- Examine car roofs for wear and damage, and repair defective sections, using roofing material, cement, nails, and waterproof paint.
Occupations with related tasks Save Table: XLSX CSV
- Diagnose and repair vehicle heating and cooling systems.
- Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
- Install or repair accessories.
- Repair or adjust seats, doors, or windows.
- Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
- Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.
- Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
- Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
- Rebuild gas or diesel engines.
- Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.
- Recondition and replace parts, pistons, bearings, gears, and valves.
- Dismount, mount, and repair or replace tires.
- Use handtools, such as screwdrivers, pliers, wrenches, pressure gauges, or precision instruments, as well as power tools, such as pneumatic wrenches, lathes, welding equipment, or jacks and hoists.
- Raise trucks, buses, and heavy parts or equipment using hydraulic jacks or hoists.
- Adjust and reline brakes, align wheels, tighten bolts and screws, and reassemble equipment.
- Attach test instruments to equipment, and read dials and gauges to diagnose malfunctions.
- Perform routine maintenance such as changing oil, checking batteries, and lubricating equipment and machinery.
- Examine and adjust protective guards, loose bolts, and specified safety devices.
- Rewire ignition systems, lights, and instrument panels.
- Test drive trucks and buses to diagnose malfunctions or to ensure that they are working properly.
- Adjust or repair computer controlled exhaust emissions devices.
- Align front ends and suspension systems.
- Maintain or repair vehicles with alternative fuel systems, including biodiesel, hybrid, or compressed natural gas vehicles.
- Measure vehicle emissions to determine whether they are within acceptable limits.
- Follow green operational practices involving conservation of water or energy or reduction of solid waste.
- Operate valve-grinding machines to grind and reset valves.
- Diagnose and repair vehicle heating and cooling systems.
- Inspect, repair, and maintain automotive and mechanical equipment and machinery, such as pumps and compressors.
- Install or repair accessories.
- Repair or adjust seats, doors, or windows.
- Inspect brake systems, steering mechanisms, wheel bearings, and other important parts to ensure that they are in proper operating condition.
- Inspect, test, and listen to defective equipment to diagnose malfunctions, using test instruments such as handheld computers, motor analyzers, chassis charts, or pressure gauges.
- Inspect and verify dimensions and clearances of parts to ensure conformance to factory specifications.
- Disassemble and overhaul internal combustion engines, pumps, generators, transmissions, clutches, and differential units.
- Rebuild gas or diesel engines.
- Specialize in repairing and maintaining parts of the engine, such as fuel injection systems.
- Recondition and replace parts, pistons, bearings, gears, and valves.
- Dismount, mount, and repair or replace tires.
- Repair, reline, replace, and adjust brakes.
- Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Inspect vehicles for damage and record findings so that necessary repairs can be made.
- Follow checklists to ensure all important parts are examined, including belts, hoses, steering systems, spark plugs, brake and fuel systems, wheel bearings, and other potentially troublesome areas.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Rebuild parts, such as crankshafts and cylinder blocks.
- Test drive vehicles and test components and systems, using equipment such as infrared engine analyzers, compression gauges, and computerized diagnostic devices.
- Test and adjust repaired systems to meet manufacturers' performance specifications.
- Review work orders and discuss work with supervisors.
- Estimate costs of vehicle repair.
- Confer with customers to obtain descriptions of vehicle problems and to discuss work to be performed and future repair requirements.
- Align vehicles' front ends.
- Align wheels, axles, frames, torsion bars, and steering mechanisms of automobiles, using special alignment equipment and wheel-balancing machines.
- Perform routine and scheduled maintenance services, such as oil changes, lubrications, and tune-ups.
- Plan work procedures, using charts, technical manuals, and experience.
- Maintain cleanliness of work area.
- Change spark plugs, fuel filters, air filters, and batteries in hybrid electric vehicles.
- Repair and service air conditioning, heating, engine cooling, and electrical systems.
- Disassemble units and inspect parts for wear, using micrometers, calipers, and gauges.
- Test electronic computer components in automobiles to ensure proper operation.
- Overhaul or replace carburetors, blowers, generators, distributors, starters, and pumps.
