Roadbed drainage; practice of jacking culvert pipe through fills; bearing power and other physical properties of soils, including effect upon roadbed; protecting against drifting snow and opening snow blockades; protection against drifting sand. (See also - discussion p 1104-9)
Report of committee -- I -- Roadway
Am Ry Eng Assn -- Proc
American Railway Engineering Association -- Meeting ; 1934 Specifications
1934
56 pages
Aufsatz (Konferenz)
Englisch
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