Tribale Cat 56 2025 56' 0" TRIBALE YACHTS

100  CONSTRUCTION101  Hull constructionThe hull will be built in Glass Reinforced Plastic (GRP). The mechanical and chemical properties of the laminates will be verified in accordance with CE Rules and/or Classification Society’s procedures (if appointed). The hull will be monohedral type and she will be provided with an efficient system of longitudinal framing on the bottom and on the sides in conjunction with girders, bulkheads, and web frames to provide transverse rigidity.Keel will be single skin type, bottom, wet deck and sides will be sandwich type. Special consideration will be paid to local reinforcements such as fore sections, machinery foundations, shaft brackets and internal casings in accommodation areas, bow thrusters tunnel, rudders, etc.Vinylester resin will be used for the laid-up lamination coats on the entire hull. The construction method will be infusion and wet lay-up where needed102  Decks and superstructureDecks, side of hull and superstructure will be built with a cored sandwich structure, by means of closed cell foam.103  Structural bulkheads The hull will be divided in 3 watertight compartments by means of 2 watertight bulkheads.  The structural bulkheads will be built in GRP and plywood according to the Classification’s rules. The compartmenting bulkheads will be made in sandwich (plywood core or pvc core) .104  TanksNot-structural tanks will be provided for fuel oil, fresh water, grey and black water according to capacity plan. They will be built by steel, light alloy or pvc-pet.105  Engine foundationsThe engine foundation will be made by high-density PU cored longitudinal girders over which a metallic foundation will be inserted. These girders will continue fore and aft of the engine’s foundations, thus becoming an integral part of the bottom girder structure.106  Garage doorn.a.107  Forepeak A chain locker of suitable volume to contain the anchor chain as required by the CE rules will be provided at the bow. Hawse pipe will be in stainless steel AISI 316L with half round ends in anchor pocket and at deck level. Anchor chain washer will be provided.108  Hull rubstraken.a.109  MastA GRP mast will be installed as shown on the exterior profile. This structure will support antennas and radomes required by the navigation and communication equipment described hereunder and will support a mast for anchor light and other antennas. 200  OUTFITTING201  External decksMain deck (aft cockpit and side external corridors from step after) will be planked with synthetic teak “Synteak Plasdeck” or equivalent, of 6 mm thickness, laid with margin boards and side drainages. The planks will be glued on the deck. Seams will be 5mm wide and with black rubber compound. 202  Outside handrails and footstopFoot-stop will be built in GRP. Handrail will be built in stainless-steel203  WindlassOne stainless steel electric 24V windlass Italwinch mod. Orchid 2000/24  (2 kw), single speed, including a gypsy for 12mm anchor chain, vertical shaft, operating through a wandering lead. 204  Anchor and chainsOne galvanized steel anchor of 25 Kg., 60 m of 12 mm galvanized chain will be supplied according to the CE requirements.205  Capstans Two stainless steel electric 24V capstans Italwinch mod. Nestor 1000/24 (1 kw) single speed. A rubber coated switch located on the deck will be supplied.206  Mooring bollards and fairleads8 mooring bollards in total: 4 aft, 2 at bow, and 2 amidships. 207  Mooring lines100 metres of polyester and polyamide mooring line, 18mm diameter 50 metres of polyester and polyamide towing line, 24mm diameter208  PortlightsOpening portlights type Lewmar Flush Mitre and fixed glass windows will be provided, according to exterior profile and layout, built in light alloy and glass.209  Bulwark doorsn.a. 210  Exterior doors.The following exterior doors will be supplied and installed:One manual sliding door in glass and painted stainless steel from aft deck to Main Saloon. Two manual hatches on the main deck as access to the engine room (Lewmar or equivalent).The position is shown on the General Arrangement.Dimension and design will be as for Builder’s standard. All doors will be secured in open position.Doors will be built by Davit or equivalent.211  Windshield on fly bridgeA windshield made of 12mm plexiglass will be installed on the forward part of fly bridge.212  Tender lift One hydraulic tender lift platform (600 kg swl) will be installed in the stern; Maker: Noval, H+B Tecniques or equivalent. 213  Stern gangwayOne gangway will be installed on the main deck aft, it will be used as swimming ladder too, Maker: Besenzoni or equivalent.214  Ship’s namesThe name of the yacht will be fitted on the transom as per Builder’s standard. Port of registry will be fitted on transom as well.215  WindowsSize and position of the windows will be as for General Arrangement and Profile. Glass thickness will be as required by the CE Rules. All windows will be fixed and not openable.216  Windows wipers and defrostingA fresh water window wiper system will be installed, a dedicate fan coil will be installed for windows defrosting.217  HornA pneumatic horn made by Osculati, or equivalent will be installed.218  Search lightOne remote controlled search light will be installed.219  FlagpolesA flagpole will be fitted on the stern of the mast. 220  CoversCovers in Dacron will be supplied for fly bridge console.Tender and water toys covers (if any) will be supplied by the Owner. 