Erection of superstructures of great separation project of Canadian National Railways' near Groveton, New Hampshire, consisting of two 108-ton precast reinforced concrete slabs by lifting them to their final position and completing installation within 24 hr, without interrupting train service.
Railroad bridge built of two 108-ton precast slabs
Eng News-Rec
Engineering News-Record ; 120 , n 15
1938
2 pages
Article (Journal)
English
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Railroad bridge built of two 108-ton precast slabs
Engineering Index Backfile | 1938
|Long precast bridge slabs carry tracks without ballast
Engineering Index Backfile | 1933
Long precast bridge slabs carry tracks without ballast
Engineering Index Backfile | 1933
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