# Pipelayers > Lay pipe for storm or sanitation sewers, drains, and water mains. Perform any combination of the following tasks: grade trenches or culverts, position pipe, or seal joints. - Code: 47-2151.00 (O*NET-SOC; SOC 2018 47-2151) - Family: [Construction & Extraction](https://foundation.org.ai/occupations#family-47), one of its 65 occupations - Tasks: 14 tasks (14 core) - Page: https://foundation.org.ai/occupations/47-2151.00 - JSON: https://foundation.org.ai/data/tasks/47-2151.00.json ## What the work is made of 1. Install or use instruments such as lasers, grade rods, or transit levels. Core task · Task 11535 · Rated by 85 people who do the job, July 2015 2. Cut pipes to required lengths. Core task · Task 11533 · Rated by 85 people who do the job, July 2015 3. Connect pipe pieces and seal joints, using welding equipment, cement, or glue. Core task · Task 11532 · Rated by 84 people who do the job, July 2015 4. Cover pipes with earth or other materials. Core task · Task 11531 · Rated by 84 people who do the job, July 2015 5. Install or repair sanitary or stormwater sewer structures or pipe systems. Core task · Task 11534 · Rated by 85 people who do the job, July 2015 6. Align and position pipes to prepare them for welding or sealing. Core task · Task 11538 · Rated by 84 people who do the job, July 2015 7. Check slopes for conformance to requirements, using levels or lasers. Core task · Task 11530 · Rated by 85 people who do the job, July 2015 8. Lay out pipe routes, following written instructions or blueprints and coordinating layouts with supervisors. Core task · Task 11537 · Rated by 85 people who do the job, July 2015 9. Operate mechanized equipment, such as pickup trucks, rollers, tandem dump trucks, front-end loaders, or backhoes. Core task · Task 11540 · Rated by 84 people who do the job, July 2015 10. Grade or level trench bases, using tamping machines or hand tools. Core task · Task 11536 · Rated by 85 people who do the job, July 2015 11. Dig trenches to desired or required depths, by hand or using trenching tools. Core task · Task 11539 · Rated by 84 people who do the job, July 2015 12. Tap and drill holes into pipes to introduce auxiliary lines or devices. Core task · Task 11542 · Rated by 84 people who do the job, July 2015 13. Locate existing pipes needing repair or replacement, using magnetic or radio indicators. Core task · Task 11543 · Rated by 85 people who do the job, July 2015 14. Train or supervise others in laying pipe. Core task · Task 11541 · Rated by 84 people who do the job, July 2015 ## More in Construction & Extraction - [Boilermakers](https://foundation.org.ai/occupations/47-2011.00): 17 tasks - [Brickmasons and Blockmasons](https://foundation.org.ai/occupations/47-2021.00): 14 tasks - [Carpenters](https://foundation.org.ai/occupations/47-2031.00): 29 tasks - [Carpet Installers](https://foundation.org.ai/occupations/47-2041.00): 16 tasks - [Cement Masons and Concrete Finishers](https://foundation.org.ai/occupations/47-2051.00): 26 tasks - [Construction and Building Inspectors](https://foundation.org.ai/occupations/47-4011.00): 19 tasks - [Construction and Related Workers, All Other](https://foundation.org.ai/occupations/47-4099.00): no tasks listed - [Construction Laborers](https://foundation.org.ai/occupations/47-2061.00): 27 tasks - [Continuous Mining Machine Operators](https://foundation.org.ai/occupations/47-5041.00): 15 tasks - [Derrick Operators, Oil and Gas](https://foundation.org.ai/occupations/47-5011.00): 15 tasks - 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[Underground Mining Machine Operators, All Other](https://foundation.org.ai/occupations/47-5049.00): no tasks listed - [Weatherization Installers and Technicians](https://foundation.org.ai/occupations/47-4099.03): 20 tasks ## Where this comes from Quoted from O*NET 29.0, U.S. Department of Labor, Employment and Training Administration, under CC BY 4.0: free to copy and reuse, with credit. Nothing on this page is written by the Org.AI Foundation.