Inspection & Testing

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