captain's log - improvements - instructions

Malihini - 35' Shuttleworth Catamaran Hanalei Bay, Kauai, Hawaii
: Joseph Oster

Beautiful example of a John Shuttleworth "cruiser/racer" sailing catamaran, built on Kauai by Doug and Sharon Gibson, Launched 1995 - NYC Feature Boat #1, February 14th, 2004 (photos)

Objectives for Boat (goals, improvements)

Ready to sail at all times with comfortable, basic cruising systems.

Be able to live aboard for days, weeks or months at a time, away from a dock, at anchor or sailing.

Basics to Blue Sky

With an "unlimited" budget, one can think beyond necessities:




ACCOMMODATIONS

BERTHS:
3 doubles (2 port, 1 starboard), fabric-covered foam cushions, clean laundry.

GALLEY RANGE:
2-burner propane flush mount built-in, starboard hull
(2) 2.5 gal. 10 lb. horizontal alum. tanks in vented locker in cockpit

REFRIGERATION: Coolers

WATER CLOSETS:
Marine head in each hull, plumbed directly into integral holding tanks
Vanity area in port hull

INTERIOR FURNISHINGS
LP paint and epoxy/foam cabinets and countertops.

ELECTRICAL ACCESSORIES (TV, STEREOS, ETC.)
12V cabin lights; 115 VAC on demand; AM/FM/CD with speakers







Layout - as per above except galley is amidships and salon is aft (starboard side).

DESIGN:
John Shuttleworth designed catamaran w/ round bilges, plumb bows and dagger board in each hull. Flush decks and open cockpit aft; companionway with hatches steps down to cabin areas in each hull.

CONSTRUCTION
All foam core/epoxy/vacuum bagged construction
Hulls are a composite of 20 oz. uni-E-glass, 5/8 thick, 8 lb. Divinicell foam; 24 oz. uni-B-glass, all epoxy resin and vacuum bagged.
Bulkheads are 1/2" Divinicell foam with 15 oz. uni-"E" glass and epoxy resin; 4" tabbings
Decking is E-glass/epoxy; foam core; vacuum bagged; Awlgrip LP paint and non-skid
Composite chain-plates, carbon rudders/post, dagger-boards, main beams
Each hull has (6) watertight compartments in the bilges. The rudders, rudder posts, dagger boards, tillers are all foam with carbon cloth and epoxy resin.
Rudder is FG/foam epoxy twin-balanced spade kick-up and steering in tiller across cockpit connected with tiller bar
Finished in Awlgrip

DECK EQUIPMENT AND RIG

ANCHORS: #55 Rocna, #35 Bruce, #25 Bruce
RODE: 250’ x 3/4” nylon
CHAIN: 200’ x 5/16”
Anchor windlass mounted on deck to port of mast & directly above chain locker.

HARDWARE FITTINGS:
(2) 12” SS bow cleats; (3) 10” SS stern cleats; (2) 8” SS midship deck cleats; deck hatches

MAST: 45’ alum. w/ double spreaders; cutter rigged w/ stay sail; running back stays

STANDING RIGGING:
All 1 x 19 SS; head stay and cap shrouds are 3/8” Dyform

RUNNING RIGGING: Double braid

SAILING WINCHES: (3) Lewmar 40 AST; (3) Lewmar 16 AST; (3) Lewmar 8A

SAILING ACCESSORIES:
(8) Lewmar 7/16” line clutches; (4) winch handles; boom vang/preventer; running backstays.

DECK, COCKPIT, BRIDGE EQUIPMENT & GEAR
Dock lines; fenders; aluminum boat hook; cockpit cushions.

CANVAS
Main sail boom cover, 2 sun awnings


video: "Shuttle 31" offshore (similar boat, 4' shorter)

SAILS:
340sq. ft. full-batten main; 400 sq. ft. Genoa; 390 sq. ft. Genny; 400 sq. ft. drifter; 280 sq. ft. lapper; 190 ft. sq. ft. Yankee; 135 sq. ft. stay sail; 40 sq. ft. storm stay sail; 1200 sq. ft. spinnaker

ENGINE
Yamaha 9.9 high thrust outboard - new in 2008
This engine is mounted on a HD sled faring which is retractable.
20 gallon fuel capacity in four tanks located under aft cockpit seat

NAVIGATION EQUIPMENT/ELECTRONICS
AIS
ICOM MXA-5000 and Vesper Marine Watchmate

RADIO: Panasonic VHF radiotelephone – 25 watt, full channel

GPS: Garmin GPS 152

WIND/LOG/DEPTH INSTRUMENTS: Silva Nexus system

AUTOMATIC PILOT/STEERING: Autohelm ST-4000, tiller mount

COMPASS: (2) liquid, lighted 6" Ritchie BN-202

NAVIGATION LIGHTS: U.S.C.G. approved

SEARCH LIGHT: 12V 4000 candlepower hand held

ELECTRICAL SYSTEM

TYPE OF WIRING: Plastic-coated copper strand wire, tinned loomed and secured
VOLTAGE: 12V DC; 120V AC; shore power
CONDITION: Marine standards

MASTER SWITCH: Vapor proof 3-pole
FUSE PANEL:
BREAKER PANEL: AC/DC
BATTERIES: (2) Trojan T105's 1 Trojan (brand new), acid-proof boxes, secured

BATTERY CHARGER: “Freedom” inverter/charger; “Heart” Freedom 1000 watt

SOLAR PANELS: 4 Solar Panels - 2 mounted on each hull

SHORE POWER CORD: 30 amp marine type

WATER TANKS AND PUMPS/VALVES
Three tanks integral part of structure, located just aft of mast
Two 25-gal. tanks plumbed to galley in starboard hull; one 30-gal. tank is plumbed to the head in the port hull.
Manual foot pump in galley for fresh water
Manual hand pump in port hull vanity

BILGE PUMPS: (1) fixed 10-gpm pump in each hull; (1) portable 20-gpm pump in cockpit

THRU-HULL SHUTOFF VALVES: (1) GRP seacock salt water inlet in head area in each hull; (1) GRP seacock saltwater inlet in galley area. (3 Total)

ADDITIONAL EQUIPMENT:
PORTABLE FIRE EXTINGUISHER: (4) portable fire extinguishers

LIFE CUSHIONS: (3) type IV

THROW RINGS: 20” ring, Lifesling

DISTRESS SIGNAL: Olin kit

MISC: Tools, many spare parts

Photo Gallery: Hanalei Bay

Photo Gallery: trip down the Na Pali on Malihini, July, 2013

captain's log - improvements - instructions