Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Precast piles form box culvert walls
Precast concrete piles were used by Iowa State Highway Commission for box culvert thus avoiding costly excavation; when all piles are driven, steel forms are erected and parapets and slab are concreted; description of pile manufacturing.
Precast piles form box culvert walls
Precast concrete piles were used by Iowa State Highway Commission for box culvert thus avoiding costly excavation; when all piles are driven, steel forms are erected and parapets and slab are concreted; description of pile manufacturing.
| Engineering Index Backfile | 1950