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The Norfolk 43 is a 43.0ft masthead sloop designed by Bruce Roberts and built in steel since 1969.

The Norfolk 43 is a heavy sailboat which is under powered. It is reasonably stable / stiff and has an excellent righting capability if capsized. It is best suited as a bluewater cruising boat.

Norfolk 43 for sale elsewhere on the web:

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  • Sailboat Guide

1982 Bruce Roberts 45

  • Description

Seller's Description

This Ketch is a real catch. She is 45 feet long with both bow and aft cabins. Each cabin has its own head, The aft cabin has a bathtub with a shower.

The wood cabinetry is solid oak and has been maintained by the owner to reflect pride of ownership. The main salon features a dinette and settee that creates an inviting environment for entertaining.

The parquet floors add a touch of class not found on many sailboats. In fact, this is a one-of-a-kind design that supports a hull number of 001.

The Bruce Roberts design called for one of three hull materials. This one is fiberglass, where the other choices were wood and steel.

A little cleaning and polishing will make this boat the envy of the harbor.

Rig and Sails

Auxilary power, accomodations, calculations.

The theoretical maximum speed that a displacement hull can move efficiently through the water is determined by it's waterline length and displacement. It may be unable to reach this speed if the boat is underpowered or heavily loaded, though it may exceed this speed given enough power. Read more.

Classic hull speed formula:

Hull Speed = 1.34 x √LWL

Max Speed/Length ratio = 8.26 ÷ Displacement/Length ratio .311 Hull Speed = Max Speed/Length ratio x √LWL

Sail Area / Displacement Ratio

A measure of the power of the sails relative to the weight of the boat. The higher the number, the higher the performance, but the harder the boat will be to handle. This ratio is a "non-dimensional" value that facilitates comparisons between boats of different types and sizes. Read more.

SA/D = SA ÷ (D ÷ 64) 2/3

  • SA : Sail area in square feet, derived by adding the mainsail area to 100% of the foretriangle area (the lateral area above the deck between the mast and the forestay).
  • D : Displacement in pounds.

Ballast / Displacement Ratio

A measure of the stability of a boat's hull that suggests how well a monohull will stand up to its sails. The ballast displacement ratio indicates how much of the weight of a boat is placed for maximum stability against capsizing and is an indicator of stiffness and resistance to capsize.

Ballast / Displacement * 100

Displacement / Length Ratio

A measure of the weight of the boat relative to it's length at the waterline. The higher a boat’s D/L ratio, the more easily it will carry a load and the more comfortable its motion will be. The lower a boat's ratio is, the less power it takes to drive the boat to its nominal hull speed or beyond. Read more.

D/L = (D ÷ 2240) ÷ (0.01 x LWL)³

  • D: Displacement of the boat in pounds.
  • LWL: Waterline length in feet

Comfort Ratio

This ratio assess how quickly and abruptly a boat’s hull reacts to waves in a significant seaway, these being the elements of a boat’s motion most likely to cause seasickness. Read more.

Comfort ratio = D ÷ (.65 x (.7 LWL + .3 LOA) x Beam 1.33 )

  • D: Displacement of the boat in pounds
  • LOA: Length overall in feet
  • Beam: Width of boat at the widest point in feet

Capsize Screening Formula

This formula attempts to indicate whether a given boat might be too wide and light to readily right itself after being overturned in extreme conditions. Read more.

CSV = Beam ÷ ³√(D / 64)

One of most popular of the designers plans. It is said that more than 1000 have been built.

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1993 Bruce Roberts 44 Technical Specs

General data about bruce roberts 44, dimensions and wieght, features and equipments, bruce roberts 44.

Bruce Roberts 44 tv detailed specifications and features

  • Bruce Roberts provided us with the latest version of its 44 service repair manual
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Offshore 38 Boat Plan

Offshore 38 Boat Plan

  • Description
  • Reviews (0)
  • THE DRAFTING TABLE by Robert H. Perry

Roberts Offshore 38 on the hard stand

 THE DRAFTING TABLE by Robert H. Perry

Roberts 38 Interior photo 01

We at Castoff feel very fortunate to be able to bring to our readers his evaluations and comments on designs featured in this section.

