Y.1 Historic Dredges
Figure Y-1: Dredging machine 1760 (ARA, Staten van Holland 5675), patent of F. D’Arles de Liniere in 1761 .
Figure Y-2: A gold dredging bucket ladder dredge (www.miningandmetallurgy.com).
Figure Y-3: A dredge for canal works and a bucket ladder dredge (Swedish encyclopedia 1914).
Y.2 Bucket Ladder Dredges
Figure Y-4: A bucket ladder dredge (IHC).
Figure Y-5: Bucket storage.
Figure Y-6: Garbage bucket dredge (Hamson Indonesia).
Figure Y-7: The buckets of a gold dredge.
Y.3 Cutter Suction Dredges
Figure Y-8: The Mashour (Suez Canal Port Authorities, IHC).
Figure Y-9: The Crawlcat (IHC).
Figure Y-10: The d'Artagnan (28.200 kW, DEME group).
Figure Y-11: A model rock cutter head (Delft University of Technology).
Figure Y-12: A sand cutter head.
Figure Y-13: A rock cutter head.
Figure Y-14: A rock cutter head (van Oord).
Figure Y-15: Cutterhead (IHC).
Figure Y-16: Rock cutterhead (IHC).
Y.4 Trailing Suction Hopper Dredges
Figure Y-17: Gerardus Mercator (Jan de Nul, 18000 m3 ).
Figure Y-18: The Gerardus Mercator (Jan de Nul, 18000 m3 ) with one drag arm.
Figure Y-19: The Christobal Colon (Jan de Nul, 46.000 m3 ).
Figure Y-20: The Volvox Terranova rainbowing (van Oord).
Figure Y-21: The Fairway (BosKalis, 35.000 m3 ).
Figure Y-22: TSHD suction pipe (Jan de Nul).
Figure Y-23: Drag head (Damen Dredging).
Figure Y-24: Drag head (Damen Dredging).
Figure Y-25: Drag head (Damen Dredging).
Y.5 Backhoe Dredges
Figure Y-26: A large backhoe dredge.
Figure Y-27: A large backhoe dredge.
Figure Y-28: The Goliath (van Oord).
Figure Y-29: The New York (Great Lakes Dredge & Dock Company).
Y.6 Clamshell Dredges
Figure Y-30: Line art drawing of a dredge (Pearson Scott Foresman).
Figure Y-31: The Chicago (Great Lakes Dredge & Dock Company).
Figure Y-32: The Chicago (Great Lakes Dredge & Dock company).
Figure Y-33: The biggest clamshell in the world.
Figure Y-34: The Chicago (Great Lakes Dredge & Dock Company).
Figure Y-35: A deep sea mining clamshell (Seatools).
Figure_Apx Y-36: Artists impression of a clamshell operation.
Y.7 Bucket Wheel Dredges
Figure Y-37: A bucket wheel dredge (IHC).
Figure Y-38: A bucket wheel dredge (China Hi Sea).
Figure Y-39: Dredging wheel (IHC).
Figure Y-40: Dredging wheel (IHC).
Y.8 Braun Kohle Bergbau
Figure Y-41: The world’s largest excavator.
Figure Y-42: 95m high, 215m long, 45500 tons, $100 million, 10 m/min, 76000 m3 /day.
Figure Y-43: A bucket wheel excavator (www.directindustry.com ).
Figure Y-44: Giant bucket wheel excavator.
Y.9 Deep Sea Mining
Figure Y-45: Deep sea mining, the Solwara Field.
Figure Y-46: A deep sea mining excavator (IHC).
Figure Y-47: Deep sea mining excavators (IHC).
Figure Y-48: Deep sea mining excavators.
Figure Y-49: Sea floor production system.
Figure_Apx Y-50: An IHC excavator.
Figure Y-51: An artists impression of deep sea mining.
Y.10 Cable Trenching
Figure Y-52: Subsea Cable Trench Plough Sea Stallion 4 (IHC).
Figure Y-53: The Sea Stallion Ormonde OWF (VSMC).
Figure Y-54: The Sea Stallion pulled by the mother ship.
Figure Y-55: The Sea Stallion.
Y.11 Offshore Pipeline Trenching
Figure Y-56: The Digging Donald (All Seas).
Figure Y-57: Arm with digging chain.
Figure Y-58: Reef Subsea trencher (www.dredgingtoday.com).
Figure Y-59: Seatools Arthopod 600.
Y.12 Dry Trenching
Figure Y-60: Rock trencher (Rocksaw International).
Figure Y-61: Rock trencher (Rocksaw International).
Figure Y-62: NEPA pipeline trenching (lindeco.com).
Figure Y-63: NEPA pipeline trenching (lindeco.com).
Y.14 Bulldozers, Graders & Scrapers
Figure Y-68: Catterpillar D11T (mining.cat.com).
Figure Y-69: Caterpillar 24M motor grader.
Figure Y-70: Caterpillar 631G tractor scraper.
Figure Y-71: Komatsu D85ex bulldozer.
Y.15 Dry Mining
Figure Y-72: Double head drum cutter (www.drumcutters.com).
Figure Y-73: Tunnel Boring Machine (Shanghai Kemei El. Co.).
Figure Y-74: Drumcutter for dry mining applications.
Figure Y-75: A tunnel boring machine.