What is PCN and ACN and how do we perform those tests?

Pavement classification number PCN is an International Civil Aviation Organisation ICAO standard to classify runway pavement strength, taxiway or airport apron (or ramp). used in combination with ACN

Aircraft classification number ACN to indicate the aircraft parameters in relation to PCN

PCN : Pavement classification number is an International Civil Aviation Organisation standard used in combination with ACN

ACN : Aircraft classification number to indicate the strength of a runway, taxiway or airport apron (or ramp).