Plan and longitudinal profile for the Sector 4 pipeline route at Minera Los Pelambres. Includes survey data for inspection chambers, air valves, and drains from Estación Choapa N°3
Plan and longitudinal profile for the Sector 4 pipeline route at Minera Los Pelambres. Includes survey data for inspection chambers, air valves, and drains from Estación Choapa N°3