Union Jack

#931 a 31' semi-displacement trawler yacht Build in

Length overall 30'-11"
Length waterline 28'-0"
Beam 11'-6"
Hull draft 3'-4 1/2"
Displacement 17,100 lbs.
Weight of steel hull components 7000 lbs.
Hull depth 8'-3"
Freeboard forward 5'-6"
Freeboard aft 3'-0"
Height (with stack) 12'-7 1/2"
Headroom 6'-2" to 6'-8"
Cockpit size 3'-3" x 8'-5"
Fuel capacity 350 gals.
Fresh water capacity 250 gals.
Cruising range (at 7 knots) 1000+ miles
Sleeping accommodations 5
Hull type: Semi-displacement hard chine hull developed for sheet steel (10 ga.) construction with practical speeds to 8 1/2 knots.
Power: Single diesel engine of 40 to 70 continuous shaft horsepower for 7 to 8 1/2 knot speed using appropriate reduction gear and propeller.
Can the hull be extended or shortened? Yes. Up to 10% by re-spacing the frames from the aft end of the stem to the transom a proportional amount. We do not recommend increasing the beam.

Photographs Bill of Materials Notes Return

Glen-L marine designs / www.glen-l.com / Boat plans for the home builder