System Equipment

Piler Jet

Piler Jet Reel

PILER JET SYSTEMPJ4JR28

Water Flow

PILER JET / System Equipment

JR2960-600 L/min (adjustable via rpm)

Water Flow

Max. 700 L/min

Water Flow

Max. 700 L/min

Pressure

0.1-10 MPa (adjustable via rpm)

Water Pressure

Max. 14.7 MPa

Water Pressure

Max. 14.7 MPa

Power Source*

Silent Piler Power Unit
(EU300 J4 / K4 / G3 / I3)

Mass

820 kg

Mass

1250 kg

Buffer Water Tank Capacity

2100 L

Generator for Water Pump (optional)** 25KVA
Moving Speed

1.4km/h (Remote Control)

Mass

4500 kg (including generator)3800 kg (excluding generator)*Piler Jet power supply must be from Silent Piler Power Unit.
**When generator is not installed, another water pump power source is required.
Panel mounted socket for screw terminals (63A/125A, 5P, 9h, 50-60Hz) is equipped.

The Jet Reel is mounted atop
the Silent Piler to feed the Jet
Hose to the sheet pile.

Jet Lock & Jet Nozzle
Jet Lock is welded onto the sheet pile toe to fix a Jet Nozzle
in place with a Lock Pin.

PILER ECO Hose (for Jet)
1st Layer: Anti-abrasive rubber toprevent external damage
2nd Layer:
External Rubber Layer

Jet Nozzle

3rd Layer:
Metallic Wire Mesh Belts

Jet Lock

4th Layer:
Aramid Fiber Layer
5th Layer:
Metallic Wire Mesh Belts

Lock Pin
6th Layer: Internal Rubber Layer

The above specifications are subject to alteration without prior notice.

Construction Solutions Company
GIKEN LTD.

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Ver 1.2EN01 / 12 Dec 2019

Highly Efficient Integrated Water Jetting System for the Press-in Method
Functions of Piler Jet

Press-in with Water Jetting
When the pile is statically loaded during pile installation into

Piler Jet water jetter is simultaneously operated and powered with the Silent Piler

granular soil, distribution of the soil stresses forms stress isobars

and is controlled by the radio controller unit.

called "pressure bulbs" at the pile base area. As the base

Water discharge pressure and water flow of the Piler Jet can be automaticallystiffness of a jacked pile increases with magnitude of the static

controlled in accordance with the Silent Piler needs. Thus, the pile installation

loading, it may negatively affects the pile installation. Leading

can be optimized with minimum water usage and disturbance to the surrounding

interlocks contain soil particles from previous installation, whichsoil.

Radio Controller

are compacted during subsequent pile installation resulting ingreater interlock resistance.

● Environmental Protection

Water jetting lubricates the pile surface and temporarily andlocally loosens and softens the surrounding ground by increasing

Press-inpore water pressure. Thus, the base resistance, skin friction andwith Water Jetting

dense soil conditions.

The automated system minimizes water usage and disturbance to thesurrounding soil.

Standard Press-in

interlock resistance are reduced during pile installation. Water
jetting is an effective driving assistance method to overcome

1.

02550

SPT N Value

2. With a particulate matter separator, the water pump allows untreatedfreshwater for jetting purposes.
3. As the Piler Jet is powered by the Silent Piler Power Unit, it does not require

Characteristics of Piler Jet System

an independent power source. Therefore, environmental burden can be

The Silent Piler and Piler Jet are integrated to form a system with a common power unit to optimize the jetting parameters withminimized.
Inner Water Pump with a centrifugal
separator to remove solid impurities

minimum environmental impact.

● Safety

Water Intake System

External Filter

1. Jet Nozzles and Jet Locks are designed with a safety function whichallows reverse water flushes in case of detachment from the pile. ThisPiler Jet Reelfail-safe system prevents the PILER ECO Hose from spiraling out ofcontrol even if the jet nozzle or Jet Lock detaches from the pile.
Dual Fail-safe Systems

Power Unit(common power source)

Piler Jet
(including a buffer water tank)

PILER ECO Hose (for Jet)

Silent Piler

Detachment of Jet Nozzle

Detachment of Jet Lock

2. The PILER ECO Hose (for Jet) is developed exclusively as a water
hose inserted into the ground with a pile. Therefore, it is extremely
durable with high anti-abrasivity and tensile strength.
PILER ECO Hose (for Jet)

Normal High Pressure
Water Hose

Piler Stage
Jet Nozzle and Jet LockEndurance Testing：after
2,000 trials of normal usage

Endurance Testing：after
1,000 trials of normal usage

End Flush

Main Components of Piler Jet System

Water Pump