- Check conditions and traffic at different altitudes in response to pilots' requests for altitude changes.
Occupations with related tasks Save Table: XLSX CSV
- Observe position and progress of vessels to ensure best use of lock spaces or bridge opening spaces.
- Observe approaching vessels to determine size and speed, and listen for whistle signals indicating desire to pass.
- Check that bridges are clear of vehicles and pedestrians prior to opening.
- 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.
- 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.
- Record names, types, and destinations of vessels passing through bridge openings or locks, and numbers of trains or vehicles crossing bridges.
- 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.
- Stop automobile and pedestrian traffic on bridges, and lower automobile gates prior to moving bridges.
- 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.
- Observe position and progress of vessels to ensure best use of lock spaces or bridge opening spaces.
- Observe approaching vessels to determine size and speed, and listen for whistle signals indicating desire to pass.
- Check that bridges are clear of vehicles and pedestrians prior to opening.
- 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.
- Stand watch in ships' bows or bridge wings to look for obstructions in a ship's path or to locate navigational aids, such as buoys or lighthouses.
- Stand gangway watches to prevent unauthorized persons from boarding ships while in port.
- Participate in shore patrols.
- Tie barges together into tow units for tugboats to handle, inspecting barges periodically during voyages and disconnecting them when destinations are reached.
- Attach hoses and operate pumps to transfer substances to and from liquid cargo tanks.
- Handle lines to moor vessels to wharfs, to tie up vessels to other vessels, or to rig towing lines.
- Read pressure and temperature gauges or displays and record data in engineering logs.
- Maintain government-issued certifications, as required.
- Examine machinery to verify specified pressures or lubricant flows.
- Maintain a ship's engines under the direction of the ship's engineering officers.
- Break out, rig, and stow cargo-handling gear, stationary rigging, or running gear.
- Lubricate machinery, equipment, or engine parts, such as gears, shafts, or bearings.
- Lower and man lifeboats when emergencies occur.
- Sweep, mop, and wash down decks to remove oil, dirt, and debris, using brooms, mops, brushes, and hoses.
- Splice and repair ropes, wire cables, or cordage, using marlinespikes, wire cutters, twine, and hand tools.
- Load or unload materials, vehicles, or passengers from vessels.
- Chip and clean rust spots on decks, superstructures, or sides of ships, using wire brushes and hand or air chipping machines.
- Provide engineers with assistance in repairing or adjusting machinery.
- Operate, maintain, or repair ship equipment, such as winches, cranes, derricks, or weapons system.
- Paint or varnish decks, superstructures, lifeboats, or sides of ships.
- Give directions to crew members engaged in cleaning wheelhouses or quarterdecks.
- Stand by wheels when ships are on automatic pilot, and verify accuracy of courses, using magnetic compasses.
- Steer ships under the direction of commanders or navigating officers or direct helmsmen to steer, following designated courses.
- Relay specified signals to other ships, using visual signaling devices, such as blinker lights or semaphores.
- Overhaul lifeboats or lifeboat gear and lower or raise lifeboats with winches or falls.
- Record data in ships' logs, such as weather conditions or distances traveled.
- Measure depth of water in shallow or unfamiliar waters, using leadlines, and telephone or shout depth information to vessel bridges.
- Clean and polish wood trim, brass, or other metal parts.
- Stand watch in ships' bows or bridge wings to look for obstructions in a ship's path or to locate navigational aids, such as buoys or lighthouses.
- Stand gangway watches to prevent unauthorized persons from boarding ships while in port.
- Participate in shore patrols.
- Stand watches on vessels during specified periods while vessels are under way.
- Perform various marine duties, such as checking for oil spills or other pollutants around ports or harbors or patrolling beaches.
- Observe loading or unloading of cargo or equipment to ensure that handling and storage are performed according to specifications.
- Direct courses and speeds of ships, based on specialized knowledge of local winds, weather, water depths, tides, currents, and hazards.
- Prevent ships under navigational control from engaging in unsafe operations.
- Serve as a vessel's docking master upon arrival at a port or at a berth.
- Consult maps, charts, weather reports, or navigation equipment to determine and direct ship movements.