221  FendersThe following fenders will be supplied: 8 cylindrical fenders Polyform F6.222  Fender storageFenders and mooring ropes will be stored in the forward locker under the sofa and in the after one.223  Fire extinguishersPortable fire extinguishers will be provided as required by the CE rules.224  Rescue and safety equipmentFull set of rescue and safety equipment will be supplied as required by CE rules. 300  INSULATION301  GeneralThe following design features will be adopted to control noise and vibration levels:• Installation of the main mechanical equipment on resilient mounts• Main engines and reduction gears will be elastically mounted on extra rigid foundations.• All main pipes will be secured using rubber lined brackets.• The generators will be elastically mounted and enclosed in sound shields made by the generator’s supplier.• Insulation materials will be used wherever is necessary to reduce airborne noise, such as engine room bulkheads and ceiling.302  Engine RoomThe engine room insulation will be made with materials in accordance with the CE rules. 303  AccommodationsHull sides will be coated with insulation in accordance with the CE rules where necessary.304  Interior partitionsInterior partitions will be made of sandwich panels with plywood and/or foam covered by the veneer finishing.305  CeilingsCeilings will be made of sandwich panels.306  Floors All floors in lower deck will be built in GRP, made of sandwich foam fiberglass.400  PIPING SYSTEMS AND MACHINERY401  Fuel system The vessel will have 2 fuel tanks with a total capacity of 2000 Liters:They will be built in light alloy or stainless steel and will have inspection manholes and vent pipes. Remote level gauges will be provided.The fuel inlets will be located amidships on port and starboard side.A single Racor filter for each generator will be installed. A double Racor filter will be installed for each engine.Emergency cut-off quick closing valves with remote control outside of the engine room will be provided on the tanks for the diesel supply lines.All the transfers of the fuel through the tanks will be remote controlled from the wheelhouse, an emergency manual system will be provided in the engine room.402  Lubricating oil systemA lubricating oil plant will be installed as option.403  Potable water systemCold water systemThe vessel will be outfitted with one potable water tank in stainless steel having a total capacity of approx. 700 litres. A remote level gauge will be provided. The vessel is also equipped with a shore potable water connection with a pressure-reducing valve.The potable water system will include a water pressure pump Gianneschi Ecoinox 24V 50 l/min. It will be rubber mounted. All potable water main line pipes will be in PEX, Uponor or similar, from main line to showers, sinks etc.A water line will be used for the anchor chain washing.Hot water systemThe hot water supply system shall include two Indel Isotemp 230V AC 15 litres water heaters with pressure relief valves. All hot water system piping will be the same as cold water. 404  WatermakersThe vessel will be equipped with one reverse osmosis water maker 24v Schenker Zen 100 or equivalent with all necessary gauges, filters, high- and low-pressure pumps. the unit will have a production capacity of approx. 100lt/h.405  Grey and black water systemThe black water system will be composed by a system which will collect the water discharge from toilets and the transfer to a single tank. The tank will have a capacity of 80l. Pipes will be Superflex or similar.The grey water plant will be composed by a system which will collect the water discharge from showers, sinks and bidet, and the transfer to two tanks by gravity (one on each side).The two tanks will be Osculati type, built in polyethylene and with a capacity of 130l each.The galley sink may discharge in the tank or directly overboard through a 3-way valve.A connection with relative piping from the tanks will be provided for shore discharge.The tanks will have the possibility to be drained also with two Osculati pumps, 24v and 45 l/min capacity. They will be equipped with a polyethylene air vents and will have a smell filter Osculati or equivalent.  Hoses will be Superflex type or equivalent.The black water plant will be composed by a system which will collect the water discharge from the toilets, and the transfer to two tanks (one on each side), by means of internal pumps.The two tanks will be Osculati type, built in polyethylene, with internal macerator and with a capacity of 80l each. They will be equipped with polyethylene air vents and will have a smell filter Osculati or equivalent.  Hoses will be Superflex type or equivalent.Toilets will be Osculati type, 24v and with internal macerator. 406  Bilge and fire systemEach watertight compartment will have separate bilge suctions through separate submerged bilge Marco UP2000 pumps (126l/min, 24V) and by means a manifold with one manual bilge pump, Osculati type or equivalent.Hoses will be Superflex type or equivalent.The vessel will be also equipped with a fixed manual FM200 (Easy fire FM200 Osculati) fire extinguishing system approved by CE rules for the engine room. 10 Portable fire extinguishers according to CE rules will be installed in the guest and technical areas. 