Laboratory and Quality Control Services

Chemical Laboratory

  • Preparation of 1:10 soil extract test or other soil extract ratios
  • Determination of gypsum content in soil
  • Determination of chloride content in soil
  • Preparation of saturated soil extract test
  • Determination of soil pH value
  • Determination of calcium content in soil
  • Determination of magnesium content in soil
  • Determination of sodium content in soil
  • Determination of potassium content in soil
  • Determination of total dissolved salts (evaporation residue)
  • Determination of water alkalinity using phenolphthalein indicator
  • Determination of water alkalinity using methyl orange indicator
  • Determination of carbonate and bicarbonate content
  • Determination of soluble sulfate in acid
  • Determination of water evaporation residue
  • Determination of chlorides in water
  • Determination of sulfate in water
  • Determination of water pH
  • Determination of electrical conductivity of water
  • Determination of potassium content in water

Rock Mechanics Laboratory

  • Determination of physical and chemical properties of rock
  • Microscopic petrographic analysis of aggregates
  • Determination of P-wave and S-wave velocities
  • Geochemical study
  • Rock durability test
  • Point load strength index test of rock
  • Uniaxial compressive strength test of rock
  • Triaxial compression test of rock
  • Determination of Young’s modulus and Poisson’s ratio
  • Determination of strain and swelling pressure
  • Direct shear test along weak planes (joints)
  • Determination of tensile strength (Brazilian test)

Cement and Concrete Laboratory

  • Sieve analysis test
  • Determination of sand equivalent (SE)
  • Determination of flat or elongated particles percentage
  • Determination of maximum and minimum density and relative density
  • Aggregate crushing value (ACV) test
  • Los Angeles abrasion test
  • Aggregate impact value (AIV) test
  • Determination of freeze-thaw resistance
  • Resistance to weathering test (Soundness 88)
  • Determination of harmful substances in concrete including organics, clay, and inappropriate particles
  • Petrographic and mineralogical study of aggregates
  • Testing bricks, tiles, and blocks
  • Water absorption test
  • Compressive strength test
  • Flexural strength test
  • Efflorescence test
  • Freeze-thaw resistance test
  • Tensile and flexural strength tests of rebar, sheets, bolts, and nuts
  • Complete chemical analysis for cement type determination
  • Cement soundness test using autoclave and Le Chatelier methods
  • Determination of cement hydration temperature
  • Determination of sulfate expansion
  • Determination of cement compressive strength
  • Determination of cement specific gravity
  • Determination of cement flexural strength
  • Determination of cement tensile strength
  • Determination of normal consistency
  • Determination of setting time
  • Determination of fineness (Blaine)
  • Concrete mix design according to standard specifications
  • Concrete compressive and flexural strength tests
  • Permeability test of concrete for hydraulic structures
  • Freeze-thaw resistance test of concrete
  • Determination of fresh concrete air content
  • Slump test for concrete workability
  • Testing concrete admixtures and their effects on strength, permeability, setting, and workability
  • Special concrete mix designs: heat-resistant, chemical-resistant, abrasion-resistant, self-compacting, etc.
  • Core sampling of hardened concrete and determination of core compressive strength
  • Non-destructive concrete compressive strength test using Schmidt hammer
  • Ultrasonic concrete compressive strength test

Bitumen and Asphalt Laboratory

  • Bitumen penetration test
  • Bitumen softening point test
  • Determination of insoluble materials and ash in bitumen
  • Asphalt mix design and determination of optimal workshop formula
  • Core sampling and determination of thickness and density of compacted asphalt
  • Determination of asphalt bitumen content
  • Bitumen viscosity test
  • Determination of volatile matter in bitumen

Materials Strength Laboratory

  • Compressive and flexural strength of various construction materials
  • Efflorescence test
  • Freeze-thaw resistance
  • Tensile and flexural strength testing of various rebar, sheets, bolts, and nuts

Providing Welding Engineering Services

Advantages of welding compared to other manufacturing methods such as casting, machining, or rolling include its ease of execution in various conditions, such as underwater welding, welding in deserts, and open spaces with minimal equipment. Additionally, since access to factory facilities may not be available or using them could be very costly, welding is a highly practical and economical option. Like any manufacturing process in the industry, welding requires inspection or quality control. However, welding quality control generally demands greater precision and involves various testing methods due to the higher likelihood of defects compared to other methods, requiring special care and monitoring.

  • Vacuum Test
  • Magnetic Particle Test (M.T)
  • Ultrasonic Thickness Measurement
  • Ultrasonic Test (U.T)
  • Radiographic Test (R.T)
  • Penetrant Test (P.T)
  • Visual Inspection (V.T)
  • Coating Thickness Measurement
  • On-site Thickness Measurement