Bruce Roberts-Goodson has made his name in the yacht design field as one of the foremost designers of sailing craft for the home builder. It is probably safe to say, that there are more Bruce Roberts-Goodson designs being built by amateur builders than any other designer. Having worked in the field of designing for the home builder myself, let me assure you that it is more demanding of the designer than designing for professional yards. The designer must tell the builder what to do and also just exactly how to do it.  It seems that there is never an end to the questions of the home builder and I used to anticipate the day when I received the letter asking explicit directions on how to wipe a nose.

The ROBERTS 38 was designed for a client in Venezuela as a handicap racer and a family cruiser. To date 300 copies of this plan have been sold. The hull features quite moderate proportions. The keel and skeg are both generous enough to insure easy steering and good tracking. When the designer says "handicap" racing, I’m sure he doesn’t mean I.O.R. The ROBERTS 38 really has no I.O.R. features at all. This actually is a positive selling point in today’s I.O.R. fearing world. To compliment the variety of building materials listed for the hull, the designer has designed the boat in a round bilge or hard chine configuration. This is certainly a plus if you are interested in building a steel or aluminium yacht. I’m sure the round bilge version would be a faster yacht although possibly slightly more tender than the hard chine version.

The interior is offered as a centre cockpit version or as the standard aft cockpit configuration as shown. The drawing shows clearly the arrangement and there is little I can find fault with. The interior shows no effort to crowd in "fad" accommodations. All the areas are roomy and very usable.

Roberts 38 Interior photo 02

In designing a yacht with the sale of stock plans in mind, Roberts must avoid radical features or specialisation that would limit the appeal of the yacht. With this in mind, it is not surprising to find that the overall impression of the ROBERTS 38 is one of a very conservative design. Or, put another way, the extraordinary thing about the ROBERTS 38 is that there is nothing extraordinary about the design. While this may sound a little negative, in this case it is positive and accounts for the tremendous acceptance of the design.

The plans come complete with full size patterns to eliminate the lofting stage. This is sort of like using the cross-country skis that you don’t have to wax, not traditional but increasingly popular. The plans include 30 sheets of drawings with very little left for the imagination. The step by step building procedures are fully outlined in the drawings. If you are the type that enjoys building, and you are contemplating building a yacht, I would advise that you go to a designer that deals solely with the home builder. He will be most understanding of your problems and probably will have answered your questions numerous times. I think Bruce Roberts-Goodson has proven himself many times over in this area.

Reprinted with kind permission from Castoff magazine, Seattle.

 Letter  from a U.S. Offshore 38 Builder.

Mr Bruce Roberts,

I’m ashamed with myself for not writing and sending you pictures of the boat I built from your plans because your design has presented me a very beautiful boat. This boat is complimented in each little harbour we have visited. People on the water have come by to remark on a beautiful boat. Naturally that swells my pride. So you see,- I feel guilty- you should share in the praise this boat has received.

Pictures don’t describe the real entity, but this is all we can offer you now. Maybe our enthusiasm and pleasure described in this letter will help reveal the boat’s real character. I’m not a great sailor but this boat makes me look great. It sails close to wind well, and in a light breeze moves gracefully. In strong winds with smaller sails on it is stiff and swift. I couldn’t be much more comfortable in my easy chair at home. My wife and I handle it quite easily now and we are past the middle years of our lives.

From the time I received the materials from Clark Craft until I put it in the water, 13 months elapsed. During this time I held onto a full time job as a carpenter to give me the money to keep this boat going. Needless to say, I, like many we’ve met since who are building boats, didn’t have all the money at the beginning. Somehow, and strange it is, money seems to come along to build a boat.

Temporarily, we are now living on the boat in Vallejo, and each day and each week we are learning more about the trust we place in this boat. It has faced up to some good challenges and we are again shown the durability this boat has.

I’m glad we chose your design and whenever I’m asked you can be sure I’m happy to say this is a Bruce Roberts design.

A happy boat builder (amateur)

Dick and Dorothy Larson

Roberts Offshore 38

Full plans for this design are available for building in round bilge Fiberglass or Cold Moulded Wood Epoxy. They are also available in Multi-chine for building in Steel or Aluminum. It can be rigged as a cutter or ketch with either a centre cockpit or aft cockpit configuration.

The Roberts Offshore 38 is a solid cruising yacht designed to be handled by a couple and to give a comfortable ride and good all round sailing performance. The complete plans and full size patterns include many sheets of large-scale drawings, plus full-size frame patterns.

The large scale study plan package includes all the rig variations and the general arrangement and accommodation plans for both the centre and aft cockpit versions in full 1/2'' = 1' scale. Included also are construction drawings sheets showing the method required to build her in the material of your choice.