500  AIR CONDITIONING501  Air conditioning system – design criteriaThe system of approximately 50.000 BTU will be based on the following criteria:SummerExternal temperature: 35° C, 60% rel. hum.Internal temperature: 22° C, 60% rel. hum.Sea water temperature (max): 32° C.WinterExternal temperature: 0° C.Internal temperature: 22° C, 60% rel. hum.Sea water temperature (min): 10° C.502  Air conditioning system - descriptionThe vessel will be equipped with a Webasto conditioning/heating system.The system will consist of a reverse cycle marine chiller, it will supply independent fan coils throughout the vessel. Each fan coil can be isolated for maintenance without inhibiting operation of the remainder of the system. The system will have the following features:• Sea water piping made by flexible hose SCAMO or equivalent.• Circulation water piping made by flexible hose Superflex or equivalent and fully insulated with anti-condensation rubber to completely avoid any condensation.• System’s pumps will be driven by 230V AC electric motors.• The marine chiller unit will consist of a single variable speed compressor of 50000 btu, with one self-priming sea water cooling pump and one circulating pump. • Nine 220V AC fan coils; individual thermostat and speed control will be fitted throughout the accommodation spaces according to the final layout.  600  ELECTRICAL SYSTEM AND ELECTRONICS601  General descriptionElectrical equipment, wiring, fixtures, boards, switches, etc. will be designed, located, installed, and tested according to the rules established by the CE rules.Electrical equipment will be selected and located to ensure adequate protection against damage from water, oil, humidity, vibration and will be arranged in such a way to facilitate access for maintenance.Monitoring system will be supplied by Raymarine by means of the “Yachtsense” plant and will have the following features:Navigation lights controlAnchor light controlFuel tanks levels / alarms,Potable water levels /alarms, Black, grey water levels / alarms, Engine room blowers’ controlFire / smoke sensors alarmsPower supply visualizationBilge alarms and pumps controlHornAutopilot controlUnderwater lights controlThe vessel will be equipped also with a solar panel charging system of about 42 m2 and 6.75 KW power for the charging of the service battery plant.The electrical distribution will be as follows:Main power system and lighting 230V AC 50Hz, single phase / 24V DC battery system602  Supply of AC powerThe AC power will be supplied by one diesel driven generator set 15.6KW at 50Hz or through a shore power connection 230V, single phase, 50Hz, 32 Amp.603  Generator setsThe vessel will be outfitted with one generator including water separator. Maker: Kholer , 15.6KW at 50Hz (or equivalent)Number of phases: 2RPM: 1500Rating: Full load continuousStarting system: 24V DC 604  Electric motors and wiringAll electrical motors will be 230V AC single phase 50Hz or 24 V DCAll motors will be installed on resilient mounts and with enough ventilation. All wires will be labelled at all termination panels and equipment. Wiring through watertight bulkheads will have efficient means of ensuring maximum integrity. AC distribution sub-panels will be located to service designated areas of the vessel to reduce wires length and weight. Ground fault circuits will be incorporated wherever necessary. All electrical equipment will be labelled with own name plates.605  Main switchboardThe vessel’s main switchboard will be installed in the technical area aft the engine room. It will be built in light alloy. The front panels will be hinged with quick release locks for easy access. Ventilation grids will be provided at each side. High voltage section will be physically separated from the 24V one.606  LightingProper lighting will be provided inside and outside as hereunder indicated.All lighting will be installed as per Builder’s standard. Maker will be Osculati or equivalent.Exterior lights will be waterproof and installed overhead at superstructure ceilings and at foot level. Lights will be 24V DC. All lighting circuits shall be protected by circuit breakers fitted in distribution panels.Light switches will be Bticino, Vimar or similar type in the accommodation areas and waterproof switches in the technical areas and outside.607  Navigation lightsNavigation lights will be installed according to International Regulation COLREG 72 and pleasure vessel rules. The following lights will be installed:• Mast head (white light)• Port side (red light)• Starboard side (green light)• Stern light (white light)• Anchor light (white light)608  BatteriesThe following batteries will be supplied and installed on board:• Batteries for service• Batteries for main generators starting power.• Batteries for main engines starting powerreal capacity of the batteries will be determined after final electrical balance analysis.609  Battery chargersThe following battery chargers will be supplied and installed.