ACCIONA Infrastructure’s experience in underground works #Infographic. More information: http://acciona.sa/UhMI9

1. UNDERGROUND
WORKS
Minning Tunnels
Hydraulic Tunnels
High Speed Tunnels
Metro Tunnels
Road Tunnels
O
URTBMs
HK S-221 12 m 6.5EPB
HK S-442 12 m 3.3EPB
HK S-414 9.5 m 18.8DOUBLE SHIELD
HK S-454 10.6 m 6.2EPB
HK S-511 9.9 m 20.8SINGLE SHIELD
NFM –WIRTH 9.3 m 15.6SINGLE SHIELD
HK M949M 12 m 3DOUBLE SHIELD
HK S-276 9.3 m 16EPB
HK S-300 15.1 m 3.5EPB
ROBBINS 5.3 m 38.8OPEN TYPE
HK S-510 6.8 m 5.6EPB
HK S-295 9.3 m 4.5EPB
HK S-84 6.5 m -EPB
MODELTYPE Ø TOTAL Km ACCIONA owns 13 TBMs ranging from
4.1m to 15.2m diameter, including
8 EPB, 2 double shield, 2 single shield
and 1 open face machines.