Core Business

With its unique skills in underground works, renown worldwide for its experience and know how in the use of Tunnel Boring Machines (TBM), Ghella is involved in the construction of many infrastructure projects such as subways, railways, motorways and major roads, significant water and hydraulic works.

Tunnelling

240km
230 km
13km
TBM
Conventional
Pipe Jacking
Continents
5
Continents
Nations
20
Nations
Construction Sites
152
Construction Sites
HS and Railways
35
Railways
(+167 km)
Subways
16
Subways
(+61 km)
Higways
16
Highways
(+300 km)
TBM in Totals
46
TBM
(+240 km)
Renewables
11
Hydroelectric works
(+23 km)
sewer
24
Hydraulic works
(+95 km)