- Stop automobile and pedestrian traffic on bridges, and lower automobile gates prior to moving bridges.
Occupations with related tasks Save Table: XLSX CSV
- Direct or escort pedestrians across streets, stopping traffic, as necessary.
- Guide or control vehicular or pedestrian traffic at such places as street and railroad crossings and construction sites.
- Direct traffic movement or warn of hazards, using signs, flags, lanterns, and hand signals.
- Monitor traffic flow to locate safe gaps through which pedestrians can cross streets.
- Communicate traffic and crossing rules and other information to students and adults.
- Report unsafe behavior of children to school officials.
- Record license numbers of vehicles disregarding traffic signals, and report infractions to appropriate authorities.
- Distribute traffic control signs and markers at designated points.
- Stop speeding vehicles to warn drivers of traffic laws.
- Learn the location and purpose of street traffic signs within assigned patrol areas.
- Discuss traffic routing plans and control-point locations with superiors.
- Inform drivers of detour routes through construction sites.
- Direct or escort pedestrians across streets, stopping traffic, as necessary.
- Guide or control vehicular or pedestrian traffic at such places as street and railroad crossings and construction sites.
- Direct traffic movement or warn of hazards, using signs, flags, lanterns, and hand signals.
- Monitor or direct the movement of aircraft within an assigned air space or on the ground at airports to minimize delays and maximize safety.
- Direct pilots to runways when space is available or direct them to maintain a traffic pattern until there is space for them to land.
- Direct ground traffic, including taxiing aircraft, maintenance or baggage vehicles, or airport workers.
- Inform pilots about nearby planes or potentially hazardous conditions, such as weather, speed and direction of wind, or visibility problems.
- Issue landing and take-off authorizations or instructions.
- Transfer control of departing flights to traffic control centers and accept control of arriving flights.
- Provide flight path changes or directions to emergency landing fields for pilots traveling in bad weather or in emergency situations.
- Alert airport emergency services in cases of emergency or when aircraft are experiencing difficulties.
- Monitor aircraft within a specific airspace, using radar, computer equipment, or visual references.
- Contact pilots by radio to provide meteorological, navigational, or other information.
- Maintain radio or telephone contact with adjacent control towers, terminal control units, or other area control centers to coordinate aircraft movement.
- Determine the timing or procedures for flight vector changes.
- Initiate or coordinate searches for missing aircraft.
- Provide on-the-job training to new air traffic controllers.
- Check conditions and traffic at different altitudes in response to pilots' requests for altitude changes.
- Relay air traffic information, such as courses, altitudes, or expected arrival times, to control centers.
- Inspect, adjust, or control radio equipment or airport lights.
- Compile information about flights from flight plans, pilot reports, radar, or observations.
- Organize flight plans or traffic management plans to prepare for planes about to enter assigned airspace.
- Review records or reports for clarity and completeness and maintain records or reports, as required under federal law.
- Complete daily activity reports and keep records of messages from aircraft.
- Conduct pre-flight briefings on weather conditions, suggested routes, altitudes, indications of turbulence, or other flight safety information.
- Analyze factors such as weather reports, fuel requirements, or maps to determine air routes.
- Monitor or direct the movement of aircraft within an assigned air space or on the ground at airports to minimize delays and maximize safety.
- Direct pilots to runways when space is available or direct them to maintain a traffic pattern until there is space for them to land.
- Direct ground traffic, including taxiing aircraft, maintenance or baggage vehicles, or airport workers.
- Set out signs and cones around work areas to divert traffic.
- Flag motorists to warn them of obstacles or repair work ahead.
- Drive trucks to transport crews and equipment to work sites.
- Perform preventative maintenance on vehicles and heavy equipment.
- Erect, install, or repair guardrails, road shoulders, berms, highway markers, warning signals, and highway lighting, using hand tools and power tools.
- Clean and clear debris from culverts, catch basins, drop inlets, ditches, and other drain structures.
