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STR-174TK Truck Mounted SPT Drill Rig

SPT Sampling & Wireline Core Test Drill Rig

Starting at

$187,500

Financing Available
In USA & Canada

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The STR-174TK is our largest and most powerful tier-4 compliant truck mounted SPT, wireline rotary core test drill rig. The STR-174TK can drill to 1000 feet and offers several drilling speed and torque options thanks to its 4-speed gearbox drill motor. Perfect for SPT soil sampling and rotary wireline core drilling, this drill rig is the best in its class and is mounted on a flatbed truck (truck supplied by customer).

The STR-174 includes a mud pump, manual or automatic SPT hammer system, retractable mast, dual winches for wireline drilling, and a single or dual pipe clamp with breakout and remote pendant for drilling operations.

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Specifications

Engine

  • 72 hp (53.6 kW), Yanmar tier-4 compliant, turbo charged diesel engine
  • Water cooled
  • 12 V electric start
  • Emergency stop button
  • Rpm gauge
  • Oil pressure gauge

Hydraulic System

  • 50 gpm (189 lpm) max combined hydraulic flow
  • Max 3000 psi (206 bar)
  • Load sensing variable displacement axial piston pump
  • Feather touch controls
  • Oil cooler

Truck Mounted

  • Flatbed truck provided by the customer.
  • Bolt-on base frame
  • Subject to truck configuration

Mast

  • Chain driven mast
  • V-Rollers
  • Tilt rotate for travel
  • Standard mast 5.5 ft (1.5 m) stroke or extended mast 10.5 ft (3.2 m) stroke

Pipe Clamp

  • Single pipe/rod bottom clamp
  • Size capability from 1.5” to 6” (Other sizes available)

Telescopic SPT Tower

  • Telescopic SPT tower
  • 19 ft (5.79 m) max height (longer travel available)
  • Dual pulley system - SPT rope pulley and wireline pulley. Tower counterbalance hydraulic locking system

Mud Pump

  • Moyno 3L6 (or equivalent) continuous flow stator / rotor style mud pump
  • Up to 225 psi (15.5 bar)
  • 25 gpm flow (94 lpm)
  • Independent hydraulic motor
  • Quick coupling
  • Mounted on drill rig frame

SPT Hammer System

  • Rotary capstan system for manual SPT hammer (SPT hammer sold separately) (Auto hammer option available)

Leveling Outriggers

  • 3 hydraulic level outriggers with independent controls

Drill Motor - Rotary Gearbox MS-500

  • Gear 1: 90 rpm at 4580 ft lbs (6209 Nm) torque
  • Gear 2: 181 rpm at 2290 ft lbs (3104 Nm) torque
  • Gear 3: 361 rpm at 1145 ft lbs (1552 Nm) torque
  • Gear 4: 723 rpm at 573 ft lbs (776 Nm) torque
  • Built-in heavy duty wet swivel (see below)

Heavy Duty Wet Swivel

  • Top intake
  • One quick-change connectors (AWJ, AW, BW, BWL, NW, NWL, HW, HWL, PW, PWL) others available
  • Automatic spring floating system

Lifting Winch

  • 4,500 lbs (2,041 kg) lift capacity
  • Planetary gear
  • 10 ft/sec travel speed
  • Balance weight and locking hook
  • ¼”- ½” (6-12 mm) cable diameter

Second Winch

  • For wireline operations
  • 1,000 lbs (453 kg) lift capacity
  • 20 ft/sec travel speed

Fuel Tank

  • 10 gallon (37.8 liters) fuel tank with fuel sending sensor

Hydraulic Tank

  • 40 gallon (151 liters) hydraulic oil tank with built-in site level glass.

Depth Capacity

  • 1,000-1,500 feet

Options

  • Remote control for driving operations
  • Various auger drill heads available
  • Automatic drop hammer 140 lbs (63 kg)
  • Manual drop hammer 140 lbs (63 kg)
  • Dual pipe clamp with breakout
  • Direct push drill head
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