发明名称 |
CULVERT STRUCTURE HAVING CORRUGATED RIBBING SUPPORT |
摘要 |
<p>CULVERT STRUCTURE HAVING CORRUGATED RIBBING SUPPORT A low-profile culvert structure comprising in combination, a plurality of arch-shaped corrugated structural metallic sheets secured to each other in such a manner as to form an elongated shell having typically a low rise to span ratio, and a plurality of transverse reinforcing ribs, each in the form of a corrugated metallic sheet. The transverse reinforcing ribs are secured to said shell at intervals along the length thereof, preferably to both the interior and exterior of the elongated shell.</p> |
申请公布号 |
CA1155309(A) |
申请公布日期 |
1983.10.18 |
申请号 |
CA19810380046 |
申请日期 |
1981.06.18 |
申请人 |
BETHLEHEM STEEL CORPORATION |
发明人 |
GURTNER, MARK A.;GORMAN, CHARLES D. |
分类号 |
E01F5/00;(IPC1-7):E01F5/00 |
主分类号 |
E01F5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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