 Version A

Roberts Offshore 38 - Version A sail plan

Version B  

Roberts Offshore 38 - Version B sail plan

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  • Brand: Bruce Roberts Designs
  • Product Code: Offshore 38
  • Availability: In Stock

Prices in Australian Dollars (AUD) SP - Study Plans FPP - Full Plan and Patterns

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Bruce Roberts Spray 33 Yacht For Sale Gold Coast ** NOW SOLD **

Used yachts for sale, sail monohulls 30ft > 35ft,        bruce roberts boats for sale, bruce roberts spray 33 boats for sale.

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COMMENTS

  1. Bruce Roberts

    Born in Victoria Australia Bruce was educated at Eltham High School & studied yacht design through the US based Westlawn Institute of Marine Technology. Bruce entered the marine industry and for several years operated a boat yard in Brisbane where he completed an informal boatbuilding apprenticeship. In 1968 Bruce founded BRUCE ROBERTS INTERNATIONAL YACHT DESIGN in partnership with Andrew ...

  2. MAURITIUS 43

    The MAURITIUS 43 is probably the most popular Bruce Roberts design. It is said that nearly 2000 yachts have been built to basic set of plans. Rig types vary. A flush deck version is called the NORFOLK 43. ... Sailboat Rigging Diagram. ShipCanvas. KiwiGrip. Bruntons. Rudder Craft. Latell Evolution Sails BR. Seaworthy Goods. EWOL. SBD App BR ...

  3. Scroll Down for 100 Sailboat Plans & Kits

    This rugged sailboat is a spin-off of the popular Roberts 392will appeal to those that favor the modern ling fin keel / seperate skeg and rudder configuration. Recommended as an all round family cruising sailboat. AVAILABLE WITH ROBERTS SAFETY SKEG - EMAIL BRUCE - FOR DETAILS. SEE MORE: VOYAGER 432 STEEL OR ALUMINUM SEE MORE

  4. Boat Plans, Bruce Roberts Boat Plans, Boat Kits, Founded 1966, Official

    Bruce Roberts-Goodson. EMAIL BRUCE . BOAT BROKERAGE. NEWS LETTER: SAILING CATAMARAN BOAT PLANS FIBERGLASS, STEEL OR ALUMINUM CAT BOAT PLANS & CUTTING FILES ... GOLDEN HIND 34 Cruising Sailboat plans ROBERTS 345 Cruising Sailboat plans ROBERTS 35 Sail boat plans ROBERTS 36 Cruising Sailboat plans ROBERTS 370 Sail boat plans

  5. Roberts Offshore 44 Boat Plan

    The boat can be built as either a Cutter, Sloop or Ketch rig and has a low profile aft cockpit or Centre cockpit arrangements. The study plan package includes all versions and sail plans and comes complete with a materials list in your preferred material. L.O.A. 13.62 m. 44' 4". L.W.L. 10.00 m. 32' 11".

  6. Boat Plans

    For over forty five years the Bruce Roberts Group, with input from many designers, shipwrights, builders and owners, have been drawing detailed boat plans for sailboats and powerboats with the DIY boat builder specially in mind. These boatplans & designs range in size from 5.8 mts to 20 mts and can be built in many different materials.

  7. Roberts 25

    The Roberts 25 is a 25.0ft masthead sloop designed by Bruce Roberts and built in fiberglass since 1975. The Roberts 25 is a moderate weight sailboat which is slightly under powered. It is very stable / stiff and has a good righting capability if capsized. It is best suited as a coastal cruiser.

  8. Bruce Roberts

    In 1968 Bruce founded BRUCE ROBERTS INTERNATIONAL YACHT DESIGN in partnership with Andrew Slorach …. Andy is still involved in the business. In 1972 Bruce opened his first "International design office" in the USA. Bruce has since designed a huge range of sail and powerboats that have been built in fiberglass, steel, aluminum and wood epoxy.

  9. Coast 34

    The Coast 34 is a 34.33ft cutter designed by Bruce Roberts / Grahame Shannon and built in fiberglass since 1980. The Coast 34 is a moderate weight sailboat which is slightly under powered. It is very stable / stiff and has a good righting capability if capsized. It is best suited as a bluewater cruising boat. The fuel capacity is average.

