发明名称 Environmental culvert system
摘要 This invention relates to a novel environmentally compatible culvert system. More particularly, this invention relates to a novel multi-component modular environmental culvert system which is constructed of reaction injection molded components, comprising modular interconnecting bases, modular interconnecting corrugated arch systems, and modular joining binders. A modular culvert system comprising: (a) at least one base grid module; (b) at least one corrugated arch module resting on the grid; and (c) an arch shaped binder module adjacent the arch module.
申请公布号 US8596910(B2) 申请公布日期 2013.12.03
申请号 US20080529168 申请日期 2008.02.27
申请人 HAMMERSTEDT RONALD W.;RAE MICHAEL D.;SEMOTIUK BARBARA 发明人 SEMOTIUK ROBERT A.;HAMMERSTEDT RONALD W.;RAE MICHAEL D.
分类号 E01F5/00 主分类号 E01F5/00
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