- Steer and operate vessels, using radios, depth finders, radars, lights, buoys, or lighthouses.
- Operate ship-to-shore radios to exchange information needed for ship operations.
- Dock or undock vessels, sometimes maneuvering through narrow spaces, such as locks.
- Inspect vessels to ensure efficient and safe operation of vessels and equipment and conformance to regulations.
- Read gauges to verify sufficient levels of hydraulic fluid, air pressure, or oxygen.
- Report to appropriate authorities any violations of federal or state pilotage laws.
- Provide assistance in maritime rescue operations.
- Signal passing vessels, using whistles, flashing lights, flags, or radios.
- Measure depths of water, using depth-measuring equipment.
- Signal crew members or deckhands to rig tow lines, open or close gates or ramps, or pull guard chains across entries.
- Maintain boats or equipment on board, such as engines, winches, navigational systems, fire extinguishers, or life preservers.
- Maintain records of daily activities, personnel reports, ship positions and movements, ports of call, weather and sea conditions, pollution control efforts, or cargo or passenger status.
- Advise ships' masters on harbor rules and customs procedures.
- Calculate sightings of land, using electronic sounding devices and following contour lines on charts.
- Learn to operate new technology systems and procedures through instruction, simulators, or models.
- Direct or coordinate crew members or workers performing activities such as loading or unloading cargo, steering vessels, operating engines, or operating, maintaining, or repairing ship equipment.
- Arrange for ships to be fueled, restocked with supplies, or repaired.
- Supervise crews in cleaning or maintaining decks, superstructures, or bridges.
- Purchase supplies or equipment.
- Tow and maneuver barges or signal tugboats to tow barges to destinations.
- Assign watches or living quarters to crew members.
- Interview and hire crew members.
- Conduct safety drills such as man overboard or fire drills.
- Stand watches on vessels during specified periods while vessels are under way.
- Perform various marine duties, such as checking for oil spills or other pollutants around ports or harbors or patrolling beaches.
- Observe loading or unloading of cargo or equipment to ensure that handling and storage are performed according to specifications.
- Mark tires of parked vehicles with chalk and record time of marking, and return at regular intervals to ensure that parking time limits are not exceeded.
- Patrol an assigned area by vehicle or on foot to ensure public compliance with existing parking ordinance.
- Identify vehicles in violation of parking codes, checking with dispatchers when necessary to confirm identities or to determine whether vehicles need to be booted or towed.
- Locate lost, stolen, and counterfeit parking permits, and take necessary enforcement action.
- Enter and retrieve information pertaining to vehicle registration, identification, and status, using hand-held computers.
- Write warnings and citations for illegally parked vehicles.
- Appear in court at hearings regarding contested traffic citations.
- Maintain assigned equipment and supplies, such as hand-held citation computers, citation books, rain gear, tire-marking chalk, and street cones.
- Respond to and make radio dispatch calls regarding parking violations and complaints.
- Maintain close communications with dispatching personnel, using two-way radios or cell phones.
- Perform simple vehicle maintenance procedures, such as checking oil and gas, and report mechanical problems to supervisors.
- Observe and report hazardous conditions, such as missing traffic signals or signs, and street markings that need to be repainted.
- Train new or temporary staff.
- Make arrangements for illegally parked or abandoned vehicles to be towed, and direct tow-truck drivers to the correct vehicles.
- Investigate and answer complaints regarding contested parking citations, determining their validity and routing them appropriately.
- Provide information to the public regarding parking regulations and facilities, and the location of streets, buildings and points of interest.
- Prepare and maintain required records, including logs of parking enforcement activities, and records of contested citations.
- Perform traffic control duties such as setting up barricades and temporary signs, placing bags on parking meters to limit their use, or directing traffic.
- Collect coins deposited in meters.
- Wind parking meter clocks.
- Provide assistance to motorists needing help with problems, such as flat tires, keys locked in cars, or dead batteries.
- Assign and review the work of subordinates.
- Remove handbills within patrol areas.
- Mark tires of parked vehicles with chalk and record time of marking, and return at regular intervals to ensure that parking time limits are not exceeded.
- Patrol an assigned area by vehicle or on foot to ensure public compliance with existing parking ordinance.
