) From all that I've read, if going with epoxy, the addition of CSM to the layup schedule does not add strength, only thickness. My favourite little boat so far has been my supernova trimaran it's a bit like a weta about 15ft long with a 12ft beam and low buoyancy floats the thing sails like a super fine dinghy with really good light air performance and due to the beam design you have a comfy cockpit to stick your legs in I could imagine going long distances in this boat. Joined: Sep 2023 Posts: 2 Likes: 1, Points: 3 Location: South Africa Lionellong New Member. * Bolts onto the floor. Discuss boatbuilding materials: composites, woods, metals, plastics, and finishes. Boat Design Net does not necessarily endorse nor share the view of each individual post. Naval Architect (small craft) has available: 1. While the vent line allows venting ie the displaced air to allow for the fuel to fill, a result could be that the fuel process will be very slow. These boats could be heavy full ended carriers or fast models with. This makes good sense. gonzo, Apr 9, 2003. rangebowdrie, Nov 11, 2022. Home Boat Design Forums > Community > All Things Boats & Boating > Bathtub Race Anyone? Discussion in 'All Things Boats & Boating' started by DogCavalry, Nov 4, 2021. Discussion in 'Boat Design' started by T Brown, Nov 4, 2022. If your definition of "feasible" is to build an efficient. 7 pounds per square foot. Tried several different options and materials and clearances. The other is designed for easy building designed for slightly lower power level and is the lowest drag hard chine hull for 11kph with 70kg person plus boat. Wet the joints with unthickened stuff then butter on the thickened (to about thin peanut butter). Now you can connect the two points to form one line generating your developed surface. Typically when a set of plans is sold the buyer buys the right to build one boat off of those plans and the designer agrees to provide some level of support. Lets look at it from another direction. A lot of drawing options are worth working on. The drag is 70lbs (32kg) of drag with both boards down all the way at a given speed that I can't recall. Home Boat Design Forums > Construction > Boatbuilding > New boater! New boat! Need help! Discussion in 'Boatbuilding' started by Dubbies, Jul 29, 2023. Made with stitch and glue 5mm thick marine ply. She was upside down on the trailer with a tunnel partially completed. net forum. Butch Lynn. Live in Australia where you don’t need to register a boat under 4HP. aluminum prices. Hello all,Not much activity on this Wooden Boat Renovation forum. 9K. NZ news: Dual Tokyo Olympics rowing medallist Kerri Williams back for Paris 2024 campaign. I think that for me a cat is the answer to a decent cabin while being stable and fast. Boat Design Net does not necessarily endorse nor share the view of each individual post. Finer cutters or abrasive cutters are less likely to cause chips. Tab the bottom inside as well; fair it out to avoid hook. (You must log in or sign up to post here. 75 ounces per square yard. The ply floor was bonded without mechanical fasteners to the tops of the stringers. The hull draft is 1. There are major shipping lanes, big cruise ships, and big ferries. I did buy 4 sheets of 1/8" that came out to $1. Your circumstances or experience may be different. Fusion 360: Best Free Boat Design Software for Beginners & Mac. I will be starting construction of a wooden powerboat of classic lines from the early 1900's fairly soon and would appreciate some advice. Jan 3, 2008. co. At the moment we have a small motorboat type bimmini and ali frame. 2. With a long-established philosophy of uncompromising quality in every detail, Formula is recognized as the world’s premier powerboat manufacturer. Forum posts represent the experience, opinion, and view of individual users. Forum posts represent the experience, opinion, and view of individual users. One Design Forum Generally discussion on one design sailboats. In contrast typical epoxies and styrenated resins are themosetting plastics. A gift for you, this is the boat that started this whole thing, to make boats with Blender. Asuming your truck is not a 18 wheeler, we consider the bed to be 8ft long and 66in wide. 2 layers of 1/4" mahogany on opposite diagonals with an outer layer of 1/2" mahogany, all applied with West System epoxy. Joining sheets is not a problem but the cost per pound of aluminum is not based on sheet size. Skeeter’s goal, to build boats that