Southern Spars

Southern Spars
Name	Southern Spars
Type	Spar manufacture and rigging company
Products	Sails, masts, booms, pole spars
Industry	Shipbuilding

Southern Spars is a historical manufacturer and supplier of spars, masts, booms and rigging components widely used in yachting, racing, naval architecture and commercial sailing vessels. Founded in the late 20th century as a specialized engineering concern, the company and brand became associated with high-performance carbon fiber spars, aluminum masts, and composite rigging adopted by competitors in events such as the America's Cup, Volvo Ocean Race and the Olympic Games. Its work interfaced with designers, yards and teams drawn from institutions including naval architecture firms, shipyards and professional racing syndicates.

History

Southern Spars emerged amid a shift from wooden to aluminum and composite spars that began in the mid-20th century, paralleling advances by firms like HanseYachts, Yanmar, Beneteau, Nautor's Swan and Oyster Yachts. The company collaborated with designers from Gurney & Stevens-style studios, performance teams affiliated with Team New Zealand, Oracle Team USA, Luna Rossa Challenge and national sailing programs such as British Sailing Team and US Sailing. Southern Spars supplied spars for campaigns in the America's Cup, the Volvo Ocean Race, the Sydney to Hobart Yacht Race and the Whitbread Round the World Race, while also equipping yachts competing in classes governed by World Sailing, International Olympic Committee and class associations like the International 14 and TP52.

Design and Construction

Design work at Southern Spars integrated naval architecture inputs from firms such as Swan Design Office, Farr Yacht Design, Judel/Vrolijk & Co., Owen Clarke Design and Sparkman & Stephens. Engineering teams used finite element analysis tools developed alongside industrial partners like Autodesk, ANSYS and composites specialists akin to Hexcel and Toray Industries to predict bending, buckling and vibration modes. Construction drew on tooling and production methods influenced by shipbuilders including Conyplex, Meyer Werft and high-performance boatyards such as Multiplast and Green Marine. Aerodynamic shaping was coordinated with sailmakers like North Sails, Elvstrøm Sails, Quantum Sails and Third Element Sails to optimize sail-induced loads.

Types and Variants

Southern Spars produced a range of masts, booms and pole spars for cruising, racing and commercial use, encompassing high-modulus carbon fiber masts for campaigns like America's Cup 34 and aluminum spars for production yachts from builders such as Beneteau and Jeanneau. Variants included deck-stepped and keel-stepped masts used by fleets in events such as the Fastnet Race, fractional and masthead rigs common to classes like the J/24 and one-design rigs for regattas organized by Royal Yacht Squadron and Yacht Club de France. Push-button furling booms and rotating masts developed with partners like Selden Rigging and Harken addressed trends seen in Rolex Sydney Hobart competitors and offshore racers from teams sponsored by Volvo and Rolex.

Materials and Manufacture

Material selection combined high-modulus carbon precursors from suppliers akin to Toray Industries and resin systems comparable to Gurit products, alongside aluminum alloys such as 6061 and 7075 used by manufacturers like Alerion and Alloy Yachts. Composite layup and curing techniques mirrored practices at facilities similar to Multiplast and Spirit Yachts, with autoclave curing and vacuum-assisted resin transfer molding adopted for race-grade spars. Quality assurance referenced standards from classification societies such as Lloyd's Register, Det Norske Veritas and Bureau Veritas, and production workflows integrated CNC machining, ultrasonic testing and non-destructive evaluation methods used in aerospace suppliers like Rolls-Royce plc and General Electric divisions.

Operational Use and Maintenance

Owners and sailmakers, ranging from private skippers associated with clubs like Royal Ocean Racing Club and San Diego Yacht Club to professional crews from Emirates Team New Zealand and American Magic, relied on Southern Spars’ specifications for tuning and rig setup. Maintenance practices echoed recommendations from rigging firms such as Musto, Spinlock and Jeanneau Service, including regular rig surveys, standing rigging replacement intervals, and checks for core delamination familiar to technicians trained by institutions like British Maritime and Coastguard Agency-certified yards. Field repairs in the offshore context referenced techniques used by shore teams in events like the Volvo Ocean Race and rescue coordination with authorities such as United States Coast Guard.

Notable Installations and Examples

Notable yachts fitted with Southern Spars components included racing and cruising vessels campaigned by syndicates and owners from Team New Zealand, Oracle Team USA, Luna Rossa Challenge, private campaigns entered in the Sydney to Hobart Yacht Race and TP52 fleets that race under the auspices of European Yacht of the Year nominations. Installations on prominent vessels were documented alongside builders such as Nautor's Swan, Beneteau, Jeanneau, Alloy Yachts and refit yards like Pendennis Shipyard and Holland Jachtbouw, while spar specifications influenced by Southern Spars were cited by sailmakers including North Sails, Quantum Sails and Elvstrøm Sails during international regattas supported by sponsors such as Rolex and Volvo.

Category:Ship components Category:Yachting