Banbury Water Works, 1892—1894

Engine with 20 inch cylinder, 3 foot stroke, parallel motion, cast iron beam.

General drawings:
Plan and sections of the engine - sheet of partially coloured tracings also showing position of existing engine etc. (marked "No. 1", not dated).
Set of numbered drawings: No. 1 - General Plan of the waterworks showing existing and additional engine houses, pipes, filter beds etc. (copy); No. 2 - plan and sections of the "additional engine house" (coloured original and partially coloured copy); No. 3 - sections of the engine and engine house (coloured original and partially coloured copy); [Nos. 4 missing]; No. 5 - Town pump and girders (copy); No. 6 - suction and delivery valves, air vessel, air valve, foundation girders (copy). The original drawings were made in Dec. 1892, and passed to James Watt & Co., who made copies in May 1893. The copies were allocated letter codes.

Components etc. (in letter code order), Feb. 1893-Jan. 1894:
Air vessel (with small sketch of main delivery pipes attached); details of main pump, details of foundation girders, air valve on suction valve of main pump,- partially coloured drawings; details of entablature and columns, main lever - partially coloured drawings and partially coloured tracing copies; W. I. Foundation plates and main delivery pipes - partially coloured drawing; main gudgeon plummer blocks - coloured drawing and partially coloured tracing; details of main and back links and piston and air pump rod caps - partially coloured drawing and partially coloured tracing copy; arrangement of parallel motion - partially coloured tracing; details of radius and parallel rods, bow gudgeon and pillars for motion - partially coloured drawing and partially coloured tracing copy.

Double beat steam and exhaust valves - coloured drawing and coloured tracing copy; details of cylinder,- partially coloured drawing; connecting and main pump rods, details of top and bottom nozzles - partially coloured drawings and partially coloured tracing copies; working gear for top and bottom nozzles - coloured drawing; details of fly wheel - partially coloured drawing and partially coloured tracing copy; foundation bolts - partially coloured drawing and partially coloured copy; foundations for girders and bolts in the main pump well - partially coloured drawing; details of crank shaft and outer block - coloured drawing with tracing copy; detail of inner block for crank shaft - partially coloured drawing; general arrangement of working gear - coloured drawing and tracing copy; general arrangement of cam gear - partially coloured drawing and partially coloured tracing copy; details of bevel wheels for working gear - partially coloured drawing; 2½ inch blocks for cam and governor shaft - partially coloured drawing and tracing copy; details of piston rod; air pump and condenser - partially coloured drawing and partially coloured tracing copy; details of bucket and suction valve for cold water pump, sections of air pump cover and bucket and foot valve, feed pump and air vessel and suction and delivery pipes (marked "Patterns as used for Great Yarmouth") - partially coloured drawings; feed pump rod - coloured drawing and coloured tracing copy; detail of cold water pump - coloured drawing; cold water pump rod - partially coloured drawing.

Engine house floor, detail of condensing cistern - coloured drawings; general arrangement of trip and throttle valve - 2 coloured tracings; 6 inch exhaust pipes, 5 inch relief valve and pipes, plates and frames for the engine room floor - partially coloured drawings; air pump bucket rod, cam shaft, rods and levers for working throttle valve - coloured drawing; details and arrangement of new suction pipe - partially coloured drawing; general arrangement of working gear and steam to jacket - coloured drawing; suction pipes for cold water pump, overflow from condenser and main delivery pipes - partially coloured drawing; jacket drain, steam trap and column for steam stop valve - partially coloured drawing and partially coloured tracing copy.

General arrangement of indicator gear - partially coloured drawing; details of clip-on radius rod for indicator gear - partially coloured tracing; details of mahogany board showing steam and vacuum gauges - coloured drawing and coloured tracing copy; ¾ inch gun metal indicator cock; arrangement of pipes to steam and vacuum gauges - partially coloured drawing; mahogany board and pipes - coloured drawing.

Arrangement of new steam pipes - partially coloured drawing; sketch showing injection pipes from well - partially coloured tracing; floor plate over shafting and sleeve for governor - partially coloured drawing; main steam pipe and connection to No. 1 Engine and sketch of feed pipes; starting plate - partially coloured drawing; "Bailey's pendulum counter, Albion Works, Manchester" (also marked "Bridgewater Counter made by Roskell of Liverpool no longer manufacturers"); details of holding down bolts and washer plates - partially coloured drawing.

Uncoded drawings:
Approximate arrangement of proposed cylinder and nozzles having gun metal double beat valves - tracing marked "To the Directors", Jan. 1893; engine room floor guides - tracing, Aug. 1893; plan and elevation of proposed beam floor - pencil drawing, Dec. 1893; new chequered floor plate to carry stop valve column, plate and frame over working gear shafting - partially coloured tracings, Jan. 1894; cast iron roller, Apr. 1894; new loop rod, Jun. 1894proposed starting plate - partially coloured tracing (not dated); wheel for operating valve [?] - coloured tracing (not dated).

Rough sketches, memoranda etc.:
Memorandum of wrought iron plates required (with press copy); press copy sketch of main delivery pipes; sketch of suction pipes for cold water pump (with press copy); press copy sketch of main beam gudgeon; sketch of waste water pipes, sleeve for governor and floor plate over working gear shafts; sketch of waste water pipes; sketch of feed pipes; pencil sketch of collar for working gear shaft; pencil sketch of top of column; "Bridgewater" column and entablature - pencil drawing; pencil drawing of main lever marked "Pattern Shop Copy"; connecting rod marked "Smithy Copy".

For Banbury Water Works, Banbury, Oxfordshire. Pumping engine.

See also: Portfolio 7/2a.