Materials & Structural Services
Geonavic Survey delivers advanced surveying, geophysical, ground investigation, subsurface mapping, instrumentation, materials technology, and structural assessment solutions. We provide precise, reliable, and high-value data that helps engineers, developers, and project teams make confident decisions and build with certainty.
CONCRETE TESTING
ROUTINE LAB/ IN-SITU TESTING
- Compressive Strength, dimensions and density of Cubes, cylinders, cores, masonry blocks, paving units ….
- Water Permeability.
- Water Absorption and Porosity.
- Determination of Initial Surface Absorption
- Electrical Indication of Concrete’s Ability to Resist Chloride Ion Penetration.
- Tensile Splitting Strength
- Depth of Carbonation.
- Transverse Strength and modulus of rupture of Tiles, beams, kerb-stones.
- Chemical Resistance of Floor and Wall Tiles
- Modulus of Rupture of Ceramic Floor and Wall Tiles
- Slump, bleeding, density, air content, setting time of fresh concrete.
- Cement Content of Concrete.
- Pull Out Test.
- Load Tests on Structures or Part of Structures.
SOIL AND ROCK TESTING
- Maximum dry density moisture relationship (Modified / Standard Proctor).
- California Bearing Ratio (CBR).
- Liquid Limit, Plastic Limit and Plasticity Index
- Field Density Test
- Particle size analysis by Sieving and sedimentation (Hydrometer).
- Determination of Density (Bulk Density)
- Water (Moisture) Content of Soil and Rock by Mass
- Specific Gravity of Soil
- Unconfined Compressive Strength and Elastic Modulus determination of Cohesive Soil.
- Point Load Strength Index of Rock
- Shrinkage Factors of Soil by the Mercury Method
- Sand Equivalent Value of Soils and Fine Aggregates
- Percolation Test and field soil permeability test.
- Water permeability testing (Constant and falling head).
- Consolidation Testing.
- Direct shear testing.
- In -situ CBR
- Plate Load Test.
- Zone Load Test.
STEEL TESTING
- Tensile Strength
- Bend Test
- Re-bend test
- Chemical analysis per element
- Coating continuity (Holiday Detection)
- Coating Thickness
- Coupler test (up to 32mm dia.)
WATER TESTING
- Sulphate Content
- Chloride Content
- pH Value
- Total Dissolved Solids
- Total Suspended Solids
- Carbonates & Bicarbonates Alkalinity.
BITUMEN AND BITUMINOUS MIXTURES TESTING
- Penetration.
- Softening Point.
- Flash Point.
- Ductility.
- Bulk Specific Gravity, Density & Water Absorption
- Sieve Analysis of extracted aggregate.
- Bitumen Content by extraction.
- Theoretical Maximum Specific Gravity & Density.
- Marshall Stability, flow, and loss of stability of asphalt mixtures.
- Percentage of Voids (VFA, VFB, VMA)
- Thickness or Height of Compacted Bituminous Paving Mixtures (Cored Specimens)
CEMENT TESTING
- Chemical Analysis
- Compressive Strength, including preparation of specimens
- Heat of Hydration
- Soundness
- Consistency and Setting Time
- Fineness of Cement (Specific Surface)
PILE TESTING
- Low Strain Integrity Testing of Piles
- Cross Hole Sonic Logging of Piles
- Monitoring and Reporting of Piles
- Dynamic Load Testing of Pile
- Pile Instrumentation
CHEMICAL TESTING
- Sulphates Content of Concrete, aggregates, water, soil and rock.
- Chlorides Content of Concrete, aggregates, water, soil and rock.
- pH Value
- Organic Matter Content.
- Organic Impurities.
- Carbonates and bi-carbonates content.
IN-SITU SPECIAL TESTING
- Pull-out of cladding system.
- Pull-out of Steel rebars.
- Loading test for existing structures.
- Zone loading test.
- Plate load test.
- In-situ CBR
- In-situ Permeability.
- Determination of dry-film-thickness (DFT).
- Pull-of testing
QUALITY CONTROL PROGRAMME OF PROJECTS
- Developing quality control programs for medium and large-scale projects
- Establishing on-site third-party laboratory including test equipment and manpower.
- Monthly statistical reports.
AGGREGATE TESTING
- Sieve Analysis
- Shell Content
- Drying Shrinkage in Aggregate
- Clay Lumps and Friable Particles
- Potential Alkali-Silica Reactivity
- Flakiness & Elongation Index
- Determination of Particle Densities and Water Absorption for Coarse & Fine Aggregate
- Light Weight Pieces
- Soundness of Aggregate by Use of Sodium Sulphate or Magnesium Sulphate
- Compaction Fraction Test
- Sand Equivalent
- Fully & Partially Crushed Faces
- Los Angeles Abrasion (LAA)
- Aggregate Crushing Value (ACV)
- Aggregate Impact Value (AIV)
- Ten Percent Fines Value (Dry and Soaked)
- Moisture Content
- Bulk Density