- Excavate and grade ditches, and lay and join pipe for water and sewer service.
Occupations with related tasks Save Table: XLSX CSV
- Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
- Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.
- Anchor steel supports from ceiling joists to hold pipes in place.
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
- Install pipe systems to support alternative energy-fueled systems, such as geothermal heating or cooling systems.
- Install green plumbing equipment, such as faucet flow restrictors, dual-flush or pressure-assisted flush toilets, or tankless hot water heaters.
- Install fixtures, appliances, or equipment designed to reduce water or energy consumption.
- Shut off steam, water, or other gases or liquids from pipe sections, using valve keys or wrenches.
- Locate and mark the position of pipe installations, connections, passage holes, or fixtures in structures, using measuring instruments such as rulers or levels.
- Cut, thread, or hammer pipes to specifications, using tools such as saws, cutting torches, pipe threaders, or pipe benders.
- Lay out full scale drawings of pipe systems, supports, or related equipment, according to blueprints.
- Plan pipe system layout, installation, or repair, according to specifications.
- Review blueprints, building codes, or specifications to determine work details or procedures.
- Select pipe sizes, types, or related materials, such as supports, hangers, or hydraulic cylinders, according to specifications.
- Fill pipes or plumbing fixtures with water or air and observe pressure gauges to detect and locate leaks.
- Direct helpers engaged in pipe cutting, preassembly, or installation of plumbing systems or components.
- Inspect, examine, or test installed systems or pipe lines, using pressure gauge, hydrostatic testing, observation, or other methods.
- Modify, clean, or maintain pipe systems, units, fittings, or related machines or equipment, using hand or power tools.
- Install automatic controls to regulate pipe systems.
- Estimate time, material, or labor costs for use in project plans.
- Keep records of work assignments.
- Inspect structures to assess material or equipment needs, to establish the sequence of pipe installations, or to plan installation around obstructions, such as electrical wiring.
- Maintain or repair plumbing by replacing defective washers, replacing or mending broken pipes, or opening clogged drains.
- Repair or remove and replace system components.
- Cut openings in structures to accommodate pipes or pipe fittings, using hand or power tools.
- Inspect work sites for obstructions or holes that could cause structural weakness.
- Repair hydraulic or air pumps.
- Weld small pipes or special piping, using specialized techniques, equipment, or materials, such as computer-assisted welding or microchip fabrication.
- Operate motorized pumps to remove water from flooded manholes, basements, or facility floors.
- Install underground storm, sanitary, or water piping systems, extending piping as needed to connect fixtures and plumbing.
- Assemble pipe sections, tubing, or fittings, using couplings, clamps, screws, bolts, cement, plastic solvent, caulking, or soldering, brazing, or welding equipment.
- Install pipe assemblies, fittings, valves, appliances such as dishwashers or water heaters, or fixtures such as sinks or toilets, using hand or power tools.
- Anchor steel supports from ceiling joists to hold pipes in place.
- Attach pipes to walls, structures, or fixtures, such as radiators or tanks, using brackets, clamps, tools, or welding equipment.
- Install pipe systems to support alternative energy-fueled systems, such as geothermal heating or cooling systems.
- Install green plumbing equipment, such as faucet flow restrictors, dual-flush or pressure-assisted flush toilets, or tankless hot water heaters.
- Install fixtures, appliances, or equipment designed to reduce water or energy consumption.
- Install copper or plastic plumbing using pipes, fittings, pipe cutters, acetylene torches, solder, wire brushes, sand cloths, flux, plastic pipe cleaners, or plastic glue.
- Install circulating pumps using pipe, fittings, soldering equipment, electrical supplies, and hand tools.
- Connect water heaters and storage tanks to power and water sources.
- Install plumbing, such as dip tubes, port fittings, drain tank valves, pressure temperature relief valves, or tanks, according to manufacturer specifications and building codes.
- Fill water tanks and check tanks, pipes, and fittings for leaks.
- Cut, miter, and glue piping insulation to insulate plumbing pipes and fittings.
- Test operation or functionality of mechanical, plumbing, electrical, and control systems.
- Apply weather seal, such as pipe flashings and sealants, to roof penetrations and structural devices.
- Install solar collector mounting devices on tile, asphalt, shingle, or built-up gravel roofs, using appropriate materials and penetration methods.
- Identify plumbing, electrical, environmental, or safety hazards associated with solar thermal installations.
- Demonstrate start-up, shut-down, maintenance, diagnostic, and safety procedures to thermal system owners.
- Install flat-plat, evacuated glass, or concentrating solar collectors on mounting devices, using brackets or struts.
