Varying conditions of 2430-ft railroad viaduct in Rockville Centre, NY, necessitated special forms for concreting; 39 wheeled unit travelers of two different types used for this purpose; work procedure; deck consists of drop panel slab supported by columns.
Unit travelers for viaduct construction
Eng News-Rec
Engineering News-Record ; 145 , n 5
1950
2 pages
Illustrations
Article (Journal)
English
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