- Rewire ignition systems, lights, and instrument panels.
- Troubleshoot fuel, ignition, and emissions control systems, using electronic testing equipment.
- Tune automobile engines to ensure proper and efficient functioning.
- Conduct visual inspections of compressed natural gas fuel systems to identify cracks, gouges, abrasions, discoloration, broken fibers, loose brackets, damaged gaskets, or other problems.
- Diagnose and replace or repair engine management systems or related sensors for flexible fuel vehicles (FFVs) with ignition timing, fuel rate, alcohol concentration, or air-to-fuel ratio malfunctions.
- Repair or rebuild transmissions.
- Retrofit vehicle fuel systems with aftermarket products, such as vapor transfer devices, evaporation control devices, swirlers, lean burn devices, and friction reduction devices, to enhance combustion and fuel efficiency.
- Repair, reline, replace, and adjust brakes.
- Tear down, repair, and rebuild faulty assemblies, such as power systems, steering systems, and linkages.
- Repair or replace parts such as pistons, rods, gears, valves, and bearings.
- Install, adjust, or repair hydraulic or electromagnetic automatic lift mechanisms used to raise and lower automobile windows, seats, and tops.
- Inspect vehicles for damage and record findings so that necessary repairs can be made.
- Follow checklists to ensure all important parts are examined, including belts, hoses, steering systems, spark plugs, brake and fuel systems, wheel bearings, and other potentially troublesome areas.
- Repair, replace, or adjust defective fuel injectors, carburetor parts, and gasoline filters.
- Rebuild parts, such as crankshafts and cylinder blocks.
- Obtain windshields or windows for specific automobile makes and models from stock and examine them for defects prior to installation.
- Install, repair, or replace safety glass and related materials, such as back glass heating elements, on vehicles or equipment.
- Replace or adjust motorized or manual window-raising mechanisms.
- Prime all scratches on pinchwelds with primer and allow to dry.
- Remove all dirt, foreign matter, and loose glass from damaged areas, apply primer along windshield or window edges, and allow primer to dry.
- Allow all glass parts installed with urethane ample time to cure, taking temperature and humidity into account.
- Apply a bead of urethane around the perimeter of each pinchweld and dress the remaining urethane on the pinchwelds so that it is of uniform level and thickness.
- Install replacement glass in vehicles.
- Remove broken or damaged glass windshields or window glass from motor vehicles, using hand tools to remove screws from frames holding glass.
- Install rubber channeling strips around edges of glass or frames to weatherproof windows or to prevent rattling.
- Select appropriate tools, safety equipment, and parts, according to job requirements.
- Check for and remove moisture or contamination in damaged areas and keep areas dry until repairs are complete.
- Replace all moldings, clips, windshield wipers, or other parts that were removed prior to glass replacement or repair.
- Remove moldings, clips, windshield wipers, screws, bolts, and inside A-pillar moldings and lower headliners in preparation for installation or repair work.
- Cool or warm glass in the event of temperature extremes.
- Install new foam dams on pinchwelds, if required.
- Hold cut or uneven edges of glass against automated abrasive belts to shape or smooth edges.
- Cut flat safety glass according to specified patterns or perform precision pattern making and glass cutting to custom fit replacement windows.
- Obtain windshields or windows for specific automobile makes and models from stock and examine them for defects prior to installation.
- Install, repair, or replace safety glass and related materials, such as back glass heating elements, on vehicles or equipment.
- Replace or adjust motorized or manual window-raising mechanisms.
- Prime all scratches on pinchwelds with primer and allow to dry.
- Remove all dirt, foreign matter, and loose glass from damaged areas, apply primer along windshield or window edges, and allow primer to dry.
- Allow all glass parts installed with urethane ample time to cure, taking temperature and humidity into account.
- Apply a bead of urethane around the perimeter of each pinchweld and dress the remaining urethane on the pinchwelds so that it is of uniform level and thickness.
- Install replacement glass in vehicles.
- Remove broken or damaged glass windshields or window glass from motor vehicles, using hand tools to remove screws from frames holding glass.
