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The testing services provided by CERT are shown as follows::
 
Sieve analysis of aggregate
Determination of density, relative density and water absorption of aggregate
Quantitative extraction of bitumen and sieve analysis of fine and coarse aggregate for bituminous paving
Marshall test
Determination of thickness and density of bituminous core
Road surface regularity test
Road surface texture depth test
Determination of static coefficient of friction of road surface
   
   
Standard:
ASTM C136-01