Sandvik rigs winning in Rio de JaneiroMain contractor Odebrecht is upgrading 25 km of main highway between Barra and Santa Cruz in the southern suburbs of Rio, including construction of the 1.1 km-long Grota Funda twin-tube tunnel. The route is a crucial part of the city's preparations to host the 2016 Olympic games. A fleet of Sandvik drilling jumbos is spearheading the 100 sq m faces, using predominantly Sandvik tools. Read the full story. 41/11.