Testing and analysis on road surfaces

List of tests carried out on road surfaces. The references in brackets refer to the standards used for each test.

In laboratory

Bituminous mixtures

• Drilling and thickness measurement (CME 54.01)
• Drilling
• Total thickness (CME 54.01)
• Layer thickness (CME 54.01)
• Apparent density (CME 54.09 and NBN EN 12697-6)
• Maximum density (CME 54.0 et NBN EN 12697-5)
• Relative compaction (CME 54.08)
• Binder content
• By Soxhlet (CME 54.05)
• By centrifugation (CME 54.06)
• Grain size distribution (CME 54.07)
• Binder extraction by under vacuum evaporation (CME 08.26)
• Sharp sand content - Microscope
• Sampling (NBN EN 12697-27)
• Determination of void characteristics (NBN EN 12697-8)
• Determination of water sensitivity (NBN EN 12697-12)
• Particle loss of porous asphalt specimen (NBN EN 12697-17)
• Binder drainage (NBN EN 12697-18)
• Determination of the indirect tensile strength (NBN EN 12697-23)
• Determination of the dimensions of a bituminous specimen (NBN EN 12697-29)
• Specimen preparation by impact compactor (NBN EN 12697-30)
• Specimen preparation gyratory compactor (NBN EN 12697-31)

Bituminous binders

• Penetration test (NBN EN 1426)
• Softening point - from 20°C to 80°C (NBN EN 13075-4)
• Determination of water content in bitumen emulsions (NBN EN 1428)

On site

• Sampling by drilling
• in bituminous road surface
• in concrete
• in reinforced concrete
• Plate bearing test
• 200 cm2 plate
• 750 cm2 plate
• CBR test
• Hammering probe
• Apparent density measurement
• Inspection by camera
• Westergaard plate bearing test

Can’t find the test you want in our list? Don’t hesitate to contact us.