tons. square feet. The bucket line is composed of 87 buckets, connected in an SpupDs endless chain. The bucket bottoms are of a special nickel- The two spuds are built up of structural angles and plates, chrome steel, cast with the hoods integral. The lips and have a cast steel point, are 30 inches… … wear on the bucket line of a deep-digging dredge is very The stacker is exceptionally long, measuring 137 feet be- tween pulley centers, for when digging to the maximum depth great, and hence only the highest grade steels can be used in its construction. This bucket line complete weighs very of 7o…
Shipbuilding -- Periodicals · Shipbuilding industry -- Periodicals
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