  10. Roberts 53 Boat Plan

    Roberts 53. There are currently well over 700 of this design in use worldwide, several in the charter business. It has proven to be a fast comfortable boat and there are many, many more being built in either multi chine and radius chine steel or aluminium, round bilge fibreglass and wood epoxy. The boat can be built with either a Cutter or ...

  11. Norfolk 43

    The Norfolk 43 is a 43.0ft masthead sloop designed by Bruce Roberts and built in steel since 1969. The Norfolk 43 is a heavy sailboat which is under powered. It is reasonably stable / stiff and has an excellent righting capability if capsized. It is best suited as a bluewater cruising boat.

  12. COAST 34

    Based on an earlier Bruce Roberts design for DIY builders. Shoal draft: 5.0′ Sloop or cutter. Clearwater Marine was first builder?. Also known as PASSAGE 34, ROBERTS 341, and WESTCOAST 35. A Pilot House version was also available.

  13. 1982 Bruce Roberts 45

    The parquet floors add a touch of class not found on many sailboats. In fact, this is a one-of-a-kind design that supports a hull number of 001. The Bruce Roberts design called for one of three hull materials. This one is fiberglass, where the other choices were wood and steel. A little cleaning and polishing will make this boat the envy of the ...

  14. Bruce Roberts sailboats for sale by owner.

    35.5' Endeavour E35 Presently on the hard for winter storage at Morgans Marina, New Jersey Asking $35,000

  15. SOUTH COAST 25 (ROBERTS)

    Notes. Cruising 'trailer sailor', built and seen mostly in Australia (NSW) Based on the earlier ROBERTS 25 with modifications by the Builder. Available also with lifting keel: Draft 1.31' KU; 5.25' KD. Also a fixed keel version: Draft 4.66'. Delivered ready to sail or in varying stages of completion. South Coast Yachts.

  16. Bruce Roberts boats for sale

    Bruce Roberts. Today, Bruce Roberts, a yacht manufacturer has 39 yachts available for purchase on YachtWorld. This collection encompasses 2 newly built vessels as well as 37 pre-owned yachts, with all listings, handled by boat and yacht brokers, primarily concentrated in United States, United Kingdom, Canada, France and Malaysia.

  17. Opinions on Bruce Roberts designs

    Images: 69. Our old boat was a Roberts 40. They are cruising boats, and do that pretty well, with decent amounts of room for their size. The size of the windows is really up to the builder - some might be on the large side, many won't. Bruce Roberts has been working with steel for long enough to know how to design boats that work.

  18. 1993 Bruce Roberts 44 Specs And Pricing

    Data And technical specifications of Bruce Roberts 44 equipments, fuel economy, dimensions, weight, engine power and prices ... Contact us . Home; Bruce Roberts models ; 44 specifications; 1993 Bruce Roberts 44 Technical Specs. General Data about Bruce Roberts 44. Brand: Bruce Roberts: Model: 44: Boat Type: Sail: Category: Pilothouse (Sail ...

  19. SailboatData.com

    SailboatData.com …is a database that contains information on over 9000 production and semi-production sailboats dating back to the late 1800's. COMPARE BOATS To compare up to three boats at one time, click the (+) Remove a compared boat by clicking (-)

  20. Robert Offshore 38 Boat Plan

    The Roberts Offshore 38 is a solid cruising yacht designed to be handled by a couple and to give a comfortable ride and good all round sailing performance. The complete plans and full size patterns include many sheets of large-scale drawings, plus full-size frame patterns. The large scale study plan package includes all the rig variations and ...

  21. NORFOLK 43

    Bruce Roberts: KLSC Leaderboard. Sailboat Calculations Definitions S.A. / Displ.: 13.80: Bal. / Displ.: ... Bruce Number: The Bruce Number is a power-to-weight ratio for relative speed potential for comparing two or more boats. It takes into consideration the displacement and sail area of main and jib. 100% fore-triangle only, no overlapping ...

  22. Bruce Roberts sailboats for sale by owner.

    Bruce Roberts preowned sailboats for sale by owner. Bruce Roberts used sailboats for sale by owner.

  23. Bruce Roberts Spray 33 Yacht For Sale Gold Coast

    The Bruce Roberts 33 Spray is often praised for its robust and reliable build. It is designed to handle bluewater cruising and is well-suited for long-distance voyages. Many S33's have completed circumnavigations - proof that this is one great design. Accommodations: The yacht offers comfortable and functional accommodations for extended ...