I got a picture of this plywood 37′ trimaran the other day. Database told me the plans went out in 1990 to Bora Bora.
It looks great.
If you could answer these questions and forward the answers to me to help start the design process.
- How long should be between charging batteries, once a day, twice a day, two days?
- Singlehanding needed?
- Shorttacking is fun
- The sole should be flat
- In light weather the boat should power if speed falls below 5 knots?
- Dining seats must be face to face?
- Galley should be out of traffic?
- Head area should be separate?
- All winches should be hand powered?
- Transom steps?
- Boat should be able to be beached?
- Kickup rudders?
- Shoal draft important?
- Unobstructed inside headroom is important
- Leangth of trips planned?
- Motor noise?
- Sea noise?
- Weight/cost tradeoffs
- Resale is important?
- Interior style? Old yacht-eurostyle-plastic boat style-mega yacht style
- Reefing gear type
- Frequency of anchoring intended
- Frequency of tacking and trimming intended
- Racing intended
- Helm should be covered from weather
- Good raingear is all that is needed
- Trimming quality verses helmstation comfort tradeoffs
- Most time under sail will be spent where?
- Most time at anchor will be spent where?
- Previous boats?
- Previous voyages?
- Previous races?
- How important is boatspeed?
- Boatspeed verses comfort tradeoffs
- Examples of best multi you have seen
- Examples of worst multi that you have seen
- Number of persons expected on most or typical voyages, and relationship of those people
- Most work will be upwind or downwind
- Rotating mast or not
- Fractional rig or not
- Fuel choice, why?
- Engine choice, why?
- How good should paint job be?
- Are there any other questions that i should have asked, but forgot to?
Kurt Hughes on Catamarans, Trimarans, and Boat Design