- Install rubber channeling strips around edges of glass or frames to weatherproof windows or to prevent rattling.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- Mount, balance, change, or check condition or pressure of tires.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Connect test panels to engines and measure generator output, ignition timing, or other engine performance indicators.
- Listen to engines, examine vehicle frames, or confer with customers to determine nature and extent of malfunction or damage.
- Disassemble subassembly units and examine condition, movement, or alignment of parts, visually or using gauges.
- Reassemble frames and reinstall engines after repairs.
- Remove cylinder heads and grind valves to scrape off carbon and replace defective valves, pistons, cylinders, or rings, using hand and power tools.
- Install motorcycle accessories.
- Reassemble and test subassembly units.
- Hammer out dents and bends in frames and weld tears and breaks.
- Replace defective parts, using hand tools, arbor presses, flexible power presses, or power tools.
- Repair or replace other parts, such as headlights, horns, handlebar controls, gasoline or oil tanks, starters, or mufflers.
- Repair or adjust motorcycle subassemblies, such as forks, transmissions, brakes, or drive chains, according to specifications.
- Mount, balance, change, or check condition or pressure of tires.
- Dismantle engines and repair or replace defective parts, such as magnetos, carburetors, or generators.
- Inspect airframes for wear or other defects.
- Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Measure parts for wear, using precision instruments.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Inspect completed work to certify that maintenance meets standards and that aircraft are ready for operation.
- Read and interpret maintenance manuals, service bulletins, and other specifications to determine the feasibility and method of repairing or replacing malfunctioning or damaged components.
- Maintain repair logs, documenting all preventive and corrective aircraft maintenance.
- Modify aircraft structures, space vehicles, systems, or components, following drawings, schematics, charts, engineering orders, and technical publications.
- Obtain fuel and oil samples and check them for contamination.
- Maintain, repair, and rebuild aircraft structures, functional components, and parts, such as wings and fuselage, rigging, hydraulic units, oxygen systems, fuel systems, electrical systems, gaskets, or seals.
- Replace or repair worn, defective, or damaged components, using hand tools, gauges, and testing equipment.
- Read and interpret pilots' descriptions of problems to diagnose causes.
- Test operation of engines and other systems, using test equipment, such as ignition analyzers, compression checkers, distributor timers, or ammeters.
- Measure the tension of control cables.
- Spread plastic film over areas to be repaired to prevent damage to surrounding areas.
- Remove or install aircraft engines, using hoists or forklift trucks.
- Assemble and install electrical, plumbing, mechanical, hydraulic, and structural components and accessories, using hand or power tools.
- Locate and mark dimensions and reference lines on defective or replacement parts, using templates, scribes, compasses, and steel rules.
- Fabricate defective sections or parts, using metal fabricating machines, saws, brakes, shears, and grinders.
- Reassemble engines following repair or inspection and reinstall engines in aircraft.
- Service and maintain aircraft and related apparatus by performing activities such as flushing crankcases, cleaning screens, and or moving parts.
- Clean, refuel, and change oil in line service aircraft.
- Trim and shape replacement body sections to specified sizes and fits and secure sections in place, using adhesives, hand tools, and power tools.
- Accompany aircraft on flights to make in-flight adjustments and corrections.
- Remove or cut out defective parts or drill holes to gain access to internal defects or damage, using drills and punches.
- Install and align repaired or replacement parts for subsequent riveting or welding, using clamps and wrenches.
- Inventory and requisition or order supplies, parts, materials, and equipment.
- Clean, strip, prime, and sand structural surfaces and materials to prepare them for bonding.
- Communicate with other workers to coordinate fitting and alignment of heavy parts, or to facilitate processing of repair parts.
- Disassemble engines and inspect parts, such as turbine blades or cylinders, for corrosion, wear, warping, cracks, and leaks, using precision measuring instruments, x-rays, and magnetic inspection equipment.
- Cure bonded structures, using portable or stationary curing equipment.
- Listen to operating engines to detect and diagnose malfunctions, such as sticking or burned valves.
- Clean engines, sediment bulk and screens, and carburetors, adjusting carburetor float levels.
- Determine repair limits for engine hot section parts.
- Prepare and paint aircraft surfaces.
- Inspect airframes for wear or other defects.
