4.1 Quiz – Water Service Protection and Maintenance
- List three things below ground service pipes must be protected from?
- What is the minimum distance a water service pipe must be buried below ground to avoid frost?
- What is the biggest problem with self-regulating heat cable?
- Is heat trace cable available in one common length or multiple lengths?
- What are two common problems if heat trace cable is not installed according to manufacturer’s instructions?
- A curb box (frost box) is designed to raise and lower a predetermined distance for what reason?
- A curb box can allow access to turn water off to a building in what situation?/li>