Metro Fortaleza, Line 3 East

Fortalenza
Small World Map

Location

Fortaleza, Brazil

Scope of Supply

4 x 6.90 m (22.6 ft) EPB TBMs

Tunnel Lengths

2 x 4.3 km (2.7 mi), 2 x 5.8 km (3.6 mi)

Ground Condition

Ground Type: Silt, Clay, Sandstone, and Basalt

 

Fortaleza’s Mixed Ground calls for Customized Equipment

  • Each EPB will feature a mixed ground cutterhead with interchangeable bits and disc cutters
  • Robbins continuous conveyors will transport muck behind all four machines