- Identify vehicles in violation of parking codes, checking with dispatchers when necessary to confirm identities or to determine whether vehicles need to be booted or towed.
- Locate lost, stolen, and counterfeit parking permits, and take necessary enforcement action.
- Observe tracks to detect obstructions.
- Check to ensure that brake examination tests are conducted at shunting stations.
- Monitor train loading procedures to ensure that freight or rolling stock are loaded or unloaded without damage.
- Interpret train orders, signals, or railroad rules and regulations that govern the operation of locomotives.
- Confer with conductors or traffic control center personnel via radiophones to issue or receive information concerning stops, delays, or oncoming trains.
- Receive starting signals from conductors and use controls such as throttles or air brakes to drive electric, diesel-electric, steam, or gas turbine-electric locomotives.
- Monitor gauges or meters that measure speed, amperage, battery charge, or air pressure in brake lines or in main reservoirs.
- Call out train signals to assistants to verify meanings.
- Operate locomotives to transport freight or passengers between stations or to assemble or disassemble trains within rail yards.
- Respond to emergency conditions or breakdowns, following applicable safety procedures and rules.
- Inspect locomotives to verify adequate fuel, sand, water, or other supplies before each run or to check for mechanical problems.
- Inspect locomotives after runs to detect damaged or defective equipment.
- Prepare reports regarding any problems encountered, such as accidents, signaling problems, unscheduled stops, or delays.
- Check to ensure that documentation, such as procedure manuals or logbooks, are in the driver's cab and available for staff use.
- Drive diesel-electric rail-detector cars to transport rail-flaw-detecting machines over tracks.
- Observe tracks to detect obstructions.
- Check to ensure that brake examination tests are conducted at shunting stations.
- Monitor train loading procedures to ensure that freight or rolling stock are loaded or unloaded without damage.
- Observe positions of cars passing loading spouts, and swing spouts into the correct positions at the appropriate times.
- Monitor product movement to and from storage tanks, coordinating activities with other workers to ensure constant product flow.
- Seal outlet valves on tank cars, barges, and trucks.
- Verify tank car, barge, or truck load numbers to ensure car placement accuracy based on written or verbal instructions.
- Start pumps and adjust valves or cables to regulate the flow of products to vessels, using knowledge of loading procedures.
- Check conditions and weights of vessels to ensure cleanliness and compliance with loading procedures.
- Operate ship loading and unloading equipment, conveyors, hoists, and other specialized material handling equipment such as railroad tank car unloading equipment.
- Record operating data such as products and quantities pumped, gauge readings, and operating times, manually or using computers.
- Operate industrial trucks, tractors, loaders, and other equipment to transport materials to and from transportation vehicles and loading docks, and to store and retrieve materials in warehouses.
- Connect ground cables to carry off static electricity when unloading tanker cars.
- Copy and attach load specifications to loaded tanks.
- Remove and replace tank car dome caps, or direct other workers in their removal and replacement.
- Test samples for specific gravity, using hydrometers, or send samples to laboratories for testing.
- Test vessels for leaks, damage, and defects, and repair or replace defective parts as necessary.
- Unload cars containing liquids by connecting hoses to outlet plugs and pumping compressed air into cars to force liquids into storage tanks.
- Clean interiors of tank cars or tank trucks, using mechanical spray nozzles.
- Lower gauge rods into tanks or read meters to verify contents, temperatures, and volumes of liquid loads.
- Operate conveyors and equipment to transfer grain or other materials from transportation vehicles.
- Perform general warehouse activities, such as opening containers and crates, filling warehouse orders, assisting in taking inventory, and weighing and checking materials.
- Observe positions of cars passing loading spouts, and swing spouts into the correct positions at the appropriate times.
- Monitor product movement to and from storage tanks, coordinating activities with other workers to ensure constant product flow.
- Monitor lights indicating obstructions or other trains ahead and watch for car and truck traffic at crossings to stay alert to potential hazards.
- Operate controls to open and close transit vehicle doors.
- Drive and control rail-guided public transportation, such as subways, elevated trains, and electric-powered streetcars, trams, or trolleys, to transport passengers.
- Report delays, mechanical problems, and emergencies to supervisors or dispatchers, using radios.
