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HOLEQUEST operate a wide range of drilling rigs and equipment, all equipped with the appropriate safety equipment and operated by trained and experienced drilling operators.

Percussion Drilling Rigs

Standard Light Cable Percussion Boring methods for overburden drilling with 150mm to 400mm diameter boring tools and casing, with a full range of sampling and in-situ testing equipment.

Man Portable Competitor 130 / Competitor Dart Percussion Rig is suitable for ground investigation works within sensitive areas, or where access is restricted. It is well suited to projects requiring minimal disturbance with relative ease of access.

Rotary Drilling Rigs

In the last four years Holequest have invested in a modern fleet of rotary drilling rigs to enhance our capability, all fitted with guarding to current health and safety requirements.

2 x Comacchio Geo 205 (Track Rig) top drive hydraulic rotary rig mounted on variable width rubber tracks.  This rig has a four speed rotary drill head, hydraulic rodbreaker and 10 ton casing extractor and is fitted with a hydraulic hammer for windowless soil sampling. A 1 ton winch allows standard penetration tests to be undertaken in overburden materials. The mast dump facility allows the undertaking angle drilling. This rig can undertake normal rotary core drilling, open and down the hole hammer drilling for ground investigation, mini piling, ground rock anchors.

Massenza MI4 (Track Rig) top drive hydraulic rotary rig mounted on steel tracks with rubber inserts. The rig is fitted with a 3m stroke mast.  This rig can undertake normal rotary core drilling, open and down the hole hammer drilling for ground investigation, mini piling and ground anchors.

2 x Massenza MI6 (Track Rigs) top drive hydraulic rotary rig mounted on steel tracks with rubber inserts. The rig is fitted with a 4.5m stroke mast.  It comes complete with a 2.2 ton winch and double hydraulic roughneck for casing up to 360mm diameter, 12 ton hydraulic casing extractor and water and foam pump. This rig can undertake normal rotary core drilling, open and down the hole hammer drilling for ground investigation, mini piling and ground anchors.

Rig No. 2 is fitted with an enhanced Jean Lutz digital parameter recorder. This provides readings for the depth, rate of progress, fluid pressure, thrust pressure, rotation speed and torque drilling parameters.

 

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