YONA believes that combining the knowledge and experience of the senior staff with the needs of the client produces the best results.

YONA gains its knowledge through the never ending process of keeping up-to-date with the latest worldwide developments. As a result of this, the client enjoys optimum engineering solutions geared to his needs, while maintaining a sound and good interaction at the highest professional standards.

Highway and Airport Pavement Design, Maintenance and Rehabilitation

Hot and Cold Pavement Recycling and Reclamation

Structural Pavement Evaluation and Overlay Design

Highway Engineering Surveys and Special Studies

AC Mixtures and Paving Materials

Quality Assurance - Quality Control

Specifications Writing

Pavement Management Systems

Construction Supervision and Project Management

Measurement of Performance Indicators