Tag Archives: steam tunnel

Many facilities contain buried steam lines which originate in the power house. These buried steam lines are used to bring steam to noncontiguous buildings and structures, allowing heat to be provided through a central power plant. Another name for this is “District Heating.”

Manholes and pits are usually strategically placed to allow for access to buried vaults. These vaults, or concrete structures, vary in size but are normally 10’ x 10’. This is where the shut off and maintenance valves are located. These shut off valves give the utility staff the ability to shut off the steam to facilitate replacement or maintenance operations in the buildings…More