- Install solar thermal system controllers and sensors.
- Design active direct or indirect, passive direct or indirect, or pool solar systems.
- Determine locations for installing solar subsystem components, including piping, water heaters, valves, and ancillary equipment.
- Perform routine maintenance or repairs to restore solar thermal systems to baseline operating conditions.
- Install heat exchangers and heat exchanger fluids according to installation manuals and schematics.
- Apply operation or identification tags or labels to system components, as required.
- Install monitoring system components, such as flow meters, temperature gauges, and pressure gauges, according to system design and manufacturer specifications.
- Assess collector sites to ensure structural integrity of potential mounting surfaces or the best orientation and tilt for solar collectors.
- Apply ultraviolet radiation protection to prevent degradation of plumbing.
- Install copper or plastic plumbing using pipes, fittings, pipe cutters, acetylene torches, solder, wire brushes, sand cloths, flux, plastic pipe cleaners, or plastic glue.
- Install circulating pumps using pipe, fittings, soldering equipment, electrical supplies, and hand tools.
- Connect water heaters and storage tanks to power and water sources.
- Install plumbing, such as dip tubes, port fittings, drain tank valves, pressure temperature relief valves, or tanks, according to manufacturer specifications and building codes.
- Fill water tanks and check tanks, pipes, and fittings for leaks.
- Cut, miter, and glue piping insulation to insulate plumbing pipes and fittings.
- Unscrew or tighten pipes, casing, tubing, and pump rods, using hand and power wrenches and tongs.
- Lay gas and oil pipelines.
- Dig holes, set forms, and mix and pour concrete into forms to make foundations for wood or steel derricks.
- Dig drainage ditches around wells and storage tanks.
- Supply equipment to rig floors as requested and provide assistance to roughnecks.
- Dismantle and repair oil field machinery, boilers, and steam engine parts, using hand tools and power tools.
- Guide cranes to move loads about decks.
- Walk flow lines to locate leaks, using electronic detectors and by making visual inspections, and repair the leaks.
- Bolt together pump and engine parts.
- Move pipes to and from trucks, using truck winches and motorized lifts, or by hand.
- Clean trucks used in the fields.
- Clean up spilled oil by bailing it into barrels.
- Cut down and remove trees and brush to clear drill sites, to reduce fire hazards, and to make way for roads to sites.
- Unscrew or tighten pipes, casing, tubing, and pump rods, using hand and power wrenches and tongs.
- Lay gas and oil pipelines.
- Dig holes, set forms, and mix and pour concrete into forms to make foundations for wood or steel derricks.
- Dig drainage ditches around wells and storage tanks.
- Supply equipment to rig floors as requested and provide assistance to roughnecks.
- Dig trenches to desired or required depths, by hand or using trenching tools.
- Install or repair sanitary or stormwater sewer structures or pipe systems.
- Align and position pipes to prepare them for welding or sealing.
- Grade or level trench bases, using tamping machines or hand tools.
- Cover pipes with earth or other materials.
- Connect pipe pieces and seal joints, using welding equipment, cement, or glue.
- Cut pipes to required lengths.
- Install or use instruments such as lasers, grade rods, or transit levels.
- Check slopes for conformance to requirements, using levels or lasers.
- Lay out pipe routes, following written instructions or blueprints and coordinating layouts with supervisors.
- Tap and drill holes into pipes to introduce auxiliary lines or devices.
- Operate mechanized equipment, such as pickup trucks, rollers, tandem dump trucks, front-end loaders, or backhoes.
- Train or supervise others in laying pipe.
- Locate existing pipes needing repair or replacement, using magnetic or radio indicators.
- Dig trenches to desired or required depths, by hand or using trenching tools.
- Install or repair sanitary or stormwater sewer structures or pipe systems.
- Align and position pipes to prepare them for welding or sealing.
- Grade or level trench bases, using tamping machines or hand tools.
- Cover pipes with earth or other materials.
- Connect pipe pieces and seal joints, using welding equipment, cement, or glue.
- Dig ditches or trenches, backfill excavations, or compact and level earth to grade specifications, using picks, shovels, pneumatic tampers, or rakes.
- Position, join, align, or seal structural components, such as concrete wall sections or pipes.
- Install sewer, water, or storm drain pipes, using pipe-laying machinery or laser guidance equipment.
- Smooth or finish freshly poured cement or concrete, using floats, trowels, screeds, or powered cement finishing tools.
- Provide assistance to craft workers, such as carpenters, plasterers, or masons.
- Mix, pour, or spread concrete, using portable cement mixers.
- 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.
- Load, unload, or identify building materials, machinery, or tools, distributing them to the appropriate locations, according to project plans or specifications.
- 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.
- Control traffic passing near, in, or around work zones.
- Operate or maintain air monitoring or other sampling devices in confined or hazardous environments.
- Erect or dismantle scaffolding, shoring, braces, traffic barricades, ramps, or other temporary structures.
- 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.
- 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.
- Dig ditches or trenches, backfill excavations, or compact and level earth to grade specifications, using picks, shovels, pneumatic tampers, or rakes.
- Position, join, align, or seal structural components, such as concrete wall sections or pipes.
- Install sewer, water, or storm drain pipes, using pipe-laying machinery or laser guidance equipment.
- Smooth or finish freshly poured cement or concrete, using floats, trowels, screeds, or powered cement finishing tools.
- Provide assistance to craft workers, such as carpenters, plasterers, or masons.
- Mix, pour, or spread concrete, using portable cement mixers.
- Dig trenches for underground wires or cables.
- Dig holes for power poles, using power augers or shovels, set poles in place with cranes, and hoist poles upright, using winches.
- Fill and tamp holes, using cement, earth, and tamping devices.
- Splice cables, using hand tools, epoxy, or mechanical equipment.
- Inspect or test lines or cables, recording and analyzing test results, to assess transmission characteristics and locate faults or malfunctions.
- Clean or maintain tools or test equipment.
- Set up service for customers, installing, connecting, testing, or adjusting equipment, such as digital subscriber line modems.
- Access specific areas to string lines, or install terminal boxes, auxiliary equipment, or appliances, using bucket trucks, climbing poles or ladders, or entering tunnels, trenches, or crawl spaces.
- Lay underground cable directly in trenches, or string it through conduits running through trenches.
- Pull cable through ducts by hand or with winches.
- Pull up cable by hand from large reels mounted on trucks.
- Travel to customers' premises to install, maintain, or repair audio and visual electronic reception equipment or accessories.
- Measure signal strength at utility poles, using electronic test equipment.
- Place insulation over conductors, or seal splices with moisture-proof covering.
- Compute impedance of wires from poles to houses to determine additional resistance needed for reducing signals to desired levels.
- Explain cable service to subscribers after installation, and collect any installation fees due.
- String cables between structures and lines from poles, towers, or trenches, and pull lines to proper tension.
- Install equipment such as amplifiers or repeaters to maintain the strength of communications transmissions.
- Use a variety of construction equipment to complete installations, such as digger derricks, trenchers, or cable plows.
- Participate in the construction or removal of telecommunication towers or associated support structures.
- Locate and mark cables that are buried underground.
- Dig trenches for underground wires or cables.
- Dig holes for power poles, using power augers or shovels, set poles in place with cranes, and hoist poles upright, using winches.
- Fill and tamp holes, using cement, earth, and tamping devices.
- Dig holes, using augers, and set poles, using cranes and power equipment.
- Cut trenches for laying underground cables, using trenchers and cable plows.
- Adhere to safety practices and procedures, such as checking equipment regularly and erecting barriers around work areas.
- Drive vehicles equipped with tools and materials to job sites.
- Open switches or attach grounding devices to remove electrical hazards from disturbed or fallen lines or to facilitate repairs.
- Climb poles or use truck-mounted buckets to access equipment.
- Install, maintain, and repair electrical distribution and transmission systems, including conduits, cables, wires, and related equipment, such as transformers, circuit breakers, and switches.
- Inspect and test power lines and auxiliary equipment to locate and identify problems, using reading and testing instruments.
- Coordinate work assignment preparation and completion with other workers.
- Replace or straighten damaged poles.
- String wire conductors and cables between poles, towers, trenches, pylons, and buildings, setting lines in place and using winches to adjust tension.
- Attach cross-arms, insulators, and auxiliary equipment to poles prior to installing them.
- Travel in trucks, helicopters, and airplanes to inspect lines for freedom from obstruction and adequacy of insulation.
- Identify defective sectionalizing devices, circuit breakers, fuses, voltage regulators, transformers, switches, relays, or wiring, using wiring diagrams and electrical-testing instruments.
- Install watt-hour meters and connect service drops between power lines and consumers' facilities.
- Test conductors, according to electrical diagrams and specifications, to identify corresponding conductors and to prevent incorrect connections.
- Place insulating or fireproofing materials over conductors and joints.
- Splice or solder cables together or to overhead transmission lines, customer service lines, or street light lines, using hand tools, epoxies, or specialized equipment.
- Trim trees that could be hazardous to the functioning of cables or wires.