are engineered like no other, permeates everything we do—from our design and manufacturing methods to the courtesy we extend each time you walk into a dealership. The Forum is a free service, and. Comments: 91. this is a rough guide of my power consumption i will note down the exact values tomorow. Freeboard affects the stability of a sailing boat, as shown in this picture of righting arms curves. By far the best idea in the boat building industry, and posted many times on Boat Design Net, is to build or buy a boat that fits your SOR best within the compromises that have to be made, since always some requirements are conflicting each other within the laws of physics and/or budget. The wetted surface and friction is then aboat the same. 4 m inflatable zodiac tender" much more than "3 to 4 knots". start for [email protected] Nov 17, 2023 8:55 pm. It is a natural phenomenon which stems from the principle of minimum energy (of the closed system "water-boat"). 5 ounces, combined with the cloth it would weigh 29. A yacht also makes waves as it pushes the water around and under the hull from the bow (front) to the stern (back) of the boat. The 233 has a deeper and steeper v (and also rounded), and it appears to have a deeper v at the front entry as well. They make repair and mainteinance faster and cheaper. Transporting passengers to and from the island. Divide 9 pounds per gallon is 1. Join and clamp moderately. This thread is to discuss thermoplastic boat construction. Discussion in 'Boat Design' started by Paolo DB, Oct 16, 2023. Directory of yacht designers and naval architects, gallery of design work, and active boat design and boat building discussion forums. Page 3 of 367 < Prev 1. 5 meters. In this case we are talking about foam cored fiberglass reinforced plastic. I really like the concept of Dudley Dix’s sport boat style with a ‘retro’ twist for his Retro 29. rot resistance is an important feature. Chapelle measured many sharpies when researching for his books, and the successful sharpie hulls tended to fall into similar proportions. But you have to start with a large one. Discuss monohull and multihull motorsailers and motorsailer design. add to list. Joined: Jul 2021 Posts: 2 Likes: 0, Points: 1 Location: Tampa BigBull New Member. Tags: cat; catamaran; offshore; Joined: Feb 2023 Posts: 1 Likes: 0, Points: 1. load = 3 x 4w led 1m strip lights = 12w. I have never built or designed a boat but have contemplated building a small(12’) fishing skiff. Discussion in 'Powerboats' started by Rylo, Jan 18, 2020. Materials are still available and overall cost to build and outfit seems to be about 3X-5X a used Searunner ($50-75K). And when I sand, it will be impossible to make the surface fair, because plywood will wear down faster than epoxy fairing compound. png. In contrast buildng a UK style canal boat will be a new experience for a US yard. The kite - are sold by square meter area - in high aspect and low aspect ratio. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. Really just unsure of its linage, LYS, Simmons and the Work Skiff are old and proven designs, I don’t know much about the Lady Bug in that regard. Mike Waller designs strong boats, result is you have 9 mm (3/8) plywood skins where as, Richard Woods uses mainly 6 mm ply skins and less surface area at 25 foot lengths. I am replacing the transom on a Mako 22 cuddy with epoxy and coosa, I have two big questions. 00 to have access to the Hull-1 plans, I'm sure you will agree that. Sailboat, multihull, powerboat, and yacht manufacturers and custom builders. The best part is that this DIY uses all the readily available supplies – 2’’ PVC schedule 40 pipes, 2’’ conduit, brackets, concrete, and wood. The Forum is a free service, and much like the "free" content on Public Radio, we hope you will support WoodenBoat by subscribing to this fabulous magazine. Home Boat Design Forums > Design >. Mike Waller designs strong boats, result is you have 9 mm (3/8) plywood skins where as, Richard Woods uses mainly 6 mm ply skins and less surface area at 25 foot lengths. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. Ron, It all depends on the thickness of the plate and the dimensions between frames. You could put a prop inside a pipe, build a steering nozzle on the back, include a thrust bearing and your DIY jet would move a boat. It is designed with a host of tournament-ready features, including a full onboard bait-prep area, a tackle station, a lockable below-deck rod holder, in-floor fish. Shown here is a folding centerboard used on boats up to 13. . Epoxy would be my first choice in a laminated bent frame, regardless of wood species. The rest of the hull and interior would be traditional downeast styling, simple and open. And please keep threads on topic. despite my screen name I work a more than full time job and there was no way I could attend a college for naval architects. Discussion in 'Boat Design' started by Jan Herich, Aug 11, 2023. So the thought is. - length to breadth 4:1 and higher. Some example RPM data (APC 12x8, 200pound load in the boat) 100W 530RPM, 200W 630RPM; 300W 700RPM. Joining sheets is not a problem. 7m Fishing boat. Thoughts on maybe doing the V in 4mm ply ,2 layers. For the net weight of the trimaran, I assumed 220 kg for a 5 m one, and a scale law as : net weight = 220 (Lhull/5)^2 . Fusion 360 is however not capable of hydrostatic. For a 10x20 roof, 340 pounds sheathing. This past summer, he rode his bicycle across country from Oceanside, CA, to Ocean City, MD, to test his stamina and complete a self-imposed goal of Air-Land-Sea efforts. One is the lowest drag hull for 75kg person and power level of 150W designed for 12kph. I know that some builders use. Page 1 of 2 1 2 Next > Joined: Feb 2016 Posts: 18 Likes: 0, Points: 0, Legacy Rep: 10Home Boat Design Forums > Design > Boat Design > Hull Extension. Oct 20, 2011. Home Boat Design Forums > Design > Boat Design > Foreign Manufactured Boat. usually you can not make a one for one substitution unless the new material has similar or better properties. Based on our requirements listed above, here are the top five sailing forums online today. -- the galley sink module contains the sink, pressure water pump, and manual foot pumps. #10. 0361 pounds per cubic inch. It weighs 59kg including a glass clad bottom and a lot of saturation epoxy and paint. There are several scratches, no corrosion. Joined: Oct 2010 Posts: 2 Likes: 0, Points: 0, Legacy Rep: 10 Location: Qld Aus Pushpit New Member. Basically, any kind of propeller blade (e. Joubert has designed Big Bandicoot as a speed sailing machine intended to go fast only in strong winds. Powerboats. When you wind the rubber band up, it stores potential energy. This is why automotive engines are popular in airboats, and most use. Page 1 of 14 1. At good old times ,may be 40 years ago , Turkish Yacht Magazine published Bruce Bingham Flicka 20 Plans. Latest Comment: Puffin 30 Motor Yacht Fwd Stephen Ditmore, Jun. DELFTship: Intuitive Free Boat Design Tool with Professional Option. The ultimate collector's item, only an exclusive few will own the latest version of a boat that has defined "high performance" for more than six decades. Home Boat Design Forums > Community > All Things Boats & Boating > What boat is this - Please help. Composite is a blanket statement and means made out of several materials. 1. 5 cm. Discussion in 'Boatbuilding' started by JordieS, Nov 14, 2011. Always use good judgement and due dilligence. All the bridge boats I have been on all discharge the Genset exhaust to the aft opening. Home Boat Design Forums > Design > Powerboats > 4. fallguy, Nov 9, 2023. Sterndrives Stern drive lower and upper units, transom and gimbal assemblies, steering, and trim pumps. Due to its special shape, only a small opening is needed in the bottom of the boat. Home Boat Design Forums > Design > Sailboats. Hokule`a made its first voyage to and from Tahiti in 1976. Due to its special shape, only a small opening is needed in the bottom of the boat. This is done by rolling 5 mm sheets into a half semicircle with a 535 mm radius. Home Boat Design Forums > Design > Boat Design > Compression Post Design. Figure the fiberglass or waterproofing layer is the same. The link in my signature is a photo album of my boat before any work began. Use inboard diesel. I am currently trying to identify a boat. Discussion in 'Boat Design' started by Furkan, Nov 23, 2020. Joined: Sep 2021 Posts: 3 Likes: 0, Points: 1 Location: Horw, Switzerland Joerg Furrer New Member. Discussion in 'Boat Design' started by livinlife, Jan 10, 2010. Final step was 3 coats of matching paint before through tapping the top for final bolting. Posts: 105500. View attachment 180241. 