Laboratory, testing & Inspection

LABORATORY TESTING & INSPECTION

ISO 17025 Accredited

Our ISO 17025-accredited laboratory delivers materials testing, environmental analysis, and calibration services. The lab supports both Vision's own field operations and external clients across construction, oil & gas, and government sectors — under formal accreditation and with documented chain-of-custody.
Services

Soil & Aggregation Testing

Classification, density, compaction, CBR, shear strength, consolidation, permeability, and gradation testing.

Chemical & Environmental Testing

Soil chemistry, water-quality analysis, contaminated-land assessments, and environmental compliance reporting.

Tank Calibration & Verticality

3D laser-scanned tank capacity tables, verticality and ovality verification, and storage-tank API certification support.

Concrete Testing

Compressive strength, slump,
mix design verification, Marshall stability, asphalt extraction, and core testing.

NDT - Non-Destructive Testing

Ultrasonic testing, radiographic testing, magnetic particle, dye penetrant, and concrete NDT (Schmidt hammer · UPV).

Materials Inspection

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Asphalt Testing

Compressive strength, slump,
mix design verification, Marshall stability, asphalt extraction, and core testing.

Calibration Services (ISO 17025)

Survey instrument calibration, weighing equipment, force/torque, temperature, and dimensional metrology — all ISO 17025.

Soil Testing

  • Moisture Content
  • Particle Size Distribution (Sieve Analysis + Hydrometer)
  • Atterberg limit Test (Plastic Limit, Liquid Limit, Shrinkage Limit and Plasticity Index)
  • Soil Classification
  • Dry Density and Unit Weight
  • Direct Shear Test
  • Specific Gravity Test
  • Standard Proctor test
  • Modified Proctor test
  • Lab CBR Test
  • Permeability Test
  • One dimensional Consolidation Test
  • Moisture Density Testing
  • CD, CU, UU Triaxial Compression Test
  • Resonant Column Test
  • Cyclic Triaxial Test
  • Point Load Index Test
  • Unconfined Compression Test

Chemical Testing

  • PH Content in Soil
  • Sulphate Content in Soil
  • Chloride Content in Soil
  • PH Content in Water
  • Sulphate Content in Water
  • Chloride Content in Water
  • Organic Matters in Soil
  • Redox Potential Test
  • Total Dissolved Solids (TDS)
  • Biochemical Oxygen Demand (BOD)
  • Oil/Hydrocarbon Contamination
  • Gypsum Content Test
  • Asbestos test
  • Carbonate Content Test