Rubber tired scrapers were hauled up 525 ft of 62% adverse grade on reconstruction of 4.4 mi of US road 101 from Dyerville to Redcrest, Calif; more than 1,400,000 yd were being hauled out of one sidehill cut, 480 ft deep and 1300 ft long; hauls average 3500 ft but run as high as 7000 ft.
Winches haul scrapers up steep slope
Construction Methods Equipment
Construction Methods and Equipment ; 39 , n 11
1957
5 pages
Article (Journal)
English
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