- Drive heavy equipment and vehicles with adjustable attachments to sweep debris from paved surfaces, mow grass and weeds, remove snow and ice, and spread salt and sand.
- Haul and spread sand, gravel, and clay to fill washouts and repair road shoulders.
- Inspect, clean, and repair drainage systems, bridges, tunnels, and other structures.
- Remove litter and debris from roadways, including debris from rock and mud slides.
- Dump, spread, and tamp asphalt, using pneumatic tampers, to repair joints and patch broken pavement.
- Perform roadside landscaping work, such as clearing weeds and brush, and planting and trimming trees.
- Apply poisons along roadsides and in animal burrows to eliminate unwanted roadside vegetation and rodents.
- Measure and mark locations for installation of markers, using tape, string, or chalk.
- Paint traffic control lines and place pavement traffic messages, by hand or using machines.
- Apply oil to road surfaces, using sprayers.
- Inspect markers to verify accurate installation.
- Place and remove snow fences used to prevent the accumulation of drifting snow on highways.
- Blend compounds to form adhesive mixtures used for marker installation.
- Set out signs and cones around work areas to divert traffic.
- Flag motorists to warn them of obstacles or repair work ahead.
- Drive trucks to transport crews and equipment to work sites.
- Operate track switches, derails, automatic switches, and retarders to change routing of train or cars.
- Apply and release hand brakes.
- Drive engines within railroad yards or other establishments to couple, uncouple, or switch railroad cars.
- Drive locomotives to and from various stations in roundhouses to have locomotives cleaned, serviced, repaired, or supplied.
- Operate switching diesel engines to switch railroad cars, using remote controls.
- 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.
- 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.
- 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.
- 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.
- Spot cars for loading and unloading at customer locations.
- Report arrival and departure times, train delays, work order completion, and time on duty.
- Perform routine repair and maintenance duties.
- 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.
- Record numbers of cars available, numbers of cars sent to repair stations, and types of service needed.
- Provide assistance in the installation or repair of rails and ties.
- Operate track switches, derails, automatic switches, and retarders to change routing of train or cars.
- Apply and release hand brakes.
- Drive engines within railroad yards or other establishments to couple, uncouple, or switch railroad cars.
- Drive locomotives to and from various stations in roundhouses to have locomotives cleaned, serviced, repaired, or supplied.
- Operate switching diesel engines to switch railroad cars, using remote controls.
- 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.
- Pull or push track switches to reroute cars.
- Operate locomotives in emergency situations.
- Start diesel engines to warm engines before runs.
- Operate and drive locomotives, diesel switch engines, dinkey engines, flatcars, and railcars in train yards and at industrial sites.
- Ride atop cars that have been shunted, and turn handwheels to control speeds or stop cars at specified positions.
- 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.
- 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.
- Observe tracks from left sides of locomotives to detect obstructions on tracks.
- 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.
- Make minor repairs to couplings, air hoses, and journal boxes, using hand tools.
- Connect air hoses to cars, using wrenches.
- Refuel and lubricate engines.
- 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.
- Pull or push track switches to reroute cars.
- Operate locomotives in emergency situations.
- Start diesel engines to warm engines before runs.
- Operate and drive locomotives, diesel switch engines, dinkey engines, flatcars, and railcars in train yards and at industrial sites.
- Ride atop cars that have been shunted, and turn handwheels to control speeds or stop cars at specified positions.
- Direct motorists to parking areas or parking spaces, using hand signals or flashlights as necessary.
- Park and retrieve automobiles for customers in parking lots, storage garages, or new car lots.
- 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.
- 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.
- Patrol parking areas to prevent vehicle damage and vehicle or property thefts.
- 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.
- Direct motorists to parking areas or parking spaces, using hand signals or flashlights as necessary.
- Park and retrieve automobiles for customers in parking lots, storage garages, or new car lots.
- Drive machines onto truck trailers, and drive trucks to transport machines and material to and from job sites.
