You gotta "call 811 before you dig" to locate (if) any and all underground utilities, such as: gas (yellow mark), electricity (red markings), communications (orange), sewer (green) and, of course, water (blue), that could potentially be encountered within your targeted/proposed section (white markings).
This video was a helpful intro. The visual diagrams also made the concepts more clear. Thanks!
"Street cut" required to install services
Great educational instruction
Is this a correct name - underground utilities?
yes, Water Distribution!!
You gotta "call 811 before you dig" to locate (if) any and all underground utilities, such as:
gas (yellow mark),
electricity (red markings),
communications (orange),
sewer (green) and, of course,
water (blue),
that could potentially be encountered within your targeted/proposed section (white markings).