Preliminary project main water pipeline Rore-Arendal part 3-5

e sub-projects RA3 to RA5, including a cross connection to the existing water supply network at Rykeneveien (RA3A). In addition the cross connection from RA3A to Stoa shall be maintained. The route to Stoa shall be upgraded mainly in the current route. The preliminary project shall assess different

route alternatives and dimension both the main pipeline and the accompanying cross connections, with the aim of identifying the most appropriate development alternatives. The work shall be carried out at a general level and result in two re