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 Eng NewsRec v 122 n 15 Apr 13 1939 p 496-7)
Grouted ballast slabs for track support
Ry Eng Maintenance
Railway Engineering and Maintenance ; 35 , n 7 ; p 410-412
1939
3 pages
Aufsatz (Zeitschrift)
Englisch
© Metadata Copyright Elsevier B. V. All rights reserved.
Sub-ballast slabs cure unstable roadbed
Engineering Index Backfile | 1938
|Sub-ballast slabs cure unstable roadbed
Engineering Index Backfile | 1938
|Engineering Index Backfile | 1908
|Long precast bridge slabs carry tracks without ballast
Engineering Index Backfile | 1933
Long precast bridge slabs carry tracks without ballast
Engineering Index Backfile | 1933