Start machines to feed revolving cables or rods into openings, stopping machines and changing knives to conform to pipe sizes.

“Start machines to feed revolving cables or rods into openings, stopping machines and changing knives to conform to pipe sizes.” is a supplemental task performed by Septic Tank Servicers and Sewer Pipe Cleaners. Among the occupation's 22 rated tasks, workers place it 8th by importance (#15 most important). About 40% of workers say it is relevant to their job.

This is a single occupation-specific task statement from O*NET. The figures below describe how central the task is to the job and what independent studies measure about AI and this kind of work — not a prediction that the task will be automated.

Work activities this task rolls up to

O*NET groups concrete tasks into broader work activities shared across many occupations.

• Clean tools, equipment, facilities, or work areas. in Performing General Physical Activities
• Set up equipment. in Handling and Moving Objects
• Operate construction or excavation equipment. in Controlling Machines and Processes

AI exposure

The OpenAI / Eloundou “GPTs are GPTs” study rates this task E0. No direct exposure — current language models give little or no time savings on this task.

Exposure measures whether a model could meaningfully speed the task up — it is an estimate of overlap with model capabilities, not a measure of whether the work will be done by software. The study's intermediate score (β) for this task is 0.00. Automation potential label: T0.

Other tasks in this occupation

• Communicate with supervisors and other workers, using equipment such as wireless phones, pagers, or radio telephones. · importance 4.0
• Drive trucks to transport crews, materials, and equipment. · importance 4.0
• Inspect manholes to locate sewer line stoppages. · importance 4.0
• Operate sewer cleaning equipment, including power rodders, high-velocity water jets, sewer flushers, bucket machines, wayne balls, and vac-alls. · importance 3.9
• Prepare and keep records of actions taken, including maintenance and repair work. · importance 3.9
• Clean and repair septic tanks, sewer lines, or related structures such as manholes, culverts, and catch basins. · importance 3.9
• Measure excavation sites, using plumbers' snakes, tapelines, or lengths of cutting heads within sewers, and mark areas for digging. · importance 3.9
• Service, adjust, and make minor repairs to equipment, machines, and attachments. · importance 3.7
• Clean and disinfect domestic basements and other areas flooded by sewer stoppages. · importance 3.7
• Locate problems, using specially designed equipment, and mark where digging must occur to reach damaged tanks or pipes. · importance 3.7
• Withdraw cables from pipes and examine them for evidence of mud, roots, grease, and other deposits indicating broken or clogged sewer lines. · importance 3.7
• Ensure that repaired sewer line joints are tightly sealed before backfilling begins. · importance 3.7
• Rotate cleaning rods manually, using turning pins. · importance 3.6
• Install rotary knives on flexible cables mounted on machine reels, according to the diameters of pipes to be cleaned. · importance 3.6

See all tasks on the Septic Tank Servicers and Sewer Pipe Cleaners page.

Sources for this page

Every figure above traces to a named public dataset and the exact release below — not hand-written opinion. See the full methodology for what each measure does and does not mean.

• O*NET 30.3 U.S. Department of Labor / National Center for O*NET Development
• “GPTs are GPTs” (Eloundou et al.) arXiv 2303.10130 OpenAI / academic

Data compiled June 2, 2026. Figures are estimates, not advice.

@misc{singulariki-task-11611,
  title  = {Start machines to feed revolving cables or rods into openings, stopping machines and changing knives to conform to pipe sizes.},
  author = {{Singulariki}},
  year   = {2026},
  note   = {O*NET 30.3; “GPTs are GPTs” (Eloundou et al.) arXiv 2303.10130. Accessed June 7, 2026},
  url    = {https://singulariki.com/tasks/task-11611}
}