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Geotechnical Engineering

INNOVATIVE DESIGN SOLUTIONS

Terrapex’s Geotechnical Engineering division, formerly known as Alston, has developed innovative design solutions for ground engineering applications including slope stabilization, landfill liner design and installation, and geotextile reinforced engineered fills.

Alston has demonstrated time after time that if there is a value engineering solution, we will find it.

SLOPES & EMBANKMENTS

  • Design of Cuts & Earthfills
  • Slope Stability Assessment
  • Slope Reinforcement
  • Base Reinforcement
  • Erosion Protection
  • Slope Stabilization
  • Mine Tailings Dams
  • Water Retaining Earth Berms

SHALLOW & DEEP FOUNDATIONS

  • Evaluation of Soil Bearing Capacity
  • Settlement Analysis
  • Deep Foundations including Push, Helical, Driven & Auger Injected Piles & Drilled Shafts
  • Support to Existing Foundations including Underpinning
  • Evaluation of Earth Pressures

PAVEMENTS

  • Pavement Design for Highways, Airports, Light & Heavy Vehicle Usage, Parking Lots
  • Pavement Condition Surveys

RETAINING WALLS

  • Engineering Design of Mechanically or Gravity Stabilized Earth Walls
  • Detailed Computer Software Analysis
  • Preparation of Construction Drawings

GROUND IMPROVEMENT

  • Geosynthetic & Soil Nail Reinforcement
  • Surcharge Loading
  • Deep & Rapid Impact Compaction Grouting

FACILITY CONTAINMENT

  • Clay Liners
  • Polymeric Membranes
  • Sand Bentonite Liners
  • Soil & Cement Bentonite Slurry Walls

UTILITIES INFRASTRUCTURE

  • Buried Construction – Trenches & Tunnels
  • Pipe Jacking
  • Pipe Bedding
  • Trench Backfill

 

INTEGRITY

TECHNICAL EXCELLENCE

RESPECT

PERSONAL SERVICE

PRACTICAL APPROACH

TORONTO OFFICE
90 Scarsdale Road
Toronto, Ontario
M3B 2R7 , Canada

Tel: (416) 245-0011
Fax: (416) 245-0012

toronto@terrapex.com
geotechnical@terrapex.com

HAMILTON OFFICE
65 Nebo Road
Hamilton, Ontario
L8W 2C9, Canada

Tel: (905) 632-5939
Fax: (905) 632-6793

hamilton@terrapex.com
geotechnical@terrapex.com

OTTAWA OFFICE
20 Gurdwara Road, Unit 1
Ottawa, Ontario
K2E 8E3, Canada

Tel: (613) 745-6471
Fax: (613) 745-0796

ottawa@terrapex.com
geotechnical@terrapex.com

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