Revision of manual; simplification of grading rules and classification of timber for railway uses; overhead wooden or combination wooden and metal highway bridges; wooden trestles for heavy loadings; improved design of timber structures to give longer life with lower maintenance cost.
Report of committee VII -- Wooden bridges and trestles
Am Ry Eng Assn -- Bul
American Railway Engineering Association -- Bulletin ; 36 , n 374 ; p 781-837
1935
57 pages
14 Supp sheets
Aufsatz (Zeitschrift)
Englisch
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Report of committee wooden bridges and trestles
Engineering Index Backfile | 1930
Report of committee wooden bridges and trestles
Engineering Index Backfile | 1930
Report of committee VII -- Wooden bridges and trestles
Engineering Index Backfile | 1934
Report of committee VII -- Wooden bridges and trestles
Engineering Index Backfile | 1931
Report of committee VII -- Wooden bridges and trestles
Engineering Index Backfile | 1932