1. Home Boat Design Forums > Design > Powerboats > 1967 Hobo Houseboat rebuild, and mods. Discussion in 'Boat Design' started by CaramoanReef, Feb 16, 2023. It allows to create hull from both hull lines and forming a shape etc. 2 applications are developed, one VE for « V ». Boat design and boatbuilding projects, plans, concepts, reviews, and resources. Synthetic rubber on both sides of polyester fabric, aka. Ka`upena Wong organized the religious ceremonies for the launching, with Kalena Silva and Keli`i Tau`a assisting in the rituals. Be careful to avoid going up too high and allow for some 1708 tabbing on the outside. File size: 305. Page 1 of 2 1 2 Next > Joined: Apr 2011 Posts: 89 Likes: 1, Points: 0, Legacy Rep:. As an aside, airplane engines make great airboat engines because they produce lotsa torque at low rpms, like a diesel engine, but are still lightweight. Buying a lifeboat for conversion means you probably have limited funds. Home Boat Design Forums > Design > Multihulls. BoatUS Boat Graphics and Lettering has been supplying quality, custom decals and lettering for over 30 years. Not too many requirements but here they are. It is safe to say that bare cold molded wood was exposed outdoors in salt air for no less than 5 years and the only loss to rot was an inch at the transom -to be expected because it was stored upright without a cover. The wetted surface and friction is then aboat the same. I suggest you seek out the books by Kotaru Horiuchi that describe his career in boat design as most of the boats covered were designed while he was working as an in house designer for Yamaha. With over 500,000 posts now, the forums are a great place to discuss all aspects of boat design and boat building. Designed by Jordan Wilson, this round and well-balanced font features a unique ‘textured’ look that’s sure to lend a slight, yet realistic worn look to your projects. A forum to discuss "do it yourself" marinizing of engines / conversion of automotive engines to marine use. Sailboat, multihull, powerboat, and yacht manufacturers and custom builders. We just build boat using 2 waterjet castoldy 340 HC and 2 Cummins Engine @ 500 hp Rpm: 2600, design speed: 28 knots ( particular, Loa:15 m ,Lwl:13. Only considering the price of the boat, the cost for electricity. View attachment 180243. You are going to struggle competing with "plated and compliant" from Poland. Talk about your other boats, cars, toys, etc. Sailboat, multihull, powerboat, and yacht manufacturers and custom builders. Maybe helping hobbyists make boats in your yard would be more. I can't find any specific forums out there that discuss this particular boat vintage. Design the electronics. Page 2 of 3 < Prev 1 2 3 Next > Joined: Jul 2004 Posts: 120 Likes: 19, Points: 0, Legacy Rep: 221 Location: New YorkThe Marketplace Forums can be useful for members who know one another well from forum discussions and offline communications and wish to post boatbuilding tools, drafting tools, molds and tooling, and other professional equipment for sale or trade. On the Eclipse it formed the side of the dry hanging locker for shore clothes. We have a 43' Jeanneau with wet plywood core in 2 floors over the aft half of the keel. Back in January of last year, I bought a boat from an estate auction. gif files. Home Boat Design Forums > Construction > Boatbuilding > Wooden Boat Building and Restoration > MAS epoxy. Thats why barges are such nice liveaboards. It is taken off his Didi 26 design and has a flat hull shape and a deep lifting bulb keel. Your circumstances or experience may be different. - Length: 40 cm. If it were seaworthy, and 12-13 meters, it would be the perfect boat for us. - Must have: Hull, Mast, Ballast, and Sail. It has a flat hull 7’ x 20’. Need to insert high density wood or solid fiberglass laminate for screw holding. Jacob is an ex-Air Force pilot, having flown A-10 Warthogs for many years, including two tours in Afghanistan. See the photo with the Honda motor. - Water depth - 1. For example, the shape of the sheer line ( where the deck meets the hull ) is easy to calculate. Fishing boat wraps offer the greatest variance in terms of the sizes required. I have built sailed and owned both daggerboarded and LAR keeled catamarans and indeed had the same design fitted with keels and with daggerboards (the 24ft Strider). It's a mystery to me why it's done like that. com for more information and to have more overview. I am seeking a boat designer/marine architect to assist me with designing a downeast style 19' center console. Discussion in 'Boat Design' started by BigBull, Jul 26, 2021. Thermoplastics are plastics that can be melted or heat formed. I need some good advice. One Design Sailing Community - Discuss sailboat racing, rigging, repair, rules, measuring, and class politics. Propulsion (link) Surface Drives, Jet Drives, Outboards, Sterndrives, Pod Drives, Inboards Home Boat Design Forums > Construction > Boatbuilding >. There are big tides (15 feet and more) and strong currents (up to 15 knots through Seymour narrows, lesser currents in other areas); likely weather ranges from dead calm to gale force winds. 