Significant projects of underground constructions and works just finished or in progress in Czech Republic
- Prague radial highway with tunnels in Brno
- Tunnels Mrázovka for the Prague city motorway ring
- Extension of Prague metro line C, section IVC1 and. IVC2
- Collector networks in Prague and Brno
- Tunnel Panenská (2 km long) and Tunel Libouchec (0,5 km long) on the highway D8
- Tunnels Nelahozeves on the so-called railway line "Corridor Nr. 1 Decin-Breclav"
- Railway tunnels Krasíkov I and II, Malá Huba, Hněvkov I and II
- Tunnel Klimkovice (1 km long) on the Highway D47
- Tunnel Valík on the Highway D5
- New Connection Tunnel (two double-track railway tunnels – 1 km long)
- Brezno Railway Tunnel - Pre-lining Support Method
- Prague Metro line C - operation section IVC2
- Blanka Complex of Tunnels in Prague
- Prague Road Ring - Komořany Tunnel
- Prague Road Ring - Slivenec Tunnel
- Brno City Road Ring - Kralovopole Tunnel
- Highway D8 - Radejcin and Prackovice Tunnels
- Prague Metro Line A Extension - Operation Section VA
- Jablunkov No. 2 Railway Tunnel
- Railway Tunnels on Prague - Č. Budějovice Railway Line
(Votice, Zahradnice, Olbramovice, Tomice I and II Tunnels) - Railway Tunnels on Prague - Plzeň Railway Line - the Osek Tunnel