Two more NATM tunnels completed on the Madrid-Murcia high speed lineThe single-tube, 85 sq m section, 2.2 km-long Loma del Carrascal tunnel on the 10.9 km-long Cuenca-Olalla section of the Madrid-Castilla La Mancha-Valencia-Murcia high-speed line was completed in week 27/2009, using NATM techniques. A couple of weeks later, the single-tube, 100 sq m section, 1.36 km-long Los Cubillos tunnel on the Arcas del Villar-Fuentes section of the same line holed through. Visit tunnelbuilder archive es/95 for history and visit www.adif.es for latest news. 30/09