Elliott D105 Digger Derrick

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  • Four-section proportional steel boom with up to a 117’ sheave height
  • Best in class 20,000 ft-lb high torque digger system with spin speeds of 35 RPM (low) and 80 RPM (high)
  • Digging radius of up to 41’ (D105), 44′ (D115) and a digging depth of up to 16’
  • Ability to handle and stow augers up to 48” in diameter
  • 12,000 lb single line pull main winch with synthetic rope and a 50,000 lb maximum lift capacity
  • New front-entry seated pedestal control station with LMI
  • Full-span and mid-span outriggers
  • Heavy-duty tilting pole claw and pole guide designed for gripping large poles


Sheave Height (Maximum) 107'/32.6 m
Sheave Height (Retracted)  40’/12.2 m
Horizontal Reach (Maximum) 92’/28 m
Horizontal Reach (Intermediate) 42’/12.8 m
Horizontal Reach (Retracted) 26’/7.9 m
Lifting Capacity (Maximum) 50,000 lbs/22,679 kg
Lifting Capacity @ 10’ Radius 30,000 lbs/13,608 kg
Boom Elevation Limits -8/+80 Degrees
Winch Single Line Pull 12,000 lbs/5,443 kg
Boom Rotation 360 Degrees Continuous
Digger Motor Torque 20,000 ft-lb/27,116 Nm
Digger Speed (High/Low) 80 RPM / 35 RPM
Digging Radius (Maximum) 41’/12.5 m
Digging Radius (Minimum) 24’/7.3 m
Outrigger Configuration Out-Down
Outrigger Spread (Full-Span) 20’/6.1 m
Outrigger Spread (Mid-Span) 13’11”/4.2 m
ANSI A10.31 for Digger Derricks

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