- Pull up cable by hand from large reels mounted on trucks.
- Lay underground cable directly in trenches, or string it through conduit running through the trenches.
- Cut and peel lead sheathing and insulation from defective or newly installed cables and conduits prior to splicing.
- Clean, tin, and splice corresponding conductors by twisting ends together or by joining ends with metal clamps and soldering connections.
- Dig holes, using augers, and set poles, using cranes and power equipment.
- Cut trenches for laying underground cables, using trenchers and cable plows.
- Provide assistance to extraction craft workers, such as earth drillers and derrick operators.
- Observe and monitor equipment operation during the extraction process to detect any problems.
- Drive moving equipment to transport materials and parts to excavation sites.
- Unload materials, devices, and machine parts, using hand tools.
- Set up and adjust equipment used to excavate geological materials.
- Organize materials to prepare for use.
- Repair and maintain automotive and drilling equipment, using hand tools.
- Clean up work areas and remove debris after extraction activities are complete.
- Clean and prepare sites for excavation or boring.
- Load materials into well holes or into equipment, using hand tools.
- Collect and examine geological matter, using hand tools and testing devices.
- Signal workers to start geological material extraction or boring.
- Dismantle extracting and boring equipment used for excavation, using hand tools.
- Dig trenches.
- Provide assistance to extraction craft workers, such as earth drillers and derrick operators.
- Dig trench for foundation of monument, using pick and shovel.
- Mix mortar or grout and pour or spread mortar or grout on marble slabs, stone, or foundation.
- Set vertical and horizontal alignment of structures, using plumb bob, gauge line, and level.
- Lay out wall patterns or foundations, using straight edge, rule, or staked lines.
- Set stone or marble in place, according to layout or pattern.
- Remove wedges, fill joints between stones, finish joints between stones, using a trowel, and smooth the mortar to an attractive finish, using a tuck pointer.
- Clean excess mortar or grout from surface of marble, stone, or monument, using sponge, brush, water, or acid.
- Shape, trim, face and cut marble or stone preparatory to setting, using power saws, cutting equipment, and hand tools.
- Construct and install prefabricated masonry units.
- Smooth, polish, and bevel surfaces, using hand tools and power tools.
- Lay brick to build shells of chimneys and smokestacks or to line or reline industrial furnaces, kilns, boilers and similar installations.
- Replace broken or missing masonry units in walls or floors.
- Remove sections of monument from truck bed, and guide stone onto foundation, using skids, hoist, or truck crane.
- Drill holes in marble or ornamental stone and anchor brackets in holes.
- Repair cracked or chipped areas of stone or marble, using blowtorch and mastic, and remove rough or defective spots from concrete, using power grinder or chisel and hammer.
- Position mold along guidelines of wall, press mold in place, and remove mold and paper from wall.
- Dig trench for foundation of monument, using pick and shovel.
- Mix mortar or grout and pour or spread mortar or grout on marble slabs, stone, or foundation.
- Dig postholes, using spades, posthole diggers, or power-driven augers.
- Mix and pour concrete around bases of posts, or tamp soil into postholes to embed posts.
- Establish the location for a fence, and gather information needed to ensure that there are no electric cables or water lines in the area.
- Set metal or wooden posts in upright positions in postholes.
- Measure and lay out fence lines and mark posthole positions, following instructions, drawings, or specifications.
- Align posts, by lines or sighting, and verify vertical alignment of posts, using plumb bobs or spirit levels.
- Attach rails or tension wire along bottoms of posts to form fencing frames.
- Attach fence rail supports to posts, using hammers and pliers.
- Assemble gates, and fasten gates into position, using hand tools.
- Make rails for fences, by sawing lumber or by cutting metal tubing to required lengths.
- Nail top and bottom rails to fence posts, or insert them in slots on posts.
- Discuss fencing needs with customers, and estimate and quote prices.
- Stretch wire, wire mesh, or chain link fencing between posts, and attach fencing to frames.
- Complete top fence rails of metal fences by connecting tube sections, using metal sleeves.
- Erect alternate panel, basket weave, and louvered fences.
- Insert metal tubing through rail supports.
- Nail pointed slats to rails to construct picket fences.
- Construct and repair barriers, retaining walls, trellises, and other types of fences, walls, and gates.
- Weld metal parts together, using portable gas welding equipment.
- Blast rock formations and rocky areas with dynamite to facilitate posthole digging.
- Dig postholes, using spades, posthole diggers, or power-driven augers.
- Mix and pour concrete around bases of posts, or tamp soil into postholes to embed posts.
- Perform physically demanding tasks, such as digging trenches to lay conduit or moving or lifting heavy objects.
- Provide assistance during emergencies by operating floodlights or generators, placing flares, or driving needed vehicles.
- Prepare sketches or follow blueprints to determine the location of wiring or equipment and to ensure conformance to building and safety codes.
- Place conduit, pipes, or tubing, inside designated partitions, walls, or other concealed areas, and pull insulated wires or cables through the conduit to complete circuits between boxes.
- Work from ladders, scaffolds, or roofs to install, maintain, or repair electrical wiring, equipment, or fixtures.
- Use a variety of tools or equipment, such as power construction equipment, measuring devices, power tools, and testing equipment, such as oscilloscopes, ammeters, or test lamps.
- Assemble, install, test, or maintain electrical or electronic wiring, equipment, appliances, apparatus, or fixtures, using hand tools or power tools.
- Connect wires to circuit breakers, transformers, or other components.
- Maintain current electrician's license or identification card to meet governmental regulations.
- Plan layout and installation of electrical wiring, equipment, or fixtures, based on job specifications and local codes.
- Direct or train workers to install, maintain, or repair electrical wiring, equipment, or fixtures.
- Test electrical systems or continuity of circuits in electrical wiring, equipment, or fixtures, using testing devices, such as ohmmeters, voltmeters, or oscilloscopes, to ensure compatibility and safety of system.
- Diagnose malfunctioning systems, apparatus, or components, using test equipment and hand tools to locate the cause of a breakdown and correct the problem.
- Inspect electrical systems, equipment, or components to identify hazards, defects, or the need for adjustment or repair, and to ensure compliance with codes.
- Install ground leads and connect power cables to equipment, such as motors.
- Advise management on whether continued operation of equipment could be hazardous.
- Repair or replace wiring, equipment, or fixtures, using hand tools or power tools.
- Construct or fabricate parts, using hand tools, according to specifications.
- Provide preliminary sketches or cost estimates for materials or services.
- Perform business management duties, such as maintaining records or files, preparing reports, or ordering supplies or equipment.
- Fasten small metal or plastic boxes to walls to house electrical switches or outlets.
- Perform physically demanding tasks, such as digging trenches to lay conduit or moving or lifting heavy objects.
- Provide assistance during emergencies by operating floodlights or generators, placing flares, or driving needed vehicles.
- Dig out sewer lines manually, using shovels.
- Cover repaired pipes with dirt, and pack backfilled excavations, using air and gasoline tampers.
- Communicate with supervisors and other workers, using equipment such as wireless phones, pagers, or radio telephones.
- Drive trucks to transport crews, materials, and equipment.
- Inspect manholes to locate sewer line stoppages.
- Operate sewer cleaning equipment, including power rodders, high-velocity water jets, sewer flushers, bucket machines, wayne balls, and vac-alls.
- Prepare and keep records of actions taken, including maintenance and repair work.
- Clean and repair septic tanks, sewer lines, or related structures such as manholes, culverts, and catch basins.
- Measure excavation sites, using plumbers' snakes, tapelines, or lengths of cutting heads within sewers, and mark areas for digging.
- Service, adjust, and make minor repairs to equipment, machines, and attachments.
- Locate problems, using specially designed equipment, and mark where digging must occur to reach damaged tanks or pipes.
- Clean and disinfect domestic basements and other areas flooded by sewer stoppages.
- Withdraw cables from pipes and examine them for evidence of mud, roots, grease, and other deposits indicating broken or clogged sewer lines.
- Ensure that repaired sewer line joints are tightly sealed before backfilling begins.
- Rotate cleaning rods manually, using turning pins.
- Install rotary knives on flexible cables mounted on machine reels, according to the diameters of pipes to be cleaned.
- Start machines to feed revolving cables or rods into openings, stopping machines and changing knives to conform to pipe sizes.
- Update sewer maps and manhole charts.
- Cut damaged sections of pipe with cutters, remove broken sections from ditches, and replace pipe sections, using pipe sleeves.
- Requisition or order tools and equipment.
- Break asphalt and other pavement so that pipes can be accessed, using airhammers, picks, and shovels.
- Tap mainline sewers to install sewer saddles.
- Dig out sewer lines manually, using shovels.
- Cover repaired pipes with dirt, and pack backfilled excavations, using air and gasoline tampers.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Backfill piping trenches to protect pipes from damage.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Collect and record data associated with operating geothermal power plants or well fields.
- Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
- Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
- Identify equipment options, such as compressors, and make appropriate selections.
- Adjust power production systems to meet load and distribution demands.
- Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
- Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Install and maintain geothermal plant electrical protection equipment.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Install and maintain geothermal system instrumentation or controls.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Test water sources for factors, such as flow volume and contaminant presence.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Backfill piping trenches to protect pipes from damage.
- Install pressure-control devices onto wellheads.
- Maintain and perform safety inspections on equipment and tools.
- Operate controls that raise derricks or level rigs.
- Listen to engines, rotary chains, or other equipment to detect faulty operations or unusual well conditions.
- Prepare reports of services rendered, tools used, or time required, for billing purposes.
- Confer with others to gather information regarding pipe or tool sizes or borehole conditions in wells.
- Operate pumps that circulate water, oil, or other fluids through wells to remove sand or other materials obstructing the free flow of oil.
- Drive truck-mounted units to well sites.
- Interpret instrument readings to ascertain the depth of obstruction.
- Thread cables through derrick pulleys, using hand tools.
- Select fishing methods or tools for removing obstacles such as liners, broken casing, screens, or drill pipe.
- Close and seal wells no longer in use.
- Direct drilling crews performing activities such as assembling and connecting pipe, applying weights to drill pipes, or drilling around lodged obstacles.
- Apply green technologies or techniques, such as the use of coiled tubing, slim-hole drilling, horizontal drilling, hydraulic fracturing, or gas lift systems.
- Operate specialized equipment to remove obstructions by backing off or severing pipes by chemical or explosive action.
- Perforate well casings or sidewalls of boreholes with explosive charges.
- Examine unserviceable wells to determine actions to be taken to improve well conditions.
- Monitor sound wave-generating or detecting mechanisms to determine well fluid levels.
- Insert detection instruments into wells with obstructions.
- Install pressure-control devices onto wellheads.
- Install assemblies, such as flashing, pipes, tubes, heating and air conditioning ducts, furnace casings, rain gutters, or downspouts in supportive frameworks.
- Maintain equipment, making repairs or modifications when necessary.
- Fabricate ducts for high efficiency heating, ventilating, and air conditioning (HVAC) systems to maximize efficiency of systems.
- Fasten seams or joints together with welds, bolts, cement, rivets, solder, caulks, metal drive clips, or bonds to assemble components into products or to repair sheet metal items.
- Transport prefabricated parts to construction sites for assembly and installation.
- Hire, train, or supervise new employees or apprentices.
- Lay out, measure, and mark dimensions and reference lines on material, such as roofing panels, using calculators, scribes, dividers, squares, or rulers.
- Fabricate or alter parts at construction sites, using shears, hammers, punches, or drills.
- Determine project requirements, such as scope, assembly sequences, or required methods or materials, using blueprints, drawings, or written or verbal instructions.
- Maneuver completed roofing units into position for installation.
- Select gauges or types of sheet metal or nonmetallic material, according to product specifications.
- Shape metal material over anvils, blocks, or other forms, using hand tools.
- Trim, file, grind, deburr, buff, or smooth surfaces, seams, or joints of assembled parts, using hand tools or portable power tools.
- Inspect individual parts, assemblies, or installations, using measuring instruments, such as calipers, scales, or micrometers.
- Convert blueprints into shop drawings to be followed in the construction or assembly of sheet metal products.
- Verify that heating, ventilating, and air conditioning (HVAC) systems are designed, installed, and calibrated in accordance with green certification standards, such as those of Leadership in Energy and Environmental Design (LEED).
- Perform building commissioning activities by completing mechanical inspections of a building's water, lighting, or heating, ventilating, and air conditioning (HVAC) systems.
- Fasten roof panel edges or machine-made moldings to structures by nailing or welding.
- Finish parts, using hacksaws or hand, rotary, or squaring shears.
- Install assemblies, such as flashing, pipes, tubes, heating and air conditioning ducts, furnace casings, rain gutters, or downspouts in supportive frameworks.
- Line drilled holes with pipes, and install all necessary hardware, to prepare new wells.
- Train crews, and introduce procedures to make drill work more safe and effective.
- Observe pressure gauge and move throttles and levers to control the speed of rotary tables, and to regulate pressure of tools at bottoms of boreholes.
- Maintain records of footage drilled, location and nature of strata penetrated, materials and tools used, services rendered, and time required.
- Push levers and brake pedals to control gasoline, diesel, electric, or steam draw works that lower and raise drill pipes and casings in and out of wells.
- Connect sections of drill pipe, using hand tools and powered wrenches and tongs.
- Count sections of drill rod to determine depths of boreholes.
- Maintain and adjust machinery to ensure proper performance.
