# Tree Trimmers and Pruners > Using sophisticated climbing and rigging techniques, cut away dead or excess branches from trees or shrubs to maintain right-of-way for roads, sidewalks, or utilities, or to improve appearance, health, and value of tree. Prune or treat trees or shrubs using handsaws, hand pruners, clippers, and power pruners. Works off the ground in the tree canopy and may use truck-mounted lifts. - Code: 37-3013.00 (O*NET-SOC; SOC 2018 37-3013) - Family: [Building & Grounds](https://foundation.org.ai/occupations#family-37), one of its 10 occupations - Tasks: 24 tasks (15 core and 9 supplemental) - Page: https://foundation.org.ai/occupations/37-3013.00 - JSON: https://foundation.org.ai/data/tasks/37-3013.00.json ## What the work is made of 1. Operate shredding and chipping equipment, and feed limbs and brush into the machines. Core task · Task 13120 · Rated by 60 people who do the job, August 2018 2. Operate boom trucks, loaders, stump chippers, brush chippers, tractors, power saws, trucks, sprayers, and other equipment and tools. Core task · Task 13113 · Rated by 59 people who do the job, August 2018 3. Cut away dead and excess branches from trees, or clear branches around power lines, using climbing equipment or buckets of extended truck booms, or chainsaws, hooks, handsaws, shears, and clippers. Core task · Task 13116 · Rated by 60 people who do the job, August 2018 4. Clean, sharpen, and lubricate tools and equipment. Core task · Task 13115 · Rated by 60 people who do the job, August 2018 5. Hoist tools and equipment to tree trimmers, and lower branches with ropes or block and tackle. Core task · Task 13119 · Rated by 60 people who do the job, August 2018 6. Climb trees, using climbing hooks and belts, or climb ladders to gain access to work areas. Core task · Task 13114 · Rated by 60 people who do the job, August 2018 7. Supervise others engaged in tree trimming work and train lower-level employees. Core task · Task 13112 · Rated by 57 people who do the job, August 2018 8. Trim, top, and reshape trees to achieve attractive shapes or to remove low-hanging branches. Core task · Task 13117 · Rated by 60 people who do the job, August 2018 9. Load debris and refuse onto trucks and haul it away for disposal. Core task · Task 13121 · Rated by 60 people who do the job, August 2018 10. Inspect trees to determine if they have diseases or pest problems. Core task · Task 13122 · Rated by 60 people who do the job, August 2018 11. Provide information to the public regarding trees, such as advice on tree care. Core task · Task 13125 · Rated by 59 people who do the job, August 2018 12. Trim jagged stumps, using saws or pruning shears. Core task · Task 13128 · Rated by 60 people who do the job, August 2018 13. Clear sites, streets, and grounds of woody and herbaceous materials, such as tree stumps and fallen trees and limbs. Core task · Task 13126 · Rated by 59 people who do the job, August 2018 14. Collect debris and refuse from tree trimming and removal operations into piles, using shovels, rakes, or other tools. Core task · Task 13124 · Rated by 60 people who do the job, August 2018 15. Cable, brace, tie, bolt, stake, and guy trees and branches to provide support. Core task · Task 13123 · Rated by 59 people who do the job, August 2018 16. Plan and develop budgets for tree work, and estimate the monetary value of trees. Supplemental task · Task 13131 · Rated by 59 people who do the job, August 2018 17. Prune, cut down, fertilize, and spray trees as directed by tree surgeons. Supplemental task · Task 13118 · Rated by 60 people who do the job, August 2018 18. Remove broken limbs from wires, using hooked extension poles. Supplemental task · Task 13127 · Rated by 58 people who do the job, August 2018 19. Water, root-feed, and fertilize trees. Supplemental task · Task 13132 · Rated by 59 people who do the job, August 2018 20. Scrape decayed matter from cavities in trees and fill holes with cement to promote healing and to prevent further deterioration. Supplemental task · Task 13135 · Rated by 60 people who do the job, August 2018 21. Spray trees to treat diseased or unhealthy trees, including mixing chemicals and calibrating spray equipment. Supplemental task · Task 13130 · Rated by 60 people who do the job, August 2018 22. Apply tar or other protective substances to cut surfaces or seal surfaces and to protect them from fungi and insects. Supplemental task · Task 13133 · Rated by 59 people who do the job, August 2018 23. Transplant and remove trees and shrubs, and prepare trees for moving. Supplemental task · Task 13129 · Rated by 59 people who do the job, August 2018 24. Split logs or wooden blocks into bolts, pickets, posts, or stakes, using hand tools such as ax wedges, sledgehammers, and mallets. Supplemental task · Task 13136 · Rated by 58 people who do the job, August 2018 ## More in Building & Grounds - [Building Cleaning Workers, All Other](https://foundation.org.ai/occupations/37-2019.00): no tasks listed - [First-Line Supervisors of Housekeeping and Janitorial Workers](https://foundation.org.ai/occupations/37-1011.00): 26 tasks - [First-Line Supervisors of Landscaping, Lawn Service, and Groundskeeping Workers](https://foundation.org.ai/occupations/37-1012.00): 28 tasks - [Grounds Maintenance Workers, All Other](https://foundation.org.ai/occupations/37-3019.00): no tasks listed - [Janitors and Cleaners, Except Maids and Housekeeping Cleaners](https://foundation.org.ai/occupations/37-2011.00): 21 tasks - [Landscaping and Groundskeeping Workers](https://foundation.org.ai/occupations/37-3011.00): 26 tasks - [Maids and Housekeeping Cleaners](https://foundation.org.ai/occupations/37-2012.00): 20 tasks - [Pest Control Workers](https://foundation.org.ai/occupations/37-2021.00): 13 tasks - [Pesticide Handlers, Sprayers, and Applicators, Vegetation](https://foundation.org.ai/occupations/37-3012.00): 10 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. 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