Two letters of intent have been signed by TBM manufacturers Robbins and Mitsubishi Heavy Industries for the supply of two 10.2m diameter TBMs for the construction of the 7km long twin-tube Abdalajis rail tunnel in Spain. JV Dragados/International Tunnelling Services will use one machine on the $119.4M west tube whilst JV Sacyr/Somague will use the other on the $114M east tube. Robbins will supply basic design of the TBMs with detail design of the cutterheads. MHI will provide detail design of the rest of the components. Delivery will be in one year.
