Trenchless Technology HDD drilling machines and piercing tools
TERRA-JET DJ 10

HDD class: 4 - 6 tons

75 HP powerful Diesel engine

    The TERRA-JET DJ 10 delivers impressive power, boasting up to 4.2 tons of thrust and pullback force delivered by a reliable 75 HP HATZ Diesel engine (Tier 4 final). An incredible 1,800 Nm torque is achieved at an efficient maximum spindle speed of 180 rpm. What really sets the DJ 10 apart from other models are its small footprint and reduced noise level for user comfort which can be set up quickly no matter where you’re located - even in tight urban areas or your own backyard.

    Moving into tight spaces has never been easier. The DJ 10 offers a compact design and enhanced mobility, allowing it to fit through doorways as narrow as 1.25 m. Additionally, its rubber crawler system safeguards any surface encountered along the way.

75 HP powerful Diesel engine
75 HP powerful Diesel engine


High quality drill rods

    The TERRA-JET DJ 10 has drill rods that are 2 m long and a bending radius of 30 m, allowing you to easily manoeuvre around existing pipes while drilling. With its 90 m magazine capacity, less rod changing is required which ultimately increases efficiency in operation time.

High quality drill rods
High quality drill rods


FMC Pump on board (95 l/min - 26 gpm)

    Operators can take-on toughest drilling conditions with increased volume of 95 l/min (26 gpm). Get ready to maximize performance and increase productivity.

FMC Pump on board (95 l/min - 26 gpm)
FMC Pump on board (95 l/min - 26 gpm)


Moving drill ramp (32 % - 50 %)

    The drill ramp offers an unparalleled range of motion, with its adjustable angle varying 32 % - 50 % (18° - 27°). Thanks to the rubber tracks superior stability, it provides incomparable stability in any jobsite.

Moving drill ramp (32 % - 50 %)
Moving drill ramp (32 % - 50 %)


Ergonomic operator's platform

    The console is well-organized and has plenty of room to operate. Drilling can be performed easily using the ergonomically designed joystick, while an intuitive instrument panel provides simple control at your fingertips.

    The Intelligent Drilling Assistant systems, like Thrust Mode, Carve Mode and Drill Speed Control ensures an efficient and stress-free drilling process. The advanced CLP Control System enables all drilling assistant systems to gain an understanding of their underground environment, ensuring peak productivity and performance.

Ergonomic operator's platform
Ergonomic operator's platform


Double cylinder drive (patented)

    TERRA has revolutionized the drilling and backreaming process with its innovative double cylinder drive, providing a powerful 4 tons of force in both directions. Its swift quick gear enables maximum speed for extraordinary results – reaching up to 46 m/min. This new system is efficient and reliable without any losses.

Double cylinder drive (patented)
Double cylinder drive (patented)


Break apart System

    The break apart system offers a robust solution for safely separating drill rod threads with industry-leading torque of 4,500 Nm and applied clamping force up to 10 tons — all while in the perfect vertical position for effortless monitoring

Break apart System
Break apart System


Oil cooler outside

    The TERRA-JET DJ 10 features an innovative external oil cooler design behind the drill ramp. This unique placement ensures that it is constantly surrounded by fresh, cool air and the thermostat activates at temperatures of over 50° C (120° F).

Oil cooler outside
Oil cooler outside


Anchoring system

    The hydraulic anchoring system features two independent pillars that are equipped with hard-metal teeth ready to securely anchor itself into even the toughest of surfaces such as asphalt and gravel. Each pillar is uniquely adjustable up, down or sideways – meaning it's capable of contorting around pipes underground without any issues.

Anchoring system
Anchoring system


Rubber tracks

    Thanks to its rubber tracks, this equipment offers unyielding stability and is able to handle the toughest of terrains - no challenge too great for contractors.

Rubber tracks
Rubber tracks


Service friendly design

    All service needs are easily accessible due to the wide opening of the engine cover, allowing quick and efficient maintenance.

    All components of the TERRA-JET fulfill the highest Quality standards in the industry. They are easy accessible. The bearings can be changed quickly on the jobsite. The DJ 10 is equipped with a swing-out cover for easy access for machine maintenance and serviceability. This ensures a long lifetime of your drill rig.

Service friendly design
Service friendly design


 

Technical Data

Technical Data

*   Depending on ground conditions
** Depending on drill rod size
Technical specifications can be changed without previous notice.
Pullback force
42 kN (4.2 t)
10,000 lbs
Thrust force
42 kN (4.2 t)
10,000 lbs
Engine power
Hatz 55 kW (75 PS)
75 HP
Torque, max.
1'800 Nm
1,325 ft.lbs
Drill rod rotation speed, max.
180 U/min
180 rpm
Drilling fluid volume
95 l/min
26gpm
Drilling fluid pressure, max.
70 bar
1,015 psi
drilling speed - quick gear
46 m/min
150 ft/min
drilling speed - at full load
16 m/min
50 ft/min
pullback speed - quick gear
46 m/min
150 ft/min
pullback speed - at full load
16 m/min
50 ft/min
ø of the pilot bore
60 - 110 mm
2.5” - 4”
Entry angle, min.
18° (33 %)
18° (33 %)
Entry angle, max
27° (50 %)
27° (50 %)
Backreaming diameter, max.*
ø 260 mm
ø 10"
Maximum drilling length*
90 m
300 ft
Drill rods, length
2.0 m
6.6 ft
Drill rod, diameter
50/42 mm
2" / 1.7 “
Driving speed
2.2 km/h
1.1 miles/h
Bending radius, min.**
30 m
100 ft
noise emission at operator’s ear - without cabin
85 dB(A)
85 dB(A)
Guaranteed sound power level Lwa
104 dB(A)
104 dB(A)
Dimensions L x W x H (working position)
4.05 x 1.50 x 2.10 m
13.4 x 5.0 x 6.9 ft
Dimensions L x W x H (driving position)
4.25 x 1.20 x 2.25 m
14.0 x 4.0 x 8.1 ft
weight incl. drill rods
3.6 t
7,950 lbs
Weight without drill rods
3.1 t
6,125 lbs


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TERRA AG für Tiefbautechnik - Hauptstrasse 92 - 6260 Reiden - Schweiz - Tel. +41 62 749 10 10 - office@terra-eu.eu