electrical panel indicating floodgates at lanaye lock complex

albert architecture background barge barrage barrier belgium blue boat bridge building canal cargo cloudy complex construction dam day dike electrical engineering environment europe floodgate floodgates freight freighter gate gateway harbor hazy hydraulic hydro indicating industrial industry lanaye landmark landscape levees level lock nature nautical navigation panel port reservoir river ship shipping sky sluice stream summer technology ternaaien transport transportation travel vessel walls water watercourse watergate waterway weir