Extracts from report of American Railway Engineering Assn, which discusses general considerations involved and recommended procedure for renewal of ballasted decks on timber pile bridges when raise in grade of 6 in. or more is desired; procedure is based on maintenance of highest rate of speed of trains during construction and to permit economical use of cranes and other mechanized equipment. Before Am Ry Eng Assn.
How to renew Ballasted-Deck trestle
Ry Eng Maintenance
Railway Engineering and Maintenance ; 42 , n 4
1946
3 pages
Article (Journal)
English
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