• One automatic battery set charger (for services batteries) • One automatic battery set charger (for genset start batteries)• One automatic battery set charger (for Main Engines start batteries)610  Navigation, communication and control systemsNAVIGATION SYSTEM (Raymarine) Radar system                                                                N 1 Radar, (Quantum Q24D), 24 nm, X band, Including a closed Aerial 21” Cartography/conning system                                                                N 4 Monitor 16” Axiom+12, multifunctional and touchscreen: 2 for flybridge, 2 for wheelhouseEco sounder System                                                                  N. 1 echosounder CP100 with transducer CPT110 GPS system                                                                              N. 1 RS150 GPS LOG & WIND SYSTEM   tba                                                         AUTOPILOT SYSTEM                                                            NR. 1 autopilot Evolution EV-DBW with PT70rs displayMAGNETIC COMPASS SYSTEMN. 1 Magnetic compass (fly bridge)COMMUNICATION SYSTEMVHF SYSTEM                                                                     N. 1  VHF Ray 90 (with 2 Raymic for wheelhouse and flybridge)611 CCTV SYSTEMN.2 CAM 300 IP CCTV in engine room612  Television and entertainment system For entertainment system please request the details.The following system will be installed:• One Starlink data satellite antenna • Wi-Fi system for Lower deck Main deck and fly bridge613  Grounding system and cathode protectionA grounding system made of copper stripes throughout the hull connected with all electric motors, metallic pipes, etc will be installed. Adequate number of zinc anodes will be installed on the exterior of the hull under water line to protect all metal fittings from galvanic corrosion. 700  PROPULSION AND MANOUVRING701  Main enginesPropulsion plant will be supplied by Yanmar: type “4LV250”. The engines (liquid cooled) coupled through the shafts with reduction gears will be installed on dedicated foundations in the engine room.The main features of the system will be:Engine type:  Yanmar 4LV 250Power: 184 KW, (250Hp) @3800’N° of cylinders: 4LDisplacement: 2,75LIniection type: Common RailCertification: IMO tier II, EPA tier IIIAs option the following engines will be installed:Engine type:  Yanmar 8LV 370Power: 272 KW, (370Hp) @3800’N° of cylinders: 8VDisplacement: 4,46LIniection type: Common RailCertification: IMO tier II, EPA tier IIIAccording to the different configurations the following performance will be reached:Engine type 8LV 370 4LV 250  Vmax 22 20  Vcruise 15 14  Range @ Vcruise 430 480  Range @ 8 kn 760 770702  Reduction gear boxThe engines will be coupled with the shaft with reduction gears: type and reduction ratio tbd703  Shaft linesTwo stainless steel Duplex F51 or equivalent propeller shafts of about 50 mm of diameter. PSS (or equivalent) seal stern tubes and struts will be built in high quality bronze alloy with water cooled bearings.704  PropellersTwo 4 blades propellers in Nibral.705  Steering systemThe electric steering system of the vessel will operate twin rudders by means of actuators linked to rudder shafts with connector rod. The rudder shafts will be sealed where they pass through the hull with O-rings and antifriction bushes. 706  RuddersThe vessel will be outfitted with two airfoil section rudders fitted in proximity of the propellers and in their wake. The rudders will be built in stainless steel as well as the connector rod.707  Optional electrical or Hybrid propulsion systemAs option, diesel electric propulsion systems will be installed according to the following configurations:A) Mild Hybrid: 2 x diesel Yanmar 250 hp2 x 50 kw electric engines80 kwh batteries2 x 35 kw GensetB) Full Hybrid: 2 x diesel Yanmar 370 hp2 x 100 kw electric engines80 kwh batteries3 x 35 kw GensetC) Full electric: 2 x 100 kw electric engines80 kwh batteries3 x 35 kw Gensetthey will be composed by the following equipment:Two electric engines rated 50 or 100 kw each @ 900 rpm direct coupled with the shaft line and two fixed four blades fixed pitch propellers.Two generators to supply the electrical power (2x35Kw or 3x35Kw),Lythium battery banks for a total energy of 80 Kwh, both for propulsion and hotel mode.A plant for the distribution and generation of the power supply, comprising battery chargers, inverters, solar panels (if any) and distribution lines both for propulsion and hotel mode distribution.With this configuration the performance will be the follows (preliminary data):Configuration (without main engine running) 2x100kw engines 80kwh batteries 2x50kw engines 80kwh batteries  Vmax (battery mode), kn 8 8  Vcruise (battery mode), kn 6 6  Vmax (Genset mode), kn 9 8  Vcruise (Genset mode), kn 7 6  Range battery mode, nm 18 18  Range hybrid mode (with gen running) nm 760 760 708  Bow thrusterAn electric bow thruster will be fitted as option at the foreword end of the vessel in appropriate position. Maker and model shall be Max power CT125 or equivalent (about 8.5 Kw) with fiberglass pipe and 3 blades propeller.The bow thruster will be controlled from the wheelhouse console and from the fly bridge..709  Stabilizersn.a. 800  JOINERY801  GeneralThