1. Pavement Mechanics Laboratory, CITTA, Department of Civil Engineering, University of Coimbra, Rua Luís Reis Santos, Coimbra, Portugal
2. Pavement Mechanics Laboratory, CITTA, Department of Civil Engineering, University of Coimbra, Rua Luís Reis Santos, Coimbra, Portugal (corresponding author: )
3. Waydip, Parkurbis – Parque de Ciência e Tecnologia da Covilhã, Covilhã, Portugal