Independent testing laboratory accredited for tests in the field of road construction. Our laboratory focuses on testing asphalt mixes and binders, soils, aggregates and concrete. We also perform control tests of the road structure including the subgrade and measurements of surface properties of asphalt pavements.


Connected activities

COLAS laboratory also arranges connected activities.

Sampling of sources of construction materials and mixtures including evaluation of their properties in relation to the construction work.

Sampling of inbuilt structures – cores and cut-outs.

Measuring of evenness of the carriageway surfaces and base courses.

Optimization of the effects of the compaction equipment on the construction site.

Consultancy and advisory services in connection with testing and quality management during road construction works.

Contact us

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Central laboratory Jihlava

Ing. Radek Komenda
COLAS CZ, a.s., Kosovská 10, 586 37 Jihlava
Mobil: +420 605 305 135

Znojmo laboratory

Ing. Radek Komenda
COLAS CZ, a.s., Dyje 511, 669 02 Znojmo
Mobil: +420 605 305 135

Čenkov laboratory

Ing. Martin Sviták
COLAS CZ, a.s, 250 70 Odolena Voda
Mobil: +420 733 780 132