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Dredge "Cleveland". World's first convertible clamshell-dipper
Conversion was made by replacing dipper front with 90 ft lattice boom with 20 ft insert; shovel drum was converted to holding line drum; closing drum, tagline drum, and independent boom-hoist were added; original port-side operating cab was retained, and raised starboard-side cab was added; it took about eight weeks to rebuild from dipper dredge to clamshell dredge; it is estimated that change from clamshell to dipper dredge will take about three days. (27999)
Dredge "Cleveland". World's first convertible clamshell-dipper
Conversion was made by replacing dipper front with 90 ft lattice boom with 20 ft insert; shovel drum was converted to holding line drum; closing drum, tagline drum, and independent boom-hoist were added; original port-side operating cab was retained, and raised starboard-side cab was added; it took about eight weeks to rebuild from dipper dredge to clamshell dredge; it is estimated that change from clamshell to dipper dredge will take about three days. (27999)
Dredge "Cleveland". World's first convertible clamshell-dipper
World Dredging Mar Constr
Wedertz, R.L. (author)
1969
3 pages
Article (Journal)
English
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