Introduction The Steam Boat Association of Great Britain
Arlette
STEAMBOAT REGISTER - Edition 8, Jan/12
Owners: B.W. Smith and P. Smith. (SBA member - Thames Region)
Area: Kennet & Avon Canal - Trailable (UK).
HULLFast open launch
Built 1995-96 by Paul & Brian Smith at Kintbury.
Designed by Paul Smith.
LOA: 31' 0", LWL: 30', Beam: 5' 6", Draft: 1', Displacement: 1 ton.
Strip plank, cedar (½"), epoxy sheathed with glass cloth.
Blue hull, varnished mahogany decks and cockpits, wheel steering.
ENGINESingle, 3¾" x 5".
Built c1870's by J.I. Thornycroft & Co. at Chiswick.
Valve(s): sv, Gear: SLRG.
On 4 turned columns, non-condensing and exhausts to atmosphere up the funnel.
BOILERLocomotive type.
Built 1997 by Valentine Welding & Engineering Ltd. at Northampton.
Fuel: coal, Pressure: 135 psi, Grate: 1.6 sqft, Output: 400 lbs/hr approx.
Designed by Brian Smith. Shell 16" dia 30" long, 29 x 1¼" dia tubes 14" long. Side fired, fitted 3" off centre. 2 injectors ¼" and .3/8" taking fw from lake/river..
PROP3 blades, LH, 0.4 DAR., 19" x 28".
Shaft: 11/8" SS.
HISTORYNew launch built to suit the vintage Thornycroft engine. The engine is thought to have been a service engine from a Naval vessel which had reversing gear added 1900’s. Speed on Windermere has been measured as 15 mph at 680 rpm with the engine delivering 11 IHP.
SBA memberUK
 
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(Brian Smith)

(Ian Cross) Windermere, 1997

Offset boiler

Engine

Bare hull

 

 

 

(John Gibbs) Thames 2002

 

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