- Check for corrosion, distortion, and invisible cracks in the fuselage, wings, and tail, using x-ray and magnetic inspection equipment.
- Examine and inspect aircraft components, including landing gear, hydraulic systems, and deicers to locate cracks, breaks, leaks, or other problems.
- Conduct routine and special inspections as required by regulations.
- Measure parts for wear, using precision instruments.
- Examine engines through specially designed openings while working from ladders or scaffolds, or use hoists or lifts to remove the entire engine from an aircraft.
- Remove, inspect, repair, and install in-flight refueling stores and external fuel tanks.
- Set starter locks and align and repair steering or throttle controls, using gauges, screwdrivers, or wrenches.
- Repair engine mechanical equipment, such as power tilts, bilge pumps, or power take-offs.
- Inspect and repair or adjust propellers or propeller shafts.
- Disassemble and inspect motors to locate defective parts, using mechanic's hand tools and gauges.
- Start motors and monitor performance for signs of malfunctioning, such as smoke, excessive vibration, or misfiring.
- Document inspection and test results and work performed or to be performed.
- Mount motors to boats, and operate boats at various speeds on waterways to conduct operational tests.
- Perform routine engine maintenance on motorboats, such as changing oil and filters.
- Replace parts, such as gears, magneto points, piston rings, or spark plugs, and reassemble engines.
- Idle motors and observe thermometers to determine the effectiveness of cooling systems.
- Adjust carburetor mixtures, electrical point settings, or timing while motors are running in water-filled test tanks.
- Adjust generators and replace faulty wiring, using hand tools and soldering irons.
- Repair or rework parts, using machine tools such as lathes, mills, drills, or grinders.
- Set starter locks and align and repair steering or throttle controls, using gauges, screwdrivers, or wrenches.
- Repair engine mechanical equipment, such as power tilts, bilge pumps, or power take-offs.
- Inspect and repair or adjust propellers or propeller shafts.
- Disassemble and inspect motors to locate defective parts, using mechanic's hand tools and gauges.
- Remove damaged exterior panels, and repair and replace structural frame members.
- Confer with customers, read work orders, or examine vehicles needing repair to determine the nature and extent of damage.
- Inspect recreational vehicles to diagnose problems and perform necessary adjustment, repair, or overhaul.
- Inspect, repair, or replace brake systems.
- Explain proper operation of vehicle systems to customers.
- Locate and repair frayed wiring, broken connections, or incorrect wiring, using ohmmeters, soldering irons, tape, or hand tools.
- Repair plumbing or propane gas lines, using caulking compounds and plastic or copper pipe.
- Examine or test operation of parts or systems to ensure completeness of repairs.
- Connect electrical systems to outside power sources, and activate switches to test the operation of appliances or light fixtures.
- Connect water hoses to inlet pipes of plumbing systems, and test operation of toilets or sinks.
- Diagnose and repair furnace or air conditioning systems.
- Repair leaks with caulking compound or replace pipes, using pipe wrenches.
- List parts needed, estimate costs, and plan work procedures, using parts lists, technical manuals, or diagrams.
- Open and close doors, windows, or drawers to test their operation, trimming edges to fit, as necessary.
- Reset hardware, using chisels, mallets, and screwdrivers.
- Refinish wood surfaces on cabinets, doors, moldings, or floors, using power sanders, putty, spray equipment, brushes, paints, or varnishes.
- Seal open sides of modular units to prepare them for shipment, using polyethylene sheets, nails, and hammers.
- Remove damaged exterior panels, and repair and replace structural frame members.
- Confer with customers, read work orders, or examine vehicles needing repair to determine the nature and extent of damage.
- Inspect recreational vehicles to diagnose problems and perform necessary adjustment, repair, or overhaul.
- Inspect, repair, or replace brake systems.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.
- Recondition displacement type gas meters and governors, fabricating, machining, or modifying parts needed for repairs.
- Record maintenance information, including test results, material usage, and repairs made.
- Disassemble and repair mechanical control devices or valves, such as regulators, thermostats, or hydrants, using power tools, hand tools, and cutting torches.
- Lubricate wearing surfaces of mechanical parts, using oils or other lubricants.
