Construction equipment and supplies were barged over Tahtsa Lake to the eastern end of the tunnel. Sixteen people died making the tunnel. In 1956 the smelter complex consumed 35% of yearly electric energy in British Columbia.
Construction equipment and supplies were transported by barge across Tahtsa Lake to the eastern end of the tunnel. Sixteen people perished while constructing the tunnel. In 1956, the smelter complex consumed 35% of British Columbia's annual electricity supply.