GeoProbe 7822DT Tracked

The Geoprobe® Model 7822DT is a high-capacity direct push machine with a narrow platform for limited access areas and a sufficient stroke for added work space under the hammer.

This machine is equipped with many of the features Geoprobe® customers are accustomed to, and with many new advantages to offer customers flexibility in all types of field conditions.

7822DT Unit Platform
Stroke 78 in. 1,982 mm
Weight (approximate) 8,000 lb 3,632 kg
Width 64 in. 1,626 mm
Length (folded) 133 in. 3,378 mm
Height, w/standard mast (folded) 100 in. 2,540 mm
Height, w/rotating mast (folded) 86 in. 2,184 mm
Height, w/dual mast (folded) 100 in. 2,540 mm
Height, no mast (folded) 79 in. 2,007 mm
Height, w/mast (unfolded) 187 in. 4,750 mm
Height, no mast (unfolded) 118.5 in. 3,010 mm
Foot Travel 20.5 in. 521 mm
Extension 15.5 in. 394 mm
Lateral Movement (side-to-side) ± 7° from centerline
Oscillation ± 13° from vertical
Rear Stabilizer Lift 2,000 lb 907kg
Rear Blade Width 60 in. 1,524 mm
Ground Speed 0 – 5 mph 0 – 8 kph
Surface Load 4.6 lb/in.² 0.32 kg/cm²
Track Width 12 in. 305 mm
Percussion Hammer
Hammer System GH63
Percussion Rate 32 Hz
Forward Torque 517 ft-lb 701 N•M
Reverse Torque 637 ft-lb 864 N•M
Rotation Speed 0 – 234 rpm
Power Cell Weight 90 lb 41 kg

 

Hydraulic Systems
Down Force 36,000 lb 150 kN
Retraction Force 48,000 lb 214 kN
Hydraulic Pressure (system) 4,000 psi 275 bar
Hydraulic Flow Rate (system) 40 gpm 151 Lpm

 

Engine
Engine (diesel) Kubota, 4-cylinder turbo, Tier 4i
Engine Power (rated) 58 hp 42 Kw
Fuel Capacity (diesel) 17 gal 64 L

 

Augerhead
GA4100 Augerhead, 4-Speed
High Torque 4,000 ft-lb 5,423 N•M
Low Torque 400 ft-lb 542 N•M
High Speed Rotation 0 – 750 rpm
Low Speed Rotation 0 – 75 rpm
Hex Adapter 1 – 5/8 in. 41 mm
GH4000 Augerhead, 2-Speed
High Torque 4,000 ft-lb 5,423 N•M
Low Torque 2,000 ft-lb 2,7111 N•M
High Speed Rotation 0 -150 rpm
Low Speed Rotation 0 -90 rpm
Hex Adapter 1 – 5/8 in. 41 mm

 

Hydraulic Winch
Primary Winch
Winch Rating 2,350 lbf 10.5 KN
Winch Speed 0 – 125 fpm 0 – 38 m/min
Cable Length 75 ft 23 m
Secondary Winch
Winch Rating 1,000 lbf 4.4 KN
Winch Speed 0 – 180 fpm 0 – 55 m/min
Cable Length 150 ft 46 m

 

7 in. Single Clamp Breakout
Clamp Opening 7 in. 178 mm
Clamp Range 1.25 – 6 in. 31.75 – 152 mm
Clamp Force 0 – 17,500 lbf 0 – 78 kN
Breakout Torque 6,000 ft-lbf 8,135 N•M
Weight 350 lb 159 kg