- Regulate vehicle speed and the time spent at each stop to maintain schedules.
- Make announcements to passengers, such as notifications of upcoming stops or schedule delays.
- Direct emergency evacuation procedures.
- Complete reports, including shift summaries and incident or accident reports.
- Greet passengers, provide information, and answer questions concerning fares, schedules, transfers, and routings.
- Attend meetings on driver and passenger safety to learn ways in which job performance might be affected.
- Collect fares from passengers, and issue change and transfers.
- Record transactions and coin receptor readings to verify the amount of money collected.
- Monitor lights indicating obstructions or other trains ahead and watch for car and truck traffic at crossings to stay alert to potential hazards.
- Patrol parking areas to prevent vehicle damage and vehicle or property thefts.
- Take numbered tags from customers, locate vehicles, and deliver vehicles, or provide customers with instructions for locating vehicles.
- Inspect vehicles to detect any damage.
- Greet customers and open their car doors.
- Issue ticket stubs or place numbered tags on windshields, log tags or attach tag to customers' keys, and give customers matching tags for locating parked vehicles.
- Perform cash handling tasks, such as making change, balancing and recording cash drawer, or distributing tips.
- Explain and calculate parking charges, collect fees from customers, and respond to customer complaints.
- Park and retrieve automobiles for customers in parking lots, storage garages, or new car lots.
- Provide customer assistance and information, such as giving directions or handling wheelchairs.
- Keep parking areas clean and orderly to ensure that space usage is maximized.
- Call emergency responders or the proper authorities and provide motorist assistance, such as giving directions or helping jump start a stalled vehicle.
- Direct motorists to parking areas or parking spaces, using hand signals or flashlights as necessary.
- Escort customers to their vehicles to ensure their safety.
- Perform maintenance on cars in storage to protect tires, batteries, or exteriors from deterioration.
- Lift, position, and remove barricades to open or close parking areas.
- Perform personnel activities, such as supervising or scheduling employees.
- Review motorists' identification before allowing them to enter parking facilities.
- Service vehicles with gas, oil, and water.
- Patrol parking areas to prevent vehicle damage and vehicle or property thefts.
- Observe yard traffic to determine tracks available to accommodate inbound and outbound traffic.
- Signal engineers to begin train runs, stop trains, or change speed, using telecommunications equipment or hand signals.
- Confer with engineers regarding train routes, timetables, and cargoes, and to discuss alternative routes when there are rail defects or obstructions.
- Receive information regarding train or rail problems from dispatchers or from electronic monitoring devices.
- Receive instructions from dispatchers regarding trains' routes, timetables, and cargoes.
- Direct and instruct workers engaged in yard activities, such as switching tracks, coupling and uncoupling cars, and routing inbound and outbound traffic.
- Operate controls to activate track switches and traffic signals.
- Keep records of the contents and destination of each train car, and make sure that cars are added or removed at proper points on routes.
- Arrange for the removal of defective cars from trains at stations or stops.
- Direct engineers to move cars to fit planned train configurations, combining or separating cars to make up or break up trains.
- Inspect each car periodically during runs.
- Review schedules, switching orders, way bills, and shipping records to obtain cargo loading and unloading information and to plan work.
- Confirm routes and destination information for freight cars.
- Verify accuracy of timekeeping instruments with engineers to ensure trains depart on time.
- Document and prepare reports of accidents, unscheduled stops, or delays.
- Instruct workers to set warning signals in front and at rear of trains during emergency stops.
- Supervise workers in the inspection and maintenance of mechanical equipment to ensure efficient and safe train operation.
- Supervise and coordinate crew activities to transport freight and passengers and to provide boarding, porter, maid, and meal services to passengers.
- Record departure and arrival times, messages, tickets and revenue collected, and passenger accommodations and destinations.
- Inspect freight cars for compliance with sealing procedures, and record car numbers and seal numbers.
- Collect tickets, fares, or passes from passengers.
- Instruct workers to regulate air conditioning, lighting, and heating in passenger cars to ensure passengers' comfort.
- Observe yard traffic to determine tracks available to accommodate inbound and outbound traffic.
- Monitor street or utility projects for compliance to traffic control permit conditions.
