Tests

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L. 1086

Tests on concrete

Tests on steels

Tests on Brickworks

  • Compressive strength parallel to the holes
  • Compressive strength transversal to the holes
  • Tensile strength for bending on strips
  • Determination of the percentage of drilling and average area of ??a hole
    section
  • Coefficient of linear expansion
  • Punching test
  • Moisture expansion test
  • Water absorption
  • Durability to freezing and thawing cycles

Hydraulic Binder Tests

External tests

  • Diagnostics / Acceptance tests
  • Local destructive and non-destructive checks on structures
  • Mass
    spectrometer tests

Geotechnics

Lands

  • Natural water content
  • Volume unit weight
  • Weight of the unit of volume of solid granules
  • Particle size analysis by sedimentation (aerometry) and sieving
  • Consistency or Atterberg limits
  • Withdrawal limit
  • Relative density
  • Organic substances content
  • Unconfined Compression Test – ELL
  • Oedometric test with load increments
  • Direct shear test with Casagrande tool
  • Unconsolidated undrained triaxial compression test – UU
  • Consolidated undrained triaxial compression test – CIU
  • Consolidated drained triaxial compression test – CD
  • Compaction test with standard or modified AASHTO mode
  • Test for the determination of the CBR lift index
  • Permeability test with variable load permeameter
  • Permeability test with constant load permeameter
  • Permeability test in an oedometric cell or Permeability test in a triaxial
    cell
  • Measurement of the sulphate content
  • Measurement of the carbonate content
  • Swelling test
  • Sand equivalent test

Rocks

  • Determination of the apparent density or Determination of the real density
  • Simplified petrographic description
  • Water content
  • Porosity measurements
  • Imbibition coefficient measurement
  • Freezing test
  • Compression test with concentrated load (Point Load Test)
  • Uniaxial compression test on specimen
  • Triaxial compression test on rocks
  • Bending test on rocks
  • Direct shear test on joints
  • Indirect tensile test
  • Measurement of the elastic waves speed
  • Wear resistance test
  • Los Angeles test
  • Permeability test
  • Wear test by sliding friction
  • Abrasion resistance test
  • Bending test
  • Measurement of the roughness of the joints
  • Sclerometric test
  • Abrasion index Cherchar Abrasivity Test
  • Small diameter puncture test Siever’s test
  • Drop Test
  • Impact resistance
  • Slip resistance

Aggregates

  • Simplified petrographic description
  • Determination of the particle size distribution
  • Determination of the shape of the grains (Flattening Coefficient)
  • Determination of the shape of the grains (Shape index)
  • Determination of the percentage of crushed surfaces in coarse aggregates
  • Determination of shell content
  • Test of the sand equivalent
  • Methylene blue test
  • Wear resistance (micro-Deval)
  • Fragmentation Resistance (Los Angeles)
  • Determination of bulk density and intergranular voids
  • Determination of the density of the granules and water absorption
  • Determination of the sandability and abrasion value
  • Resistance to freezing and thawing
  • Potential reactivity of aggregates in the presence of alkali
  • Degradability to sulphate solutions attacks
  • Thin sections creation
  • Thin section petrographic examination with polarizing microscope or X-ray
    diffractometric analysis
  • Crushing coefficient

Perforations

  • Rotary drilling for continuous coring or core destruction, up to a depth
    of at least 50 meters, in any type of material
  • Sampling of undisturbed samples (by driving and rotating) and with limited
    disturbance

Permeability tests

  • Pumping test with central hole and piezometers arranged in a radial pattern
  • Permeability hole tests in soil (Lefranc test)
  • Permeability hole tests in soil (Lugeon test)

Borehole tests

  • Dynamic penetrometric tests Standard Penetration Test (S.P.T.)
  • Scissometric tests (vane tests)
  • Installation of piezometric and inclinometric columns

Environment

  • Waters: human consumption, natural, industrial and / or discharged
  • Lands
  • Waste

Diagnostics

Streets

Topography

  • Survey
  • Terrestrial and aerial photogrammetry
  • 3D Laser scanner

Metrologies

  • Pressures and Forces:
    • Verification of test machines and presses calibration
    • Verification of pressure gauges calibration
    • Verification of pressure transducers calibration
  • Lengths – Displacements:
    • Verification of displacement transducers calibration
    • Verification of mechanical comparators calibration
    • Verification of gauges and rulers calibration

Scientific Investigations Laboratory

Materials technology

Geognostics

  • Geognostic investigations
  • Geognostic
    surveys at sea
  • Investigations on foundation structures
  • Environmental geognostic investigations
  • Perforations
  • Permeability tests
  • Borehole tests

Monitoring

  • Geotechnical monitoring
  • Structural Monitoring
  • Environmental Monitoring

Geophysics

  • Geophysical investigations
  • Georadar investigations