A pipe or tank used for the storage of water, esp. for emergency use. standpipe connection star drill
A relatively short length of pipe driven into the upper soillike portion of the overburden as the first step of collaring or spudding-in a borehole. also called conductor, conductor pipe.
A short piece of pipe wedged or cemented into a borehole after completion to act as a marker and keep collar free of cave.
Стояк
"connecting pipe or adaptor that enables water to be delivered from a supply point or main to a point of connection.
