Corrugated stormwater chamber having sub-corrugations
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United States of America Patent
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Jan 31, 2017
Issued Date -
N/A
app pub date -
Feb 7, 2014
filing date -
Jun 5, 2009
priority date (Note) -
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Abstract
A chamber is disclosed. The chamber may include a base, a plurality of alternating crest corrugations and valley corrugations running transverse to a length of the chamber, wherein the crest corrugations decrease in width with elevation from the base, and the valley corrugations increase in width with elevation from the base, at least one crest sub-corrugation running along at least a portion of a crest corrugation, at least one valley sub-corrugation running along at least a portion of a valley corrugation an end crest corrugation positioned at a terminal end of the chamber, and an end crest sub-corrugation running along at least a portion of the end crest corrugation.
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