Renewal of railway bridge at Birmingham, over Western Region tracks, British Railways; bottom chord of single truss was so heavily corroded as to require strengthening and decking had to be replaced; tension in chord was reduced by prestressing load of 230 tons applied through eight Macalloy bars of 1 in. diam. (See also Engineer v 201 n 5229 Apr 13 1956 p 344)
Railway bridge repair
Engineering
Engineering ; 181 , n 4707
1956
2 pages
Article (Journal)
English
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