- Start machine, engage clutch, and push and move levers to guide machine along forms or guidelines and to control the operation of machine attachments.
- Fill tanks, hoppers, or machines with paving materials.
- Control paving machines to push dump trucks and to maintain a constant flow of asphalt or other material into hoppers or screeds.
- Observe distribution of paving material to adjust machine settings or material flow, and indicate low spots for workers to add material.
- Coordinate truck dumping.
- Inspect, clean, maintain, and repair equipment, using mechanics' hand tools, or report malfunctions to supervisors.
- Set up and tear down equipment.
- Operate machines to spread, smooth, level, or steel-reinforce stone, concrete, or asphalt on road beds.
- Light burners or start heating units of machines, and regulate screed temperatures and asphalt flow rates.
- Shovel blacktop.
- Operate tamping machines or manually roll surfaces to compact earth fills, foundation forms, and finished road materials, according to grade specifications.
- Operate oil distributors, loaders, chip spreaders, dump trucks, and snow plows.
- Place strips of material, such as cork, asphalt, or steel into joints, or place rolls of expansion-joint material on machines that automatically insert material.
- Drive and operate curbing machines to extrude concrete or asphalt curbing.
- Operate machines that clean or cut expansion joints in concrete or asphalt and that rout out cracks in pavement.
- Cut or break up pavement and drive guardrail posts, using machines equipped with interchangeable hammers.
- Install dies, cutters, and extensions to screeds onto machines, using hand tools.
- Set up forms and lay out guidelines for curbs, according to written specifications, using string, spray paint, and concrete or water mixes.
- Control traffic.
- Drive machines onto truck trailers, and drive trucks to transport machines and material to and from job sites.
- Operate controls to activate track switches and traffic signals.
- 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.
- 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.
- Observe yard traffic to determine tracks available to accommodate inbound and outbound traffic.
- 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.
- Operate controls to activate track switches and traffic signals.
- Perform traffic control duties such as setting up barricades and temporary signs, placing bags on parking meters to limit their use, or directing traffic.
- Enter and retrieve information pertaining to vehicle registration, identification, and status, using hand-held computers.
- Patrol an assigned area by vehicle or on foot to ensure public compliance with existing parking ordinance.
- 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.
- 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.
- 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.
- 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.
- Locate lost, stolen, and counterfeit parking permits, and take necessary enforcement action.
- 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.
- Perform traffic control duties such as setting up barricades and temporary signs, placing bags on parking meters to limit their use, or directing traffic.
- Direct traffic flow and reroute traffic in case of emergencies.
- Identify, pursue, and arrest suspects and perpetrators of criminal acts.
- Provide for public safety by maintaining order, responding to emergencies, protecting people and property, enforcing motor vehicle and criminal laws, and promoting good community relations.
- Record facts to prepare reports that document incidents and activities.
- Render aid to accident victims and other persons requiring first aid for physical injuries.
- Review facts of incidents to determine if criminal act or statute violations were involved.
- Investigate illegal or suspicious activities.
- Monitor, note, report, and investigate suspicious persons and situations, safety hazards, and unusual or illegal activity in patrol area.
- Testify in court to present evidence or act as witness in traffic and criminal cases.
- Relay complaint and emergency-request information to appropriate agency dispatchers.
- Monitor traffic to ensure motorists observe traffic regulations and exhibit safe driving procedures.
- Drive vehicles or patrol specific areas to detect law violators, issue citations, and make arrests.
- Execute arrest warrants, locating and taking persons into custody.
- Patrol and guard courthouses, grand jury rooms, or assigned areas to provide security, enforce laws, maintain order, and arrest violators.
- Photograph or draw diagrams of crime or accident scenes and interview principals and eyewitnesses.
- Evaluate complaint and emergency-request information to determine response requirements.
- Patrol specific area on foot, horseback, or motorized conveyance, responding promptly to calls for assistance.
