Description and History of Site:-
Covers with the letters LHP on them housed stop valves on the London Hydraulic Power system's mains and branches.
This one is in the street outside the Theatre Royal Drury Lane. The theatre used hydraulic power to operate safety curtains and show effects such as lifts, etc.
LHP power was available in London until its closure in 1977.
Further Reading and References:-
http://www.glias.org.uk/news/201news.html#I
http://www.glias.org.uk/news/314news.html#
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Key Words :- valve box
Viewing the Site :- on street
Address :- Russell Street, Covent Garden, London, Greater London, WC2
Grid Ref :- TQ 30520 81028
Co-ordinates :- Lat 51.513109 , Long -0.120486
Local Authority :- Westminster City Council
Pre 1974 County :- London
Site Status :- Site extant - No Protection
Site Condition :- Site disused - but otherwise substantially intact
Contributor :- Robert Mason - 15 December 2021
Copyright :- cc-by-nc-sa 4.0 © Robert Mason
Grid Ref :- TQ 30520 81028
Co-ordinates :- Lat 51.513109 , Long -0.120486
Local Authority :- Westminster City Council
Pre 1974 County :- London
Site Status :- Site extant - No Protection
Site Condition :- Site disused - but otherwise substantially intact
Contributor :- Robert Mason - 15 December 2021
Copyright :- cc-by-nc-sa 4.0 © Robert Mason