Task statements

  • Control machinery to open and close canal locks and dams, railroad or highway drawbridges, or horizontally or vertically adjustable bridges.
  • Direct movements of vessels in locks or bridge areas, using signals, telecommunication equipment, or loudspeakers.
  • Observe position and progress of vessels to ensure best use of lock spaces or bridge opening spaces.
  • Record names, types, and destinations of vessels passing through bridge openings or locks, and numbers of trains or vehicles crossing bridges.
  • Observe approaching vessels to determine size and speed, and listen for whistle signals indicating desire to pass.
  • Move levers to activate traffic signals, navigation lights, and alarms.
  • Write and submit maintenance work requisitions.
  • Log data, such as water levels and weather conditions.
  • Prepare accident reports.
  • Perform maintenance duties, such as sweeping, painting, and yard work to keep facilities clean and in order.
  • Turn valves to increase or decrease water levels in locks.
  • Check that bridges are clear of vehicles and pedestrians prior to opening.
  • Stop automobile and pedestrian traffic on bridges, and lower automobile gates prior to moving bridges.
  • Raise drawbridges and observe passage of water traffic or lower drawbridges and raise automobile gates.
  • Maintain and guard stations in bridges to check waterways for boat traffic.
  • Clean and lubricate equipment, and make minor repairs and adjustments.
  • Inspect canal and bridge equipment, and areas, such as roadbeds, for damage or defects, reporting problems to supervisors as necessary.
  • Attach ropes or cable lines to bitts on lock decks or wharfs to secure vessels.

Career and skills data: O*NET 31.0 (onetcenter.org). Figures are published survey estimates, not real-time market data.