transport truck driving through avalanche tunnel on trans canada highway

across avalanche british build buildng business canada career cement chain climate columbia concrete conditions construct constructed construction crossing danger dangerous dark daytime deliver delivering drive driver driving enginered format goods grey grill headlights heavy highway horizontal ice icy industry job large lights long mirrors movement moving one pavement potential protect rig road rockies room sky slippery space speed structrue supply supplying trans transport transportation transporting truck trucker tunnel type vehicles weather west western wheels white winter