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Horizontal Directional Drilling

Horizontal Directional Drilling (HDD) is a low-disturbance approach for installing below-ground pipelines and utilities. It utilizes steerable drilling technology to precisely navigate beneath obstacles.

HDD is an ideal approach for projects that must cross roads, railways, water bodies — while minimizing impacts on the surrounding environment.

This methodology completes angled installations, and requires space for a drill pad. Koorboo uses two types of HDD equipment, each with unique strengths and applications:

Our HDD Services

Explore our comprehensive range of tunneling services designed to meet diverse project needs, from precision boring to large-diameter installations. No matter the challenge, we have the expertise to deliver efficient and reliable results.

a light rig set up on a construction site

Light Rigs <82 tonnes

Designed to install pipe over shorter distances.
Requires a smaller drill pad.
More maneuverable than heavy rigs, making them ideal for restricted access routes.

Drilling Length: 50 m – 1,000 m (164 ft – 3,281 ft)
Max. Hole Diameter: 914 mm (36 in)

a heavy rig is set up on a construction site

Heavy Rigs 82+ tonnes

Designed to install pipe over longer distances.
Capable of creating larger diameter holes.
Ideal for crossing large obstacles like highways or water bodies in a single shot.

Max. Drilling Length: 3,000 m (9,843 ft)
Max. Hole Diameter: 1.5 m (60 in)

Horizontal Directional Drilling

Our HDD Services

Light Rigs <82 tonnes

Heavy Rigs 82+ tonnes

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