Illustrated report on digging 15 mi of drain trench along pavement edge in Columbiana County, Ohio; trencher had to be adapted to this particular job; its efficiency is indicated by fact that 72,000 lin ft of pipe was installed in approximately 3 mo.
Special trenching rig cuts beveled ditch section
Roads Streets
Roads and Streets ; 89 , n 1
1946
2 pages
Article (Journal)
English
© Metadata Copyright Elsevier B. V. All rights reserved.
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