- Calibrate instrumentation, such as meters, gauges, and regulators, for pressure, temperature, flow, and level.
- Install, inspect and test electric meters, relays, and power sources to detect causes of malfunctions and inaccuracies, using hand tools and testing equipment.
- Test valves and regulators for leaks and accurate temperature and pressure settings, using precision testing equipment.
- Record meter readings and installation data on meter cards, work orders, or field service orders, or enter data into hand-held computers.
- Turn meters on or off to establish or close service.
- Shut off service and notify repair crews when major repairs are required, such as the replacement of underground pipes or wiring.
- Install regulators and related equipment such as gas meters, odorization units, and gas pressure telemetering equipment.
- Cut seats to receive new orifices, tap inspection ports, and perform other repairs to salvage usable materials, using hand tools and machine tools.
- Turn valves to allow measured amounts of air or gas to pass through meters at specified flow rates.
- Report hazardous field situations and damaged or missing meters.
- Vary air pressure flowing into regulators and turn handles to assess functioning of valves and pistons.
- Examine valves or mechanical control device parts for defects, dents, or loose attachments, and mark malfunctioning areas of defective units.
- Mount and install meters and other electric equipment such as time clocks, transformers, and circuit breakers, using electricians' hand tools.
- Connect regulators to test stands, and turn screw adjustments until gauges indicate that inlet and outlet pressures meet specifications.
- Investigate instances of illegal tapping into service lines.
- Trace and tag meters or house lines.
- Repair electric meters and components, such as transformers and relays, and replace metering devices, dial glasses, and faulty or incorrect wiring, using hand tools.
- Replace defective parts, such as bellows, range springs, and toggle switches, and reassemble units according to blueprints, using cam presses and hand tools.
- Measure tolerances of assembled and salvageable parts for conformance to standards or specifications, using gauges, micrometers, and calipers.
- Clean internal compartments and moving parts, using rags and cleaning compounds.
- Dismantle meters, and replace or adjust defective parts such as cases, shafts, gears, disks, and recording mechanisms, using soldering irons and hand tools.
- Disconnect or remove defective or unauthorized meters, using hand tools.
- Reassemble repaired equipment, and solder top, front, and back case panels in place, using soldering guns, power tools, and hand tools.
- Attach air hoses to meter inlets, plug outlets, and observe gauges for pressure losses to test internal seams for leaks.
- Make adjustments to meter components, such as setscrews or timing mechanisms, so that they conform to specifications.
- Recommend and write up specifications for changes in hardware, such as house wiring.
- Clamp regulator units into vises on stages above water tanks, and attach compressed air hoses to intake ports.
- Collect money due on delinquent accounts.
- Splice and connect cables from meters or current transformers to pull boxes or switchboards, using hand tools.
- Attach pressurized meters to fixtures which submerge them in water, and observe meters for leaks.
- Advise customers on proper installation of valves or regulators and related equipment.
- Calibrate thermostats for specified temperature or pressure settings.
- Clean plant growth, scale, paint, soil, or rust from meter housings, using wire brushes, scrapers, buffers, sandblasters, or cleaning compounds.
- Connect hoses from provers to meter inlets and outlets, and raise prover bells until prover gauges register zero.
- Repair leaks in valve seats or bellows of automotive heater thermostats, using soft solder, flux, and acetylene torches.
- Recondition displacement type gas meters and governors, fabricating, machining, or modifying parts needed for repairs.
- Examine damaged vehicle to determine extent of structural, body, mechanical, electrical, or interior damage.
- Evaluate practicality of repair as opposed to payment of market value of vehicle before accident.
- Review repair cost estimates with automobile repair shop to secure agreement on cost of repairs.
- Prepare insurance forms to indicate repair cost estimates and recommendations.
- Estimate parts and labor to repair damage, using standard automotive labor and parts cost manuals and knowledge of automotive repair.
- Determine salvage value on total-loss vehicle.
- Arrange to have damage appraised by another appraiser to resolve disagreement with shop on repair cost.
- Examine damaged vehicle to determine extent of structural, body, mechanical, electrical, or interior damage.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Test or calibrate components or equipment, following manufacturers' manuals and troubleshooting techniques, using hand tools, power tools, or measuring devices.
