A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
As part of general program to strengthen overstressed bridge structures and permit removal of speed restrictions, or to gain advantages offered by heavier power, Baltimore and Ohio has rehabilitated double track viaduct and bridge at Johnsonburg, Pa, on line between Pittsburgh and Buffalo, NY; description of structure and strengthening measures taken.
As part of general program to strengthen overstressed bridge structures and permit removal of speed restrictions, or to gain advantages offered by heavier power, Baltimore and Ohio has rehabilitated double track viaduct and bridge at Johnsonburg, Pa, on line between Pittsburgh and Buffalo, NY; description of structure and strengthening measures taken.
Another speed restriction is lifted
Ry Eng Maintenance
Sloan, C.E. (author)
1949
3 pages
Article (Journal)
English
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