CONSTRUCTION SERVICES
Terrapex’s Geotechnical Engineering division, formerly known as Alston, provides a wide range of services during construction. Our field technicians are highly experienced in all aspects of inspection and testing and demonstrate innovative thinking to ensure an unsurpassed quality of service and consistent performance.
CONSTRUCTION INSPECTION
- Engineered Fills & Granular Courses
- Footing Inspections
- Installation of Deep Foundations
- Reinforcing Steel Inspections
- Subgrade Approval
- Excavations & Shoring
- Retaining Structures
- Aggregate Selection
- Ground Reinforcement
- Pavement Construction
FIELD TESTING
FIELD DENSITY TESTING
- Granular Base
- Granular Sub-base
- Soil Fills
- Asphaltic Concrete
CONCRETE SAMPLE TESTING
- Slump
- Entrained Air Content
- Maturity Temperatures
- Electrical Conductivity
- Re-bar Locating
- Concrete/Asphalt Coring
- Concrete Hardness