headhouse
nounEtymology From head + house.
1
The portion of a passenger railway terminal not housing the tracks and platforms, comprising ticket counters, baggage facilities, etc.
- Several members cast it as an either-or issue, pitting the form of the headhouse against the function of the passageway.2007 January 8, William Neuman, “Planners Clash Over Transit Hub, and Riders Win”, in New York Times:
2
The overground portion of a subway station.
3
A structure built at the top of a ventilation shaft or mineshaft.
- HS2 Ltd has unveiled the final design for the Little Missenden ventilation shaft headhouse on the ten-mile-long Chilterns Tunnel. Its single-storey design is said to have been inspired by barns and historic agricultural buildings in the area. [...] The headhouse will sit above a ventilation shaft 17.4 metres in diameter and 30 metres deep.2020 December 2, “Network News: Vent shaft design revealed”, in Rail, page 19: