/grade-beams/] | |||
=Design= | =Design= | ||
*Grade beam is min 8" wide, and depth is the length of span it supports [https://www.civillead.com/grade-beam-foundation/] | *Grade beam is min 8" wide, and depth is the length of span it supports [https://www.civillead.com/grade-beam-foundation/] | ||
*Compared to typical foundation, uses less concrete. | *Compared to typical foundation, uses less concrete. | ||
Revision as of 00:19, 4 October 2022
Terms
- Grade Beam - [1]
- Spread footing - 'inverted T' actually holds the pressure on the soil. Grade beam functions like a beam - spanning 2 deep piles, not relying on soil underneath for support. [2]
- Grade beams connect column foundations together - [3]
Design
- Grade beam is min 8" wide, and depth is the length of span it supports [4]
- Compared to typical foundation, uses less concrete.