- Direct rig crews in drilling and other activities, such as setting up rigs and completing or servicing wells.
- Weigh clay, and mix with water and chemicals to make drilling mud.
- Start and examine operation of slush pumps to ensure circulation and consistency of drilling fluid or mud in well.
- Clean and oil pulleys, blocks, and cables.
- Monitor progress of drilling operations, and select and change drill bits according to the nature of strata, using hand tools.
- Repair or replace defective parts of machinery, such as rotary drill rigs, water trucks, air compressors, and pumps, using hand tools.
- Locate and recover lost or broken bits, casings, and drill pipes from wells, using special tools.
- Cap wells with packers, or turn valves, to regulate outflow of oil from wells.
- Remove core samples during drilling to determine the nature of the strata being drilled.
- Bolt together pump and engine parts, and connect tanks and flow lines.
- Plug observation wells, and restore sites.
- Position and prepare truck-mounted derricks at drilling areas specified on field maps.
- Lower and explode charges in boreholes to start flow of oil from wells.
- Inspect safety equipment, such as harnesses, belts, and lifelines, before use.
- Line drilled holes with pipes, and install all necessary hardware, to prepare new wells.
- Dig trenches or holes for installation of conduit or supports.
- Strip insulation from wire ends, using wire stripping pliers, and attach wires to terminals for subsequent soldering.
- Trace out short circuits in wiring, using test meter.
- Measure, cut, and bend wire and conduit, using measuring instruments and hand tools.
- Examine electrical units for loose connections and broken insulation and tighten connections, using hand tools.
- Maintain tools, vehicles, and equipment and keep parts and supplies in order.
- Drill holes and pull or push wiring through openings, using hand and power tools.
- Clean work area and wash parts.
- Perform semi-skilled and unskilled laboring duties related to the installation, maintenance and repair of a wide variety of electrical systems and equipment.
- Thread conduit ends, connect couplings, and fabricate and secure conduit support brackets, using hand tools.
- Disassemble defective electrical equipment, replace defective or worn parts, and reassemble equipment, using hand tools.
- Construct controllers and panels, using power drills, drill presses, taps, saws, and punches.
- Transport tools, materials, equipment, and supplies to work site by hand, handtruck, or heavy, motorized truck.
- String transmission lines or cables through ducts or conduits, under the ground, through equipment, or to towers.
- Install copper-clad ground rods, using a manual post driver.
- Raise, lower, or position equipment, tools, and materials, using hoist, hand line, or block and tackle.
- Bolt component parts together to form tower assemblies, using hand tools.
- Erect electrical system components and barricades, and rig scaffolds, hoists, and shoring.
- Trim trees and clear undergrowth along right-of-way.
- Requisition materials, using warehouse requisition or release forms.
- Solder electrical connections, using soldering iron.
- Paint a variety of objects related to electrical functions.
- Break up concrete, using airhammer, to facilitate installation, construction, or repair of equipment.
- Operate heavy equipment, such as backhoes.
- Operate cutting torches and welding equipment, while working with conduit and metal components to construct devices associated with electrical functions.
- Dig trenches or holes for installation of conduit or supports.
- Dig or direct digging of post holes and set poles to support structures.
- Measure and mark cutting lines on materials, using a ruler, pencil, chalk, and marking gauge.
- Follow established safety rules and regulations and maintain a safe and clean environment.
- Shape or cut materials to specified measurements, using hand tools, machines, or power saws.
- Select and order lumber or other required materials.
- Install structures or fixtures, such as windows, frames, floorings, trim, or hardware, using carpenters' hand or power tools.
- Verify trueness of structure, using plumb bob and level.
- Arrange for subcontractors to deal with special areas, such as heating or electrical wiring work.
- Build or repair cabinets, doors, frameworks, floors, or other wooden fixtures used in buildings, using woodworking machines, carpenter's hand tools, or power tools.
- Remove damaged or defective parts or sections of structures and repair or replace, using hand tools.
- Install rough door and window frames, subflooring, fixtures, or temporary supports in structures undergoing construction or repair.
- Erect scaffolding or ladders for assembling structures above ground level.
- Maintain job records and schedule work crew.
- Examine structural timbers and supports to detect decay, and replace timbers as required, using hand tools, nuts, and bolts.
- Fill cracks or other defects in plaster or plasterboard and sand patch, using patching plaster, trowel, and sanding tool.
- Finish surfaces of woodwork or wallboard in houses or buildings, using paint, hand tools, or paneling.
- Cover subfloors with building paper to keep out moisture and lay hardwood, parquet, or wood-strip-block floors by nailing floors to subfloor or cementing them to mastic or asphalt base.
