- 1. Geo Technical Services
-
 Site Investigations (Both On – Shore & Offshore) |
| Plate Load Testing |
| Zone Testing |
| Topographic & Bathymetric Survey |
- 2. Materials Consultancy
-
| Quarry Investigations |
| Experienced Geologist and Engineers are available who are capable of evaluating the potential new sources and assessment of the existing quarries. |
| Aggregate Evaluation |
| Expert opinion can be provided on the type of the aggregate, suitability of the aggregate for its intended usage etc. |
| Material Failure Investigation |
| Detailed investigations can be undertaken to establish the cause / causes of material failure or deterioration or other distress. Moreover if found to be necessary detailed test programme can be prepared and implemented, results analyzed to arrive at the fruit cause of the problems and to suggest remedial measures. |
| Building Condition Survey |
| Condition survey of the existing structures can be undertaken by performing various tests for insurance purpose, structural evaluation, fire damage assessment, deterioration assessment etc. |
- 3. Specialized Testing
-
| Sonic pile testing (PIT) |
: |
Integrity testing of precast and cast in-situ concrete Piles using Seismic echo technique. |
| Dynamic Pile Testing (PDA) |
: |
Analysis of pile and hammer parameters by measurements taken during driving, with predictions of Pile bearing capacity. Piles using Seismic echo technique. |
| Geophysical testing |
: |
Seismic refraction, cross-hole sonic logging.
Electrical resistivity, thermal conductivity,
Microgravity survey, electromagnetic inductive
Conductivity measurements, vertical magnetic
Gradient surveys, ground probing radar and high
Speed pavement radar. |
- 4. Chemical Lab Services
-
| Available
experienced and
highly qualified team chemical analysis of any type of material including Soil, Aggregate, Concrete, Cement,
Micro silica , PFA, Water & Waste Water to suit the client
requirement. |
- 5. Soil
-
| Classification Tests |
Classification for Engineering
purposes
Moisture content
Bulk and dry densities
Specific gravity (particle
density)
Liquid limit, plastic limit and
plasticity index
Linear shrinkage Characteristics
Particle size distribution
(sieve analysis and hydrometer)
Chemical analysis (including pH,
sulphates, chloride and
carbonate content) |
| Compaction Testing |
Maximum and minimum dry densities of granular soil
Determination of dry density / moisture content relationship (Proctor compaction using 2.5 Kg and 4.5 Kg or vibrating rammers)
California Bearing Ratio (CBR), soaked or unsoaked
In –situ density (nuclear and sand replacement)
|
| Strength Testing |
Unconfined compressive strength
Triaxial Compression Test
(consolidated / unconsolidated,
drained / undrained, with or
without pore pressure
measurement)
Shear strength by direct shear
box apparatus (60x60mm and
300x300mm samples) |
| Settlement / Permeability Testing |
One–dimensional consolidation properties
Swelling characteristic
Permeability (constant and falling head)
|
- 6. Rock Testing
-
Uniaxial compressive strength
Deformability of rock core (Young's modulus and Poisson's ratio)
Indirect tensile strength of intact rock core specimens
Point load strength
Triaxial testing
Slake durability index
Compression and shear wave velocities
Moh’s Scratch Hardness
Petrography Examination
Rock Grading
Drop Breakage index tests for rock armour
Length to thickness ratio test for rock armour
|
- 7. Aggregates
- Moisture content
Unit weight and voids
Sieve analysis of fine and coarse aggregates
Clay lumps and friable particles
Specific gravity (particle density)
Water absorption
Flakiness index
Elongation index
Sand equivalent value
Lightweight particles
Aggregate crushing value (ACV)
Ten per cent fines value (TFV)
Aggregate impact value (AIV)
Resistance to degradation by Los Angeles Abrasion
Potential alkali-silica reactivity (Chemical method, mortar bar method, Petrographic
Examination)
Soundness (sodium sulfate or magnesium sulfate)
Shell content
Organic matter content
Chemical analysis (including sulfate and chloride contents)
Petrographic examination
Drying shrinkage characteristics
- 8. Cement
- Initial and final setting time
Fineness
Soundness
Heat of hydration
Compressive strength
Chemical analysis
Alkali content
- 9. PFA and Micro silica
- Full testing to EN/ASTM standard
- 10. GRG Composite
- Flexural Strength
Impact Resistance
Hardness
Coeff. of linear thermal expansion
Humidified deflection
Surface burning characteristic
Behavior at 750oC
Nail Pull resistance
- 11. Fresh Concrete
- Mix design
Temperature monitoring
Slump test
Compacting factor
Air content
Bleeding
Density
Cement content
Aggregate content
Water content
Chemical analysis
- 12. Hardened Concrete
-
Strength Testing (compressive, Tensile, flexural) Cubes, cylinder s and cores , Precast units (Blocks, bricks, flags, kerbs, edgings, terrazotiles and quadrants
Durability studies
Water absorption
Initial surface absorption (ISAT)
Water permeability (DIN)
Porosity (RILEM)
Rapid determination of chloride ion permeability
Building Investigations
Concrete coring, with or without compressive strength
Concrete dust sampling
Chemical analysis (including sulfate and chloride contents)
Bond Strength (concrete, mortar)
Surface hardness using rebound hammer
Hammer sounding surveys
Carbonation depth surveys
Cover meter depth to reinforcement surveys
Half cell potential surveys (reinforcement corrosion potential)
Ultrasonic pulse velocity measurements (PUNDIT), concrete quality, crack and void detection
Crack monitoring and investigation
Radar surveys
- 13. Ceramic and Stone Tiles
- Bond strength (pull-off test)
Dimension
Flatness, straightness of sides, rectangularity
Water absorption / Porosity
Modulus of rapture / Flexural strength
Compressive strength
Moh's scratch hardness
Resistance to thermal shock
Chemical resistance
Abrasion resistance
- 14. Steel
- Tensile, yield and Elongation
Bend and Re-bend
Chemical analysis
Epoxy coating thickness
Welder and Welding Procedure qualification tests to ASME IX and AWS
- 15. Asphalt
- Marshall Stability
Binder content / mix analysis
Bulk density
Theoretical maximum specific gravity
Air voids
Coring
- 16. Thermoplastic Road marking material
- Composition and physical properties to BS and EN
- 17. NDT
- Radiography
DP
MPI
UT
|