- Perform preventive maintenance or service, such as cleaning, lubricating, or adjusting equipment.
- Inspect, test, or troubleshoot malfunctioning medical or related equipment, following manufacturers' specifications and using test and analysis instruments.
- Keep records of maintenance, repair, and required updates of equipment.
- Examine medical equipment or facility's structural environment and check for proper use of equipment to protect patients and staff from electrical or mechanical hazards and to ensure compliance with safety regulations.
- Install medical equipment.
- Test, evaluate, and classify excess or in-use medical equipment and determine serviceability, condition, and disposition, in accordance with regulations.
- Plan and carry out work assignments, using blueprints, schematic drawings, technical manuals, wiring diagrams, or liquid or air flow sheets, following prescribed regulations, directives, or other instructions as required.
- Study technical manuals or attend training sessions provided by equipment manufacturers to maintain current knowledge.
- Explain or demonstrate correct operation or preventive maintenance of medical equipment to personnel.
- Research catalogs or repair part lists to locate sources for repair parts, requisitioning parts and recording their receipt.
- Repair shop equipment, metal furniture, or hospital equipment, including welding broken parts or replacing missing parts, or bring item into local shop for major repairs.
- Solder loose connections, using soldering iron.
- Compute power and space requirements for installing medical, dental, or related equipment and install units to manufacturers' specifications.
- Evaluate technical specifications to identify equipment or systems best suited for intended use and possible purchase, based on specifications, user needs, or technical requirements.
- Contribute expertise to develop medical maintenance standard operating procedures.
- Fabricate, dress down, or substitute parts or major new items to modify equipment to meet unique operational or research needs, working from job orders, sketches, modification orders, samples, or discussions with operating officials.
- Supervise or advise subordinate personnel.
- Make computations relating to load requirements of wiring or equipment, using algebraic expressions and standard formulas.
- Disassemble malfunctioning equipment and remove, repair, or replace defective parts, such as motors, clutches, or transformers.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
- Take appropriate safety precautions, such as monitoring dive lengths and depths and registering with authorities before diving expeditions begin.
- Check and maintain diving equipment, such as helmets, masks, air tanks, harnesses, or gauges.
- Communicate with workers on the surface while underwater, using signal lines or telephones.
- Descend into water with the aid of diver helpers, using scuba gear or diving suits.
- Obtain information about diving tasks and environmental conditions.
- Supervise or train other divers, including hobby divers.
- Inspect the condition of underwater steel or wood structures.
- Inspect and test docks, ships, buoyage systems, plant intakes or outflows, or underwater pipelines, cables, or sewers, using closed circuit television, still photography, and testing equipment.
- Recover objects by placing rigging around sunken objects, hooking rigging to crane lines, and operating winches, derricks, or cranes to raise objects.
- Operate underwater video, sonar, recording, or related equipment to investigate underwater structures or marine life.
- Take test samples or photographs to assess the condition of vessels or structures.
- Cut and weld steel, using underwater welding equipment, jigs, and supports.
- Install, inspect, clean, or repair piping or valves.
- Carry out non-destructive testing, such as tests for cracks on the legs of oil rigs at sea.
- Install pilings or footings for piers or bridges.
- Salvage wrecked ships or their cargo, using pneumatic power velocity and hydraulic tools and explosive charges, when necessary.
- Remove obstructions from strainers or marine railway or launching ways, using pneumatic or power hand tools.
- Set or guide placement of pilings or sandbags to provide support for structures, such as docks, bridges, cofferdams, or platforms.
- Perform activities related to underwater search and rescue, salvage, recovery, or cleanup operations.
- Perform offshore oil or gas exploration or extraction duties, such as conducting underwater surveys or repairing and maintaining drilling rigs or platforms.
- Drill holes in rock and rig explosives for underwater demolitions.
- Remove rubbish or pollution from the sea.
- Set up dive sites for recreational instruction.
- Cultivate or harvest marine species or perform routine work on fish farms.
- Repair ships, bridge foundations, or other structures below the water line, using caulk, bolts, and hand tools.
