Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Grouted ballast slabs for track support
Comparative study, by Pennsylvania Railroad Co, of two methods of construction of cement grouted slabs as support for heavily traveled track in section where soft ground makes constant surfacing necessary. (see also Ry Eng and Maintenance v 35 n 7 July 1939 p 410-12)
Grouted ballast slabs for track support
Comparative study, by Pennsylvania Railroad Co, of two methods of construction of cement grouted slabs as support for heavily traveled track in section where soft ground makes constant surfacing necessary. (see also Ry Eng and Maintenance v 35 n 7 July 1939 p 410-12)
Grouted ballast slabs for track support
Eng News-Rec
Engineering News-Record ; 122
1939
2 pages
Aufsatz (Zeitschrift)
Englisch
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