Sample interview questions: Are you familiar with using drain lining or pipe bursting techniques for drain repairs? If so, can you explain the process?
Sample answer:
Yes, as a professional Plumbing > Drain Technician, I am familiar with using both drain lining and pipe bursting techniques for drain repairs.
Drain lining is a process used to repair damaged or deteriorated pipes without the need for excavation. It involves inserting a flexible lining material, usually made of resin, into the existing pipe. The lining is then inflated and cured in place, creating a new pipe within the old one. This method is effective for repairing cracks, leaks, and small to moderate-sized pipe damage. It is particularly useful for pipes that are difficult to access or located underground. Drain lining offers long-lasting results and helps to restore the structural integrity of the pipe.
On the other hand, pipe bursting is a technique used for replacing old or damaged pipes with new ones. It involves breaking the existing pipe apart from the inside and simultaneously pulling a new pipe into place. This is achieved by using a bursting head, which is hydraulically or pneumatically powered and inserted into the pipe. As the bursting head advances, it fractures the old pipe while the new pipe is simultaneously pu… Read full answer
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