- Study traffic delays by noting times of delays, the numbers of vehicles affected, and vehicle speed through the delay area.
- Interact with the public to answer traffic-related questions, respond to complaints or requests, or discuss traffic control ordinances, plans, policies, or procedures.
- Prepare graphs, charts, diagrams, or other aids to illustrate observations or conclusions.
- Analyze data related to traffic flow, accident rates, or proposed development to determine the most efficient methods to expedite traffic flow.
- Prepare work orders for repair, maintenance, or changes in traffic systems.
- Plan, design, and improve components of traffic control systems to accommodate current or projected traffic and to increase usability and efficiency.
- Compute time settings for traffic signals or speed restrictions, using standard formulas.
- Prepare drawings of proposed signal installations or other control devices, using drafting instruments or computer-automated drafting equipment.
- Study factors affecting traffic conditions, such as lighting or sign and marking visibility, to assess their effectiveness.
- Gather and compile data from hand count sheets, machine count tapes, or radar speed checks and code data for computer input.
- Measure and record the speed of vehicular traffic, using electrical timing devices or radar equipment.
- Lay out pavement markings for striping crews.
- Provide technical supervision regarding traffic control devices to other traffic technicians or laborers.
- Operate counters and record data to assess the volume, type, and movement of vehicular or pedestrian traffic at specified times.
- Place and secure automatic counters, using power tools, and retrieve counters after counting periods end.
- Review traffic control or barricade plans to issue permits for parades or other special events or for construction work that affects rights of way, providing assistance with plan preparation or revision, as necessary.
- Time stoplights or other delays, using stopwatches.
- Maintain or make minor adjustments or field repairs to equipment used in surveys, including the replacement of parts on traffic data gathering devices.
- Visit development or work sites to determine projects' effect on traffic and the adequacy of traffic control and safety plans or to suggest traffic control measures.
- Establish procedures for street closures or for repair or construction projects.
- Provide traffic information, such as road conditions, to the public.
- Develop plans or long-range strategies for providing adequate parking space.
- Interview motorists about specific intersections or highways to gather road-condition information for use in planning.
- Monitor street or utility projects for compliance to traffic control permit conditions.
- Spot cars for loading and unloading at customer locations.
- Observe and respond to wayside and cab signals, including color light signals, position signals, torpedoes, flags, and hot box detectors.
- Inspect engines before and after use to ensure proper operation.
- Apply and release hand brakes.
- Signal crew members for movement of engines or trains, using lanterns, hand signals, radios, or telephones.
- Confer with conductors and other workers via radiotelephones or computers to exchange switching information.
- Inspect track for defects such as broken rails and switch malfunctions.
- Observe water levels and oil, air, and steam pressure gauges to ensure proper operation of equipment.
- Couple and uncouple air hoses and electrical connections between cars.
- Drive engines within railroad yards or other establishments to couple, uncouple, or switch railroad cars.
- Inspect the condition of stationary trains, rolling stock, and equipment.
- Read switching instructions and daily car schedules to determine work to be performed, or receive orders from yard conductors.
- Receive, relay, and act upon instructions and inquiries from train operations and customer service center personnel.
- Operate track switches, derails, automatic switches, and retarders to change routing of train or cars.
- Report arrival and departure times, train delays, work order completion, and time on duty.
- Perform routine repair and maintenance duties.
- Drive locomotives to and from various stations in roundhouses to have locomotives cleaned, serviced, repaired, or supplied.
- Pull knuckles to open them for coupling.
- Provide assistance in aligning drawbars, using available equipment to lift, pull, or push on the drawbars.
- Ride on moving cars by holding onto grab irons and standing on ladder steps.
- Operate switching diesel engines to switch railroad cars, using remote controls.
- Record numbers of cars available, numbers of cars sent to repair stations, and types of service needed.
- Operate and control dinkey engines to transport and shunt cars at industrial or mine sites.
- Operate flatcars equipped with derricks or railcars to transport personnel or equipment.
- Provide assistance in the installation or repair of rails and ties.
- Spot cars for loading and unloading at customer locations.
- Monitor the arrival, parking, refueling, loading, and departure of all aircraft.
