BOSUN DINGHY CLASS ASSOCIATION Bosun Dinghy website title

BOSUN HISTORY

 HISTORY OF THE BOSUN DINGHY

1. In 1959 the RNSA decided that there was a need to replace the existing 14ft RNSA Dinghy, used for training and recreational purposes.

2. The basic requirements were for a tough, stable craft, able to operate easily from ship or shore, fast enough to be rewarding to sail and to attract skilled dinghy helmsmen, sailor proof and to require the minimum of maintenance, suitable for open water sailing with built in buoyancy to support four persons, capable of being righted and sailed away without outside assistance, and to have stability suitable for training and encouraging learners.

3. The Admiralty invited some thirty firms to tender for a design, and from this invitation five craft were ordered of four different constructions, which consisted of a Prototype Bosun, two Albacores (one extra heavily built), the Lazy 'E' by Jack Holt and one supplied by Portsmouth Dockyard. All these were thoroughly tested out in the Solent, and the Bosun was selected.

4. The 14ft Bosun was really developed from the original 12ft Alfa (rather like a National 12) also a fibreglass boat, and both were designed by Ian Proctor. The rights in it were secured by Bossoms Boat Yard Limited, Medley, Oxford. The Prototype was moulded by Bourne Plastics Limited of Nottingham and fitted out by Bossoms. It was a condition that if the design was accepted, the Ministry of Defence would have the right to the design for its own purposes, because they were paying for the tools and the Prototypes, but that the sole commercial rights would remain with the Company offering the successful boat.

5. In this case it was a joint feature, as Messrs Bossoms Boat Yard Limited has a half share with Bournes. Some twenty-one Mark Is went into service during the year beginning September 1961. Trials went on for about eight months, a number of minor points arose from these trials and all suggested modifications were incorporated in the Bosun Mark II, the first of which went into service with the Portsmouth Command Sailing Centre in April 1963.

6. After the original order had been fulfilled, the contract was given to Ferranti Limited of Anglesey, who built between 200-300 boats. The contract then passed to Messrs Moore and Sons of Wroxham. This firm held sole commercial rights and has been responsible for building the majority of Bosuns afloat today. Late in 1974 the contract passed to Thames Marine Limited of Canvey Island Essex.

7. The particular features about the Bosun which appealed were the rigidity of the hull; the excellent built-in buoyancy and the ability for one person to drop the mast which stands on a tabernacle and falls aft, the forestay having a terylene tail reeved through the bow sheave. This is wonderful for travelling, enabling a relatively inexperienced crew to rig and be away quicker than most other Classes. It is not a light boat, average weight being about 375lbs but it has a turn of speed and, from a novice point of view, it is most stable and yet can give that degree of interest expected in a lighter boat.

8. The inaugural General Meeting of the Bosun Association was held at the 1965 International Boat Show at the instigation of Lt Cdr J M A Fairbank RN, who had conducted the trials. At this meeting it was decided that the Bosun Association would operate under the auspices of the Royal Naval Sailing Association (RNSA) due to the number of Service Boats compared with those in private ownership.

9. The Constitution and Class rules were agreed and a Committee formed to administer the Bosun as a strictly one design, RYA recognised, Class. The Committee meets once a year to organise racing, review the specification and maintain liaison between the owners, both corporate and private, the builders and principal contractors and Director General Ships who is responsible for all Bosuns built under Ministry of Defence contracts.

10. An annual General Meeting is usually held at the time of the National Championships. All Bosuns entered for Class events, including the National Championships are registered with the Association. The Bosun currently races off a Portsmouth Yardstick of 1198 (2001) with about 2500 Bosuns having been built.

Thanks to Peter Stacey of the Crews Union for the information © crewsright@frontend.bosun

 

 

The 4.27 metre BOSUN SAILING DINGHY was designed in 1963 by Bossom's Boatyard Ltd., for the Ministry of Defence (Admiralty), as a new replacement for their training and recreational dinghy. The statement of requirements called for "a racing performance to keep the expert helmsmen interested and enable beginners to compete". The company has been supplying Bosuns throughout it's life to the M.O.D. They are sailed world-wide by H.M. Forces. The construction of G.R.P. for hull and deck with foamed to shape P.U. buoyancy. All external edges, including stem and transom are formed in timber for damage and abrasion protection. The majority of the fittings are in polished stainless steel and the spars are anodised aluminium. The centreplate is of 6mm steel, galvanised and the rudder and tiller are timber so that they will float.

 


Any further information would be welcome

Copyright of Derrick Page - First produced January 1999. Updated 12th Mar 2011

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