Would this mould be for composites or HDPE?
Airboat?
TX, the dimensions you gave would give a box of 0.92 cubic meters and your battery would weigh 1.047 tonnes so it won't float. Also a box would...
Their main limitation was getting caught in holes. The movie "A Glorious Way To Die" has information on them, mostly starting around 18 minutes....
I've seen them here in Australia, this isn't the type I've seen but may meet your needs 300 Tuffy | Polycraft...
An example of a self righting catamaran for whitewater was the Russian Bublik. Types of Rafts for Whitewater Trips | Whitewater Guidebook...
For whitewater kayaks Jackson make kids kayaks Kids Fun 1-1.5 https://jacksonkayak.com/kids-fun-1-1-5/ Generally for young children you want...
Just guessing, but could it be the faster displacement speed of the longer hull before it gets on plane produces more dynamic lift, so can support...
Have you considered an inflatable catamaran like these? Takacat Americas | Inflatable Boats for the Outdoors https://www.takacatamericas.com/
For comparison purposes here are some links to a vessel that has been converted to 6kW electric with performance similar to what you are seeking....
According to https://seaworthyinspections.com.au/how-to-check-hin-ppsr/ the WWA means the manufacturer is unknown or no longer in business and the...
Am I understanding correctly that you were paddling into the waves at a 45 degree angle? If this is the case the wave reaches the front half of...
If you are ok with 6 knots and can stretch the length to 6m you would be operating in displacement mode and would be possible with a canoe shaped...
If a faering is suitable Flo-mo has plans for the Gokstad faering including plank shapes at Design studies of classic small craft and modern...
My gut feeling is that 175 pounds while inadequate for driving wheels would be ok with a propeller due to slippage. Assuming a 200lb person with...
Try looking for ball chain. Ball Chain Sizes | Bead Chain Sizes | Size Chart https://www.ballchain.com/chain-sizes/
To get it to turn you will need to use your body weight otherwise it will continue in the same direction sidewise. To see some boats built in a...
A couple of thoughts. IMHO you first need to decide on your area of operation and time of year as that determines your SOR. As for trailering...
I just asked my wife who is a marine quantity surveyor and she said there shouldn't be anything left but it would be called "remaining on board"...
Your teardrop design would be very directionally unstable similar to a slalom or polo kayak unless you add a skeg.