The laboratory of Kauno tiltai AB started operations like the company itself in 1949. With the passing years the range of activities of Kauno tiltai AB has expanded, and the volume of laboratory work has increased accordingly. Currently, the laboratory is capable of carrying out all the analyses and tests of materials and products necessary for the self-control. The laboratory employs 11 qualified and experienced specialists who carry out testing of asphalt and its mixes, road bitumen, concrete and its mixes, also the testing of sand, gravel, crushed stone, soil and mineral powder used for building road and bridge pavements. It carries out sampling and design of the composition of asphalt and concrete mixes. The laboratory of Kauno tiltai AB is accredited and its testing results are recognised throughout the European Union.