Geoprobe® 7822DT Combination RigDownload Service Brief

The newest addition to our drilling/DPT fleet of rigs is the Geoprobe® 7822DT Combination Rig. It has full geotechnical and environmental drilling capabilities. We now operate Geoprobe® 3230DT, 7822DT, and 7720DT rigs, a CME-45C (Track), a CME-55 rig, and a MobileDrill™ rig (Truck).

Product Specifications

• Combination Rig
• 4-Speed Auger Head
• GH63 Percussion Hammer
• SPT Sampling
• H.S.A. drilling
• Wireline rock coring (>200′)
• Direct-push (2¼”, 3¼”, 4½”)
• Air rotary (over 400 ft)
• Breakout clamp/wrench
• 140-lb SPT Auto Hammer
• 750+ rpm coring head
• Moyno 3L6 on-board pump
• Hydraulic Liner Extruder
• Small footprint (Rubber Tracks)
• Safety Cage
• Big rig capability

Features & Usage

• 2¼”, 3¼”, 4¼”, 6¼”, & 8¼” H.S.A.
• Up to 6-inch Diameter Wells
• Dual-Tube DT22, DT325, and DT45
• DT45 System
• 4.5” Dual-tube Sampling System
• 2-inch DPT wells
• Meets borehole regulations with no IDW (faster, economical)
• Groundwater Sampling
• Permanent or Temporary Wells
• Soil Gas Vapor Sampling
• In-situ Soil Conductivity Profiling
• Injection of ORC®, HRC®, etc.
• Pre-packed Monitoring Wells
• Angled Borings
• Operators are 40 Hour OSHA HAZWOPER Trained
• Monitoring Well Development and Sampling

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