- Investigate traffic accidents and other accidents to determine causes and to determine if a crime has been committed.
- Verify that the proper legal charges have been made against law offenders.
- Transport or escort prisoners and defendants en route to courtrooms, prisons or jails, attorneys' offices, or medical facilities.
- Question individuals entering secured areas to determine their business, directing and rerouting individuals as necessary.
- Notify patrol units to take violators into custody or to provide needed assistance or medical aid.
- Place people in protective custody.
- Serve statements of claims, subpoenas, summonses, jury summonses, orders to pay alimony, and other court orders.
- Inform citizens of community services and recommend options to facilitate longer-term problem resolution.
- Locate and confiscate real or personal property, as directed by court order.
- Provide road information to assist motorists.
- Conduct community programs for all ages concerning topics such as drugs and violence.
- Process prisoners, and prepare and maintain records of prisoner bookings and prisoner status during booking and pre-trial process.
- Supervise law enforcement staff, such as jail staff, officers, and deputy sheriffs.
- Direct traffic flow and reroute traffic in case of emergencies.
- Control traffic passing near, in, or around work zones.
- Tend pumps, compressors, or generators to provide power for tools, machinery, or equipment or to heat or move materials, such as asphalt.
- Lubricate, clean, or repair machinery, equipment, or tools.
- Signal equipment operators to facilitate alignment, movement, or adjustment of machinery, equipment, or materials.
- Read plans, instructions, or specifications to determine work activities.
- Measure, mark, or record openings or distances to layout areas where construction work will be performed.
- Clean or prepare construction sites to eliminate possible hazards.
- Dig ditches or trenches, backfill excavations, or compact and level earth to grade specifications, using picks, shovels, pneumatic tampers, or rakes.
- Load, unload, or identify building materials, machinery, or tools, distributing them to the appropriate locations, according to project plans or specifications.
- Position, join, align, or seal structural components, such as concrete wall sections or pipes.
- Perform site activities required of green certified construction practices, such as implementing waste management procedures, identifying materials for reuse, or installing erosion or sedimentation control mechanisms.
- Install sewer, water, or storm drain pipes, using pipe-laying machinery or laser guidance equipment.
- Operate or maintain air monitoring or other sampling devices in confined or hazardous environments.
- Smooth or finish freshly poured cement or concrete, using floats, trowels, screeds, or powered cement finishing tools.
- Erect or dismantle scaffolding, shoring, braces, traffic barricades, ramps, or other temporary structures.
- Provide assistance to craft workers, such as carpenters, plasterers, or masons.
- Perform building weatherization tasks, such as repairing windows, adding insulation, or applying weather-stripping materials.
- Apply weather-stripping to reduce energy loss.
- Spray materials, such as water, sand, steam, vinyl, paint, or stucco, through hoses to clean, coat, or seal surfaces.
- Raze buildings or salvage useful materials.
- Mop, brush, or spread paints, cleaning solutions, or other compounds over surfaces to clean them or to provide protection.
- Position or dismantle forms for pouring concrete, using saws, hammers, nails, or bolts.
- Grind, scrape, sand, or polish surfaces, such as concrete, marble, terrazzo, or wood flooring, using abrasive tools or machines.
- Place, consolidate, or protect case-in-place concrete or masonry structures.
- Mix ingredients to create compounds for covering or cleaning surfaces.
- Mix, pour, or spread concrete, using portable cement mixers.
- Operate jackhammers or drills to break up concrete or pavement.
- Apply caulking compounds by hand or caulking guns to protect against entry of water or air.
- Tend machines that pump concrete, grout, cement, sand, plaster, or stucco through spray guns for application to ceilings or walls.
- Identify, pack, or transport hazardous or radioactive materials.
- Use computers or other input devices to control robotic pipe cutters or cleaners.
- Perform construction laborer duties at green building sites, such as renewable energy plants or wind turbine installations.
- Control traffic passing near, in, or around work zones.
