Geoprobe® 7720DT Combination RigDownload Service Brief

The Geoprobe 7720DT direct-push a high capacity machine with a narrow platform and longer stroke for added work space. It combines a 77 inch stroke from a 7730DT with a 662ODT undercarriage design, allowing for adding space under the hammer and auger work for increased compact weight package.


Product Specifications

Track Mounted

  • Direct-Push Tooling
  • Macro-Core MC5 System
  • DT21 System
  • DT325 System
  • Screen Point System
  • Temporary and permanent monitoring wells
  • Rotary Auger Drive
  • Hollow Stem Augers
  • Rock Coring
  • Automatic DH100 140-lb SPT Hammer
  • On-board water tank
  • On-board Liner Extruder
  • Overhead mast and 2,000 lb winch
  • 8 ft x 18 ft enclosed trailer with workstation
  • Hydraulic Winch
  • 77” Probe Cylinder

Features & Usage

  • Utilized for all soil sampling methods
  • Quick and easy transition from direct push to conventional augering
  • Monitoring wells of varying sizes may be installed with rig
  • Compatible with Geoprobe tooling and logging equipment


Coming Soon!