- Inspect ceiling or floor tile, wall coverings, siding, glass, or woodwork to detect broken or damaged structures.
- Prepare cost estimates for clients or employers.
- Maintain records, document actions, and present written progress reports.
- Bore boltholes in timber, masonry or concrete walls, using power drill.
- Study specifications in blueprints, sketches, or building plans to prepare project layout and determine dimensions and materials required.
- Assemble and fasten materials to make frameworks or props, using hand tools and wood screws, nails, dowel pins, or glue.
- Perform minor plumbing, welding, or concrete mixing work.
- Anchor and brace forms and other structures in place, using nails, bolts, anchor rods, steel cables, planks, wedges, and timbers.
- Work with or remove hazardous material.
- Build sleds from logs and timbers for use in hauling camp buildings and machinery through wooded areas.
- Construct forms or chutes for pouring concrete.
- Apply shock-absorbing, sound-deadening, or decorative paneling to ceilings or walls.
- Use drones for site surveying and to inspect hard-to-reach areas of a structure.
- Dig or direct digging of post holes and set poles to support structures.
- Dig holes or trenches as necessary for equipment installation and access.
- Note differences in wire and cable colors so that work can be performed correctly.
- Test circuits and components of malfunctioning telecommunications equipment to isolate sources of malfunctions, using test meters, circuit diagrams, polarity probes, and other hand tools.
- Drive crew trucks to and from work areas.
- Assemble and install communication equipment such as data and telephone communication lines, wiring, switching equipment, wiring frames, power apparatus, computer systems, and networks.
- Run wires between components and to outside cable systems, connecting them to wires from telephone poles or underground cable accesses.
- Inspect equipment on a regular basis to ensure proper functioning.
- Collaborate with other workers to locate and correct malfunctions.
- Climb poles and ladders, use truck-mounted booms, and enter areas such as manholes and cable vaults to install, maintain, or inspect equipment.
- Test connections to ensure that power supplies are adequate and that communications links function.
- Repair or replace faulty equipment, such as defective and damaged telephones, wires, switching system components, and associated equipment.
- Maintain computer and manual records pertaining to facilities and equipment.
- Remove and replace plug-in circuit equipment.
- Demonstrate equipment to customers and explain its use, responding to any inquiries or complaints.
- Test repaired, newly installed, or updated equipment to ensure that it functions properly and conforms to specifications, using test equipment and observation.
- Clean and maintain tools, test equipment, and motor vehicles.
- Adjust or modify equipment to enhance equipment performance or to respond to customer requests.
- Determine viability of sites through observation, and discuss site locations and construction requirements with customers.
- Review manufacturer's instructions, manuals, technical specifications, building permits, and ordinances to determine communication equipment requirements and procedures.
- Remove and remake connections to change circuit layouts, following work orders or diagrams.
- Diagnose and correct problems from remote locations, using special switchboards to find the sources of problems.
- Route and connect cables and lines to switches, switchboard equipment, and distributing frames, using wire-wrap guns or soldering irons to connect wires to terminals.
- Communicate with bases, using telephones or two-way radios to receive instructions or technical advice, or to report equipment status.
- Remove loose wires and other debris after work is completed.
- Request support from technical service centers when on-site procedures fail to solve installation or maintenance problems.
- Designate cables available for use.
- Refer to manufacturers' manuals to obtain maintenance instructions pertaining to specific malfunctions.
- Analyze test readings, computer printouts, and trouble reports to determine equipment repair needs and required repair methods.
- Measure distances from landmarks to identify exact installation sites for equipment.
- Enter codes needed to correct electronic switching system programming.
- Examine telephone transmission facilities to determine requirements for new or additional telephone services.
- Install updated software and programs that maintain existing software or provide requested features, such as time-correlated call routing.
- Perform routine maintenance on equipment, including adjusting and lubricating components and painting worn or exposed areas.
- Clean switches and replace contact points, using vacuum hoses, solvents, and hand tools.
- Perform database verifications, using computers.
- Program computerized switches and switchboards to provide requested features.
- Provide input into the design and manufacturing of new equipment.
- Address special issues or situations, such as illegal or unauthorized use of equipment, or cases of electrical or acoustic shock.
- Install telephone station equipment, such as intercommunication systems, transmitters, receivers, relays, and ringers, and related apparatus, such as coin collectors, telephone booths, and switching-key equipment.
- Place intercept circuits on terminals to handle vacant lines in central office installations.
- Dig holes or trenches as necessary for equipment installation and access.
