• Standard Penetration Test

  • Static Cone Penetration Test

  • Dynamic Cone Penetration Test

  • Plate Load Test

  • Rock Drilling and Trial Pits

  • Field Density by core cutting & Sand Replacement method

  • Earth Resistivity Test

1. Field survey :

  • Topographical Survey & drawing

  • Boundary line Survey & drawing using equipment’s like:-  a.)Total Station  b.)DGPS etc.

  • Material Testing :  HSC is well equipped with high quality equipments for in-house testing facilities, performing physical and chemical tests of the construction materials and its products under environmental conditions in accordance with international standards.

  • Physical Testing : 

    • Fine and Coarse Aggregate :  Sieve Analysis, Bulk Density, Specific Gravity & Water Absorption, AIV, LAV, SPV, 10% fines, Crushing Value, Bulking of sand and Deleterious Materials.

    • Building Stone: Specific Gravity, Water Absorption and Compressive Strength

    • Bentonite: Fineness, Marsh Cone Viscosity, Moisture content, Swelling Power, Sand Content and Specific Gravity.

    • Soil: Moisture content, Specific Gravity, Grain Size analysis, LL, PL & PI, Shrinkage Limit, MDD (Heavy and Light) Unconfined Compressive Strength,Tri-Axial Shear Test, Direct Shear Test, Relative Density, Soil Permeability test, CBR, FSI, Swelling Pressure.

    • Cement: Consistency, IST & FST, Specific Gravity,  Blain Air Permeability, Compressive Strength, Soundness by Le-Chatalier, Soundness by Auto-Clave and Drying Shrinkage.

    • All Structural Steels: Yield Strength, Tensile Strength and %Elongation

    • Reinforced Steel Bars: Yield Strength, Tensile Strength and %Elongation

    • 3Ply & 7 Ply Strand wire:  Breaking Load, Proof Load and % Elongation.

    • Rebar Coupler: Tensile Strength

    • Rock: UCS, Specific Gravity and Point Load

    • Brick: Dimension, Water Absorption, Compressive Strength, Efflorescence and Bulk density

    • Concrete: Workability by slump test, Compressive strength, Mix Design, Compressive Strength by ACT, Flexural strength, Water Permeability by ACT, Flexural Strength, Water Permeability, Split Tensile Strength and Moisture Movement.

    • Micro silica: Compressive Strength and Fineness by 45 µ

    • Lime: Fineness, Soundness, compressive strength, Specific Gravity, IST & FST and Consistency.

    • Fly Ash: Blain Permeability, Soundness, Compressive Strength, Lime Reactivity, Moisture Content and drying shrinkage.

    • Solid & hollow Blocks: Dimension, Density, Compressive Strength, water Absorption, Drying shrinkage and Moisture Movement.

    • Cement concrete / Terrazzo/Marble/Glazed Tiles: Dimension, Transverse strength, Water Absorption, Flatness, Straightness and Perpendicularity.

  • Chemical Testing: 

    • Bitumen: Softening Point, Penetration, Ductility, Specific Gravity, Absolute and Kinematic Viscosity, Solubility in TCE and Flash Point.

    • Bitumen Emulsion: Residue on 600 µ, Particle Charge, Coagulation of Emulsion at Low Temperature, Miscibility with Water, Stability to mixing with Cement, Distillation, Residue by Evaporation, Say-Bolt Furol Viscosity, Penetration, Ductility and Solubility in Trichloroethylene.

    • Modified Bitumen: Softening Point, Penetration, Flash Point, Viscosity at 150°C, Loss in mass and Elastic Recovery.

    • Anti-Stripping Agents: Flash Point, Specific Gravity, Water Content, Pour Point, Stripping Value, Solubility in HSD, and Underwater coating.

    • Bitumen Mix: Marshall Stability and Flow and Bitumen Content.

    • Sealing Compound: Penetration and Pour Point

    • Thermoplastic Traffic Line materials: Softening Point, Glass bead Content and Binder content.

    • Cement: Alumina, Calcium oxide, Chloride, Free lime content, Insoluble Residue, Iron Oxide, loss on ignition, Magnesia, Potassium Oxide, Silica, Sodium Oxide and Sulphuric Anhydride.

    • Coarse & Fine Aggregate: Acid Soluble Sulphate, Alkali Aggregate Reactivity, Petrography And Water Soluble Chloride

    • Curing Compound: Surface Drying Time and Water Retention.

    • Fly ash: Silica, Alumina, Calcium oxide, Chloride, Ferric Oxide loss on Ignition Magnesia and Sulphuric Anhydride.

    • Hardened Concrete:  Acid Soluble Chloride and Water Soluble Sulphate.

    • Lime: Calcium Oxide, Ferric & Alumina Oxide, Insoluble residue dilute acid & alkali, loss on ignition, Magnesium oxide and Silicon di-oxide.

    • Micro Silica: Chloride Content, Insoluble Residue, Loss on ignition, Moisture Content,Potassium Oxide, Sodium Oxide and Sulphur Tri-Oxide.

    • Low Alloy/Plain Carbon steel: Sulphur, Phosphorus, Carbon, Manganese and Silicon Content.

    • Bentonite: Gel Formation index and PH.

    • Soil: Calcium Carbonate, Chloride, Nitrate Content, Nitrogen, Organic matter, PH, Total Soluble Sulphate, Total Soluble Solids.

    • Construction water: Chloride as Cl, Inorganic Matter Content,  Organic matter Content, PH, Sulphate Content, Total Suspended Matter, Volume of 0.02N H2SO4 required to neutralize100ml sample of water and Volume of 0.02N NaoHRequired to neutralize 100ml sample of water.

    • Potable Water: Odour, Acidity, Alkalinity, Calcium, Chloride as Cl, Chlorine Residue, Colour, Fluoride, Iron, Magnesium, Nitrate, Nitrite, PH Value, Potassium ,Sodium, Specific Conductance, Sulphate as SO4, Temperature, Total Dissolved Solid, Total Hardness as CaCO3, Total Residue, Total Suspended solids, Turbidity Volatile and fixed Residue, and Organic Matter Content.

  • Non- Destructive Testing:  NDT is performed to investigate present condition and strength of an existing structure in-situ. NDT gives information regarding Quality and in-situ strength of concrete,position, dimension, and Condition of embedded reinforcement in structural members. Removal of concrete core gives detailed anatomical picture of the concrete used corrosion in re-bars is investigated.hsc possesses a large spectrum of instruments used for NDT investigators and uses them at the hands of trained experts.

    • Rebound Hammer

    • Ultrasonic Pulse Velocity

    • Rebar Locator

    • Half-cell potentiometer

    • Bridge load test

    • Crack Detection

    • Pile Integrity Test

    • Dye Penetration Test

    • Pile Pull-out Test

    • RCPT

  • Environmental Testing: 

    •  Ambient Air quality Monitoring

    • Water & Waste Water Analysis

    • Ambient Noise Level Measurement

    • Soil Analysis

  • Specialized Testing: 

    • Stone Polishing Value

    • Petrography

    • Hi-tension wire