The Quarries Agency incorporates 12 quarries:
Currently, the COLAS CZ, a.s. quarries produce approximately 1,700 tonnes of crushed aggregates per year.
Southern tangential trunk road will be performed by consortium of companies COLAS CZ a Firesta-Fišer.
ŘSD concluded a contract for the construction of 13 kilometers of a motorway worth CZK 3,084 BN, which will be realized by COLAS CZ, a.s. in association with FIRESTA-Fišer, rekonstrukce, stavby a.s.
On December 15th, 2020, Directorate of roads and motorways opens to traffic the new motorway section D48 Rybí – Flyover Rychaltice.
General Meeting of shareholders decided on the merger by merging the company COLAS CZ, a.s. (= successor business corporation) and the company Silnice Horšovský Týn a.s. (= defunct business corporations).
The most expensive road construction in the history of the Vysočina Region opens to traffic on the dot exactly according to the schedule set up last spring.
