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Drilling

Drilling

At LEG, we have mastered the art of drilling. Using cutting-edge technology, our experienced team is able to carry out precise and efficient drilling, even in the most difficult conditions. Whether it is a guy wire anchor, a micropile or a bored pile, our expertise guarantees superior quality results for every project.

Service's details

Type of drilling

  • Drilling capacity: rock and overburden (casing)
  • Drilling diameter: 25mm to 915mm
  • Mastered drilling technique: Drilling with casing in Top-Hammer, with casing advancement in single rotation Down-The-Hole and with casing advancement in double rotation Down-The-Hole
  • Drilling tools used: Top-Hammer, Down-The-Hole and Burrow
  • Carrier type: Wheeled Drills, Crawler Drills, Drilling Attachment on Excavator, Low Ground Pressure Carrier Drills and Helicopter Portable Drills
  • Specialized expertise:
    • Installation of drilled and injected anchors
    • Installation of micropiles with rock embedding
    • Installation of micropiles in overburden
    • Installation of bored piles (310mm to 915mm diameter)
    • Rock wall consolidation (rock nails)
    • Installation of expanding shell anchors
    • Installation of post-tensioned anchors
    • Installation of vertical and angled anchors (tie-down and tie-back)
    • Levelling, breaking and excavation of rock

We Master the Art of Drilling, Period

Over the years, LEG has developed solid expertise in several types of drilling. Our equipment and teams use cutting edge technology, allowing us to meet our clients’ most demanding needs. We master the art of casing drilling and drilling directly into rock. Our fleet of off-road and helicopter-portable equipment allows us to operate anywhere, in both summer and winter.

The Right Drilling Tools for Every Situation

Our fleet of equipment and the expertise of our teams have no limits. We use the best drilling system to meet the technical constraints of your projects. LEG has a large fleet of drills capable of responding to almost any situation. We master Top-Hammer technology, as well as Down-The-Hole pneumatic drilling with single and double rotation.

Equipped to Go Far and Beyond

Our drills are mounted on different types of carriers, which allows you to select the best drill for a specific site, regardless of the terrain constraints. Whether it is a wheeled drill, a crawler drill, a low ground pressure carrier drill, excavator attachment or a helicopter-portable drill, at LEG you will find what you need to ensure your project is a success. Our off-road capacity is unique in Canada and allows us to provide unparalleled service from coast to coast.

Our Personality Is Bold, Our Genius Is Technical

Drilling is a highly technical art that requires mastering several methods and technologies to perform well. At LEG, our vast experience has enabled us to acquire perfect mastery of drilling with casing in Top-Hammer, with casing advancement in single rotation Down-The-Hole, and with casing advancement in double rotation Down-The-Hole. We have the knowledge and experience related to these types of drilling, which allow us to guarantee optimal results and make us a partner of choice for all your drilling projects.

In the World of Drilling, Size Matters

In our industry, the diameter and depth of drilling are very important. No drilling rig can perform all types of drilling, all diameters and all depths. This is why we have assembled a diversified fleet of equipment that can perform a wide range of drilling. We have the capacity to drill diameters as small as 25mm and as large as 915mm.

Drilling Is Our Art, Foundations Are Our Expertise

LEG is widely recognized in the industry for its drilling expertise, but our skills extend far beyond that. We offer a complete range of services, including the installation of specialized foundations, geotechnical work and turnkey solutions. Among other things, we have mastered the installation of micropiles, injected anchors, bored piles and anchor rods. Through to our highly qualified team and commitment to innovation, we are able to meet our clients’ most complex needs.

Achievements

  • Wataynikaneyap Power Transmission Project
    Northwest Ontario,
    Canada
    2020 to 2023

    Wataynikaneyap Power Transmission Project

    Group 1 and 2 Transmission Line – Construction of approx. 1,800 km of a 230 kV, 115 kV, 44 kV, 25 kV AC power transmission system, and 22 transformer and switchgear stations to connect 17 remote First Nations to the Ontario power grid.

  • Wataynikaneyap Power Transmission Project
    Northwest Ontario,
    Canada
    2021 to 2023

    Wataynikaneyap Power Transmission Project

    Group 2 and 3 Power Substation – Medium Diameter Bored Piles – Construction of approx. 1,800 km of a 230 kV, 115 kV, 44 kV, 25 kV AC power transmission system, and 22 transformer and switchgear stations to connect 17 remote First Nations to the Ontario power grid.

  • Wataynikaneyap Power Transmission Project
    Northwest Ontario,
    Canada
    2023

    Wataynikaneyap Power Transmission Project

    Group 2 Power Distribution Line – Large Diameter Rock Drilling – Construction of approx. 1,800 km of a 230 kV, 115 kV, 44 kV, 25 kV AC power transmission system, and 22 transformer and switchgear stations to connect 17 remote First Nations to the Ontario power grid.

  • Relocation of Guy Wire Anchors
    Thetford Mines,
    Quebec, Canada
    2024

    Relocation of Guy Wire Anchors

    Relocation of guy wire anchors on an existing power transmission line in the Thetford Mines area.

  • Galaxy Mine Connection
    Nemiscau,
    Quebec, Canada
    2022 to 2023

    Galaxy Mine Connection

    Construction of a 69 kV power transmission line in Northern Quebec to connect the future Galaxy mine to the Hydro-Québec network.

  • Ontario East-West Transmission Line Project
    Thunder Bay to Wawa,
    Ontario, Canada
    2019 to 2021

    Ontario East-West Transmission Line Project

    The East-West Tie Transmission Line Project is a 230 kV double circuit power transmission line, approx. 450 km long, connecting the Lakehead Transfer Station in the Municipality of Shuniah, near the City of Thunder Bay, to the Wawa Transfer Station located east of the Municipality of Wawa. It also connects to the Marathon Transformer Station.

  • Churchill Falls - Muskrat Falls & Labrador-Island Transmission Link Project (HVac & HVdc)
    Newfoundland and Labrador,
    Canada
    2014 to 2017

    Churchill Falls - Muskrat Falls & Labrador-Island Transmission Link Project (HVac & HVdc)

    The Lower Churchill Project aims to develop the hydroelectric potential of the Churchill River. Phase 1, called Muskrat Falls, involves over 1,285 km of high-voltage transmission line through the remote and rugged terrain of Newfoundland and Labrador, Canada.

Discover How Our Expertise Can Drive Your Success

Our expertise was acquired by working on the challenges of energy transport and distribution, but extends well beyond this sector. Our expert skills in drilling, cement grout injection, complex logistics and the installation of rock and overburden foundations are common to many fields. From public utility infrastructure to telecommunications, including the renewable energy industry, our knowledge adapts and transposes to meet your projects’ challenges of efficiency, reliability and sustainability.

Relevant Certifications

At LEG, our certifications are not just lines on our corporate profile, they are truly an asset that proves our expertise, improves our competence and increases our professional credibility. They are a valuable investment for the future.

  • RBQ

    Contractor's license #2169-7693-01

  • CWB 47.1

    Canadian Welding Board Certification

  • Deep Foundation Institute (DFI)

    Class III Member

  • Post-Tensioning Institute (PTI)

    Member #2294370

Tell Us How We Can Help You

We are here to provide you with personalized support and meet your specific needs. Whether you need technical assistance, professional advice, or simply a service offer, our team is ready to help you. By telling us your expectations and challenges, we can provide you with solutions that are customized and effective. Your satisfaction is our priority, and we are committed to supporting you with integrity and expertise.