Testing of concrete including non-destructive tests and taking of cored specimens, taking of cored specimens from asphalt pavement layers, testing of aggregates, measurement of irregularity of pavement courses, measurement of pavement properties using a georadar, geotechnical laboratory and field tests of soils, measurement of noise, measurement of ambient air quality (immissions), determination of water quality indicators, determination of selected indicators in solid matrix and asphalt mixtures, and testing of traffic signs and road markings