NEW SYSTEM PROMISES SAFER CAISSON EXCAVATION

AN AUTOMATED, UNMANNED CAISSON SYSTEM IS TO BE DEVELOPED BY MITSUBISHI HEAVY INDUSTRIES IN JAPAN. THE SYSTEM CAN SINK A 30 FT. DIAMETER CAISSON 165 FEET. A PAIR OF BACKHOES ON TELESCOPING, ROTATING HYDRAULIC ARMS EXCAVATE THE SOIL AT THE LOWER END OF A STEEL SHAFT SUSPENDED WITHIN THE CAISSON BY A WINCH CABLE.

• Availability:
  • Find a library where document is available. Order URL: http://worldcat.org/issn/08919526
• Supplemental Notes:
  • Vol 185, No 19, P 30, 1 FIG, 1 PHOT
• Publication Date: 1970-11-5

Media Info

• Serial:
  • Engineering News-Record
  • Publisher: McGraw-Hill, Incorporated
  • ISSN: 0891-9526

Subject/Index Terms

• TRT Terms: Automation; Caissons; Drilling; Excavating equipment; Excavations; Machines; Support piles
• Old TRIS Terms: Caisson machines; Caisson type piles, drilled
• Subject Areas: Bridges and other structures; Highways; Vehicles and Equipment;

Filing Info

• Accession Number: 00219416
• Record Type: Publication
• Files: TRIS
• Created Date: Apr 10 1971 12:00AM