Gate a Hydrant 2 : To attach an independent gate valve to a hydrant outlet before turning on the hydrant, thus permitting use of the other outlets without shutting down the main hydrant valve
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}