breathing line

breathing line

[′brēth·iŋ ‚līn]
(civil engineering)
A level of 5 feet (1.5 meters) above the floor; suggested temperatures for various occupancies of rooms and other chambers are usually given at this level.
References in periodicals archive ?
To aid usability multiple service areas have been installed in the booth, including high level booms, providing the booths with compressed air, electrics and breathing lines to ensure all areas of the spray booth have access to necessary services.
Among their most prestigious contracts was the intricate work to install breathing lines for divers on an underwater survey vessel, and working on 'rolling road' installations at the Renault Formula 1 headquarters near Warwick, and luxury car maker Bentley.