Advantages in use of precast slabs and other units for decks of steel bridges, track-elevation subways, and concrete trestles, as well as for foundations for railroad crossings and crossing planks for highway grade crossings. Abstract of report presented before Am. Ry. Bridge and Bldg. Assn.
The construction and placing of concrete slabs
Ry. Eng. Maintenance
Railway Engineering and Maintenance ; 24 , n 11
1928
3 pages
1 Fig.
Aufsatz (Zeitschrift)
Englisch
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The construction and placing of concrete unit built slabs
Engineering Index Backfile | 1929
Europäisches Patentamt | 2019
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|Europäisches Patentamt | 2019