Laboratory Testing

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Soil & Rock Testing Laboratory:

DECON’s Geotechnical Laboratory enjoys recognition of private sector and government institutions such as NTDC, WAPDA, DISCOS, WASA, etc; and reputable consultants including NESPAK, BARQAAB, GOPA (Germany), ILF (Germany), SMEC (Australia), Design Institute (China), Saman (Korea) and many others. Laboratory tests performed by DECON strictly adhere to standards set by ASTM international and British Standards institution. To ensure maximum accuracy, our equipment (field and laboratory) is frequently checked and calibrated to maintain quality standards set by reputable international and local organizations.

Lab Tests (Soil)

  • Grain Size Analysis – ASTM D422
  • Hydrometer – ASTM D422
  • Double Hydrometer for Dispersive Soils – ASTM D422
  • Natural Moisture Content – ASTM D2216
  • Atterberg Limits – ASTM D4318
  • Shrinkage Limit – ASTM D4943
  • Specific Gravity – ASTM D854
  • Bulk & Dry Density – ASTM D5030, D2937, D1556
  • Moisture Density Relationship (Standard) – ASTM D698/AASHTO T 99
  • Moisture Density Relationship (Modified) – ASTM D1557/AASHTO T 180
  • Consolidation Test – ASTM D2435
  • Direct Shear Test – ASTM D3080
  • Unconfined Compression – ASTM D2166
  • Pin Hole Test – ASTM D4647
  • Crumb Test – ASTM D6572
  • Swell Pressure – ASTM D4546
  • Swell Potential – ASTM D4829
  • Permeability Test – ASTM D2434
  • Sulphate Content – SQ-118 Merck
  • Chloride Content – SQ-118 Merck
  • Organic Content – SQ-118 Merck
  • Chemical Analysis of Water – SQ-118 Merck
  • Standard Proctor – ASTM D698/AASHTO T 99
  • Modified Proctor – ASTM D1557/AASHTO T 180
  • CBR (3-Point Soaked) – ASTM D1883 / AASHTO T 193

Lab Tests (Rocks)

  • Point Load Index – ISRM
  • Uniaxial Compressive Strength – ISRM
  • Slake Durability – ASTM D4644
  • Modulus of Elasticity – ISRM
  • Petrographic Analysis – ASTM C-295-98