Metric units


Havock

Status: Under Construction

Owner: Rick Jarvis

Area: UK-Midlands


Hull

Open Launch. Construction: Glass Reinforced Plastic (GRP).
Hull designed by Rick Jarvis in 1975
Built 1976 by owner
Fit out by Rick Jarvis

Boiler

3-drum Yarrow WT Designed by thames steam launch,
Built by Thames Steam Launch Co. at Kew
Fuel: Coal, Pressure: 150 psi, Heating area: 60 sqft, Output: 600 lbs/hr,
Steel drums, copper tubes construction, Steel superheater,
condensing, engine driven pump, hand pump, injector, feed water heater,

Engine

2 cyl compound. 3.75" + 7.5" X 5"
Built 1885 by A.G. Mumford Ltd. at Colchester
Design: Mumford Nag by: A.G.Mumford
Power: 15 HP
Recovered from tidal saltmarsh in derelict condition with many parts missing. Possibly ex naval pinnace, and probably used in Thames tripping boat (Starlight?) also abandoned in saltmarsh. All missing parts cast fabricated and machined by owner.

Added to the register: 2017.12.04. Last Modified: 2017.12.04.