- Inspect airfield conditions to ensure compliance with federal regulatory requirements.
- Implement airfield safety procedures to ensure a safe operating environment for personnel and aircraft operation.
- Conduct inspections of the airport property and perimeter to maintain controlled access to airfields.
- Assist in responding to aircraft and medical emergencies.
- Initiate or conduct airport-wide coordination of snow removal on runways and taxiways.
- Manage wildlife on and around airport grounds.
- Coordinate communications between air traffic control and maintenance personnel.
- Perform and supervise airfield management activities, including mobile airfield management functions.
- Plan and coordinate airfield construction.
- Train operations staff.
- Coordinate with agencies, such as air traffic control, civil engineers, or command posts, to ensure support of airfield management activities.
- Relay departure, arrival, delay, aircraft and airfield status, and other pertinent information to upline controlling agencies.
- Provide aircrews with information and services needed for airfield management and flight planning.
- Coordinate with agencies to meet aircrew requirements for billeting, messing, refueling, ground transportation, and transient aircraft maintenance.
- Use airfield landing and navigational aids and digital data terminal communications equipment to perform duties.
- Receive, transmit, and control message traffic.
- Maintain air-to-ground and point-to-point radio contact with aircraft commanders.
- Procure, produce, and provide information on the safe operation of aircraft, such as flight planning publications, operations publications, charts and maps, or weather information.
- Anticipate aircraft equipment needs for air evacuation and cargo flights.
- Post visual display boards and status boards.
- Receive and post weather information and flight plan data, such as air routes or arrival and departure times.
- Conduct departure and arrival briefings.
- Collaborate with others to plan flight schedules and air crew assignments.
- Maintain flight and event logs, air crew flying records, and flight operations records of incoming and outgoing flights.
- Coordinate changes to flight itineraries with appropriate Air Traffic Control (ATC) agencies.
- Check military flight plans with civilian agencies.
- Monitor the arrival, parking, refueling, loading, and departure of all aircraft.
- Observe tracks from left sides of locomotives to detect obstructions on tracks.
- Observe train signals along routes and verify their meanings for engineers.
- Signal locomotive engineers to start or stop trains when coupling or uncoupling cars, using hand signals, lanterns, or radio communication.
- Pull or push track switches to reroute cars.
- Observe signals from other crew members so that work activities can be coordinated.
- Monitor trains as they go around curves to detect dragging equipment and smoking journal boxes.
- Inspect couplings, air hoses, journal boxes, and handbrakes to ensure that they are securely fastened and functioning properly.
- Operate locomotives in emergency situations.
- Raise levers to couple and uncouple cars for makeup and breakup of trains.
- Climb ladders to tops of cars to set brakes.
- Receive oral or written instructions from yardmasters or yard conductors indicating track assignments and cars to be switched.
- Inspect locomotives to detect damaged or worn parts.
- Signal other workers to set brakes and to throw track switches when switching cars from trains to way stations.
- Check to see that trains are equipped with supplies such as fuel, water, and sand.
- Monitor oil, temperature, and pressure gauges on dashboards to determine if engines are operating safely and efficiently.
- Set flares, flags, lanterns, or torpedoes in front and at rear of trains during emergency stops to warn oncoming trains.
- Inspect tracks, cars, and engines for defects and to determine service needs, sending engines and cars for repairs as necessary.
- Start diesel engines to warm engines before runs.
- Make minor repairs to couplings, air hoses, and journal boxes, using hand tools.
- Connect air hoses to cars, using wrenches.
- Operate and drive locomotives, diesel switch engines, dinkey engines, flatcars, and railcars in train yards and at industrial sites.
- Refuel and lubricate engines.
- Ride atop cars that have been shunted, and turn handwheels to control speeds or stop cars at specified positions.
- Adjust controls to regulate air-conditioning, heating, and lighting on trains for comfort of passengers.
- Record numbers of cars available, numbers of cars sent to repair stations, and types of service needed.
- Provide passengers with assistance entering and exiting trains.
- Answer questions from passengers concerning train rules, stations, and timetable information.
- Conduct brake tests to determine the condition of brakes on trains.
- Observe tracks from left sides of locomotives to detect obstructions on tracks.
