Kwidzyn - bridge building (fittings)

E65 LCS Malbork - viaducts

Poznan, Kaponiera roundabout

Szklarska Poreba - HPP

DK65 Olecko - by-pass

S2 Warszawa Konotopa-Pulawska

S8 Piotrkow Trybunalski-Rawa Mazowiecka

S2 Opacz

S2 Warszawa Konotopa-airport

DK90 Kwidzyn

DW352 Bogatynia

A1 Torun-Strykow, Kotliska junction-Piatek junction

A1 Torun-Strykow, Kowal junction-Sojki junction

A1 Torun-Strykow, Piatek junction-Strykow junction

Pabianice - by-pass

S8 Rawa Mazowiecka

A1 Torun-Strykow section Brzezie-Kowal

A1 Torun-Strykow section 4, Strykow junction

D3 - Tabor - bridge drainage

D3 - Tabor - bridge drainage

Dalovice - bridge drainage

Praha - Troja - tunnel

Beograd, Most 15

Vasarosnameny Tisza-bridge drainage

HOBAS Air Pipes Help Rehabilitate Contaminated Soil

Budapest, MO Soroksari bridge II part

Budapest, M0 Soroksari bridge I part

Bridge drainage in Cardano (TN) and Salorno (BZ)

Bridge drainage in Bolzano

Bridge drainage in Barberino del Mugello (FI) - A1 Highway