5 to 2mm onto pulleys. G'day i am new to this site and got on to it with one idea - I am looking for a really nice 4. Page 1 of 25 1. Forum posts represent the experience, opinion, and view of individual users. Thread Display Options. Cruisers Forum. Also here are the restrictions. Press Releases A forum for boat-design, boatbuilder, boat company and marine-related press releases. @Suamba I can provide the complete design that you need to develop a wondeful wakeboat . Joined: May 2015 Posts: 9 Likes: 2, Points: 3, Legacy Rep: 10 Location: MI mini gt Junior Member. net) is a web site designed to allow users to interact with eachother in the form of boat design and boatbuilding forums and galleries in which messages, images, photographs, and drawing files can be exchanged and posted for comment. Buying a lifeboat for conversion means you probably have limited funds. Discussion in 'Boat Design' started by white crown, Feb 25, 2017. 667 power is about 1. It might be tough to pull off on a 33'er unless you are 5'2". Diesel engines are too heavy. ft on the lower level and an additional 1000 sq. Propeller selection, performance comparison, prediction, experience, and modification. - RS class for composite ships. If anyone has experience in designing something along these lines I. I may be interested in selling it if I could find the right buyer. Education. Welcome! When you register for the free version of Delftship you get access to their model database which contains 3 tug models. The fully rigged Moth on the water is around 30Kg, plus the skipper, which in my case is 80Kg. 00. To avoid chips and splinters, try laying an adhesive tape over the cut before marking the line; this can help protect the brittle outer gelcoat. The definitive guide to luxury yachts and the yachting lifestyle. Sonorous Font. say you have 3 yards glass; you need 30 oz epoxy by weight or say 1. Studies have been done that came up with figures such as 10 years for the average lifespan of an aluminum tank. Fresh water weights 62. One is the lowest drag hull for 75kg person and power level of 150W designed for 12kph. this is my first Gordon surface. Glass in and built up the aft drip edge to run water outboard of the cabin sole. We “know” that at 5. For $2700 plus another $2000 in shipping if needed, you get a rock solid hull and an engine with limited hours. When filling, this hose will fill up completely before the fuel goes into the tank and will not allow for venting through the filler. Boat Design Gallery Concept model of the 14. Joined: Aug 2008 Posts: 4 Likes: 0, Points: 0, Legacy Rep: 10 Location: Victoria BC oldstyle New Member. Home build boats are also exempt, but you can not sell them on the open market until 5 years after completion and put into use. 76 m ). With a resolution of 1000 pixel and a 10 m length (10000mm) the accuracy is 10 mm. Even with microspheres, epoxy is just too damn hard. If two centerboards are chosen, the total surface area must be the same as a single one. Anyone can check out for. Canada news: Kamal Elboghdadi: A master of the oars. If this is your first visit, be sure to check out the FAQ by clicking the link above. Home Boat Design Forums > Design > Boat Design. Home Boat Design Forums > Community > All Things Boats & Boating. Discuss boat design concepts, projects, plans, reviews, resources, and general design topics. The boats refueled every other day. I have looked at many ideas including the Hartley Scamp 15 half cabin boat, as well as a Jarcat 5. 5 meters. Home Boat Design Forums > Design > Propulsion > Outboards. How it looks the following: Get from CNC the plug, sand it a little bit if it needs and then applying a layer or resin (spefic for foam) to make it a little bit more stable. Views: 3,140. Discussion in 'Boat Design' started by mini gt, Aug 15, 2023. Modular boat. S20=BSP P (-260 -13. Joined: Feb 2017 Posts: 4 Likes: 0, Points: 0, Legacy Rep: 10 Location: Washington white crown New Member. That's approximately 2 x 15 x 50 = 15 x 100, or fifteen hundred pounds of fish. The boat design forum appears to be a one-stop-shop for interested boat builders and architects, with everything from basic building advice to complex details. Tags: centreboard; Joined: Aug 2023 Posts: 5 Likes: 0, Points: 1 Location: Petersfield, England Ginny Harvey Junior Member. That means bolt thru and backing plate. Discussion in 'Materials' started by werwer6969, Sep 6, 2006. Hi,Home Boat Design Forums > Design > Boat Design > Catboats. For a trailerable houseboat, I’d be looking for a tri hull of maybe 24’ to build out. I am going for about a 15 footer with a 7' beam, i have considered. 