Tendencies In Canadian Railway Bridge Design- Recent Work On The Canadian National Railways

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Title: Tendencies In Canadian Railway Bridge Design- Recent Work On The Canadian National Railways

Author(s): H. S. Van Scoyoc

Publication: Journal Proceedings

Volume: 30

Issue: 5

Appears on pages(s): 465-478

Keywords: none

Date: 5/1/1934

Abstract:
Developments in bridge design made by the Canadian National Railways, Canada from 1921 t o 1934 are described. These Include (I) simple beam cast-in-place, (2) simple beam precast, (3) span continuous over center support, cast-in-place with concrete ties, (4 precast beam continuous over center support, center 15) rigid frame, continuous over support, rigid frame, cast-in-place cast-in- lace (6) single and (7) through without ties or ballast. beams, carrying reinforce, with steel floor: without ties or ballast. concrete T-section slab Special emphasis is placed on reduction in height required from top of roadway to top of rail by omission of ties and ballast.