Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Seventeen arches in this pipe culvert
Culvert on highway west of Portland, Oregon, consists of 17 corrugated iron 72 × 44 in. pipe arches and 1 circular pipe, 84 in. diam; reinforced concrete walls serve to hold pipes in position and prevent erosion.
Seventeen arches in this pipe culvert
Culvert on highway west of Portland, Oregon, consists of 17 corrugated iron 72 × 44 in. pipe arches and 1 circular pipe, 84 in. diam; reinforced concrete walls serve to hold pipes in position and prevent erosion.
Seventeen arches in this pipe culvert
Roads Streets
Roads and Streets ; 90
1947
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Culvert pipe component, culvert pipe assembly, culvert pipe, duct component, duct assembly and duct
| Europäisches Patentamt | 2020
SMC composite material component, culvert pipe assembly and culvert pipe
| Europäisches Patentamt | 2021