9 pounds. for sailing. Page 1 of 2 1 2 Next > Joined: Jun 2018 Posts: 40 Likes: 2, Points: 8 Location: uk Wellington Junior Member. Discussion in 'Boat Design' started by Zane, Aug 1, 2011. Our designs are built. 00 for a 4 ft x 8 ft sheet. Long story short. net BBCBoards is the leading online community for Bass Boat connections. That's approximately 2 x 15 x 50 = 15 x 100, or fifteen hundred pounds of fish. Total hull surface is about 64m2. 4) Livewell Leaking. The paddle boat in Figure 3 is powered by a rubber band. To me it is outrageous. Mass – the amount of matter that is. Press Releases A forum for boat-design, boatbuilder, boat company and marine-related press releases. Paying to have it converted doesn't seem to make any sense. Inspired by offshore powerboats, Joubert gave her hard chine hulls. I’m exploring getting an aluminum, 5083 H116, Center Console built out of the United States to be. 5' long shaped as a NACA 0012 foil from pieces of cedar. It's similar to the wood cored composite canoes you are familiar with, only with foam instead of wood and thicker skins. Discussion in 'Boat Design' started by Samdaman, Mar 23, 2023. Of course, on small boats where the crew hikes out, it prevents the live load from going the right way too. Build an oval tube 1070 mm wide and 1870 mm high. Bait tank water - 376 lbs. Mark This Forum Read View Parent. Bring a bucket, some rags, and a gallon of bleach. . I am busy studying boat design through Westlawn Institute of Marine Technology and I am on the lesson of multihull design. Discussion in 'Boat Design' started by Jason Boat Builder, Feb 1, 2023. I plan on OAL of about 14’ floor width at 48”. 0361 pounds per cubic inch. Keel extension aims at countering sideslip. Home Boat Design Forums > Construction > Boatbuilding > Fiberglass and Composite Boat Building > Thermoplastic Construction. French splines, no grooves, used flat, multiple tapers; 3. The "grounding" is all internal to the boat and device. Hi Everyone. Our design & boatbuilding forums and our gallery have also been growing. Bait tanks - 35 lbs. Hi, I have plans for a flat bottomed daysailer dinghy. Florida is a paradise for anyone looking for unwanted or discarded fiberglass boat hulls. Page 1 of 2 1 2 Next > Joined: Dec 2015 Posts: 24 Likes: 5, Points: 3, Legacy Rep: 10 Location: NZ Samdaman Junior Member. I suggest you take a step back, and be more creative. Boat Review: Liquidlogic Stomper Kayak. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. In terms of engine architecture and performance curves, motorbike engines are actually remarkably similar to the engines used in high-performance PWCs (jet skis). Gasoline Engines. Calculate how many cubic feet of water exactly equals the weight of the loaded boat. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. so okume and corecell are about 20#, or 125# sheathing for 10x20 roof. I guess that would depend on your definition of feasible. The client wanted a passenger boat that could carry 60 passengers. okume is 13# for same panel. Discussion in 'Fiberglass and Composite Boat Building' started by brokensheer, Mar 9, 2011. However, caution and good judgement should always be used. Joined: Apr 2010 Posts: 3 Likes: 0, Points: 0, Legacy Rep: 10 Location: Anchorage, AK Full. Kahu Kaupu gave the Chrisitan blessing. They have been building boats close to 100 years and their construction methods are well proven in the industry. Its height above the bottom of the keel, and the distance in from the centreline is easy to calculate from a scale drawing with a set of dividers or drawing compass. Alan. A forum to discuss and share tips and project updates on the building or renovation of steel and aluminum boats. Home Boat Design Forums > Design > Sailboats. When making potentially dangerous or financial decisions, always employ and consult appropriate professionals. 2. Home Boat Design Forums > Design > Propulsion > Props. Alan Johnston, J/Boats, Inc.