NZ DRILLING EXPERTS


CAPABLE & PROVEN DRILLING SPECIALISTS

For over 25 years we have been successfully completing drilling jobs throughout New Zealand.

Experience has taught me that every single drilling project has its own set of unique challenges and our reputation has been built on consistently delivering 'customer-focused' results.

Contact me to discuss how CW Drill can assist you on your next drilling project.

CW DRILL CAPABILITIES

Over the years our work has been quite wide and varied. Below is a quick overview of our regular and routine services. Further down the page we have sections dedicated to our Geotechnical, Environmental, Helicopter Assisted, Mining and Waterbore Drilling.


 Rotary mud drilling up to 1,000m depth
 Wireline diamond core drilling, up to 1,200m Hq, and 2,000m Nq
 Large diameter conventional core drilling
 Hollow stem auger drilling
 Large diameter auger drilling
 Self drilling anchors/micropiles up to 76mm bar 
 Ground anchors, all sizes, all formations
 Soil Nails, all sizes, all formations
 Application of Shotcrete retaining walls
 Casing/Overburden drilling up to 300mm diameter casing to 150m depth  
 Pile driving, precast concrete piles up to 18m long, timber and H pile, 500kg, 1,000kg and 300kg drop hammers



SEE DRILLING PROJECTS

WATERBORE DRILLING

Originally waterbores were the cornerstone of our drilling operations. Over the years this work has given us an extensive knowledge of the water table and aquifers throughout the entire Tasman region.


 Extensive Local Knowledge - Includes Water Table & Aquifers
 Production, irrigation & Sub-Division Waterbores
 Domestic Waterbores
 From 10 metre to over 500 metre Waterbores



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ROCK ANCHORS & CONSTRUCTION

Construction drilling primarily involves the installation of rock anchors and soil nailing. These are then used to retain or stabilise the surrounding landscape prior to building.


 Drilling and Installing Rock Anchors / Soil Nailing
 Seismograph Installation
 Specialist Construction Drilling Equipment
 Portable Hydro 200 Soil Nailing Drill Rig
 Versatile Yanmar VI08 Multi-Drill Rig



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CIVIL CONSTRUCTION

With over 27 years experience we have established ourselves as professional and competent workers on many civil construction projects. If an element of your upcoming project requires some construction expertise do not hesitate to contact me.


 Retaining Wall Construction
 Pile Design & Installations
 Shotcrete Retaining Walls
 Foundations & Structural Designs & Installations
 Retrofit Earthquake Proofing on Homes
 Road Repairs & Maintenance



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GEOTECHNICAL DRILLING

Geotechnical Drilling (geotech) projects require specific and detailed information on sub-surface ground conditions prior to any development or building.


 Standard Penetration Tests (SPT)
 Push Tube Samples
 Coring and Logging of Bores (using logging tools and survey camera)
 Piezometer Installation
 Inclinometer Installation
 Cordless Cone Penetration Testing (CPT) Testing Unit (50 MPA unit with piezo cone)



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HELICOPTER ASSISTED DRILLING PROJECTS

With a specifically designed diamond drilling rig we can now access previously unreachable drilling sites.


 Purpose Built Helicopter Capable Drilling Rig - QM750 Drill Rig
 Isolated & hard to access locations
 Multiple Drilling Capabilities
 Capacity to 750 metres HQ



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MINING / EXPLORATORY DRILLING

We have established a valuable reputation in this sector of the drilling industry. This is particularly true within the coal and gold exploration areas.


 Coal Exploration
 Ore Body Exploration
 Coal Seam Gas Exploration
 Specific Geotechnical Drilling



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ENVIRONMENTAL / CONTAMINATED SITES

Maintaining a high awareness of environmental issues is paramount on these projects. We are also proactive in taking steps to reduce the possibility of cross contamination, an essential and key element for valid test results.


 Water Quality Sampling Wells
 Soil Samples for Chemical Analysis
 Piezometer Installation



CONTACT CW DRILL