Septic Tank Cleaner Interview Questions

16 Provide a time when you worked in a rapidly evolving workplace. How did you deal with the change? (Make sure the candidate is flexible.)
17 Describe methods you have found effective to install rotary knives on flexible cables mounted on machine reels, according to the diameters of pipes to be cleaned.
18 Walk me through how you would withdraw cables from pipes and examine them for evidence of mud, roots, grease, and other deposits indicating broken or clogged sewer lines.
19 Name a time when your creativity or alternative thinking solved a problem in your workplace.
20 Name a time when you cleaned and repaired septic tanks, sewer lines, or related structures such as manholes, culverts, and catch basins.
21 What is the most challenging part of locating problems, using specially designed equipment, and mark where digging must occur to reach damaged tanks or pipes?
22 Describe methods you have found useful to measure excavation sites, using plumbers' snakes, tapelines, or lengths of cutting heads within sewers, and mark areas for digging.
23 Describe methods you have found effective to cut damaged sections of pipe with cutters, remove broken sections from ditches, and replace pipe sections, using pipe sleeves.
24 Tell me about the last time you monitored or reviewed information and detected a problem. How did you respond?
25 Provide a time when you dealt calmly and effectively with a high-stress situation.
26 Share an experience in which your diligence of inspecting equipment, structures, or materials helped you identify a problem or the cause of a problem.
27 Walk me through how you tap mainline sewers to install sewer saddles.
28 Describe an experience when you broke asphalt and other pavement so that pipes can be accessed, using airhammers, picks, and shovels.
29 Provide a time when you were able to identify a complex problem, evaluate the options, and implement a solution. How did the solution benefit your employer?
30 What have you found to be the best way to monitor the performance of your work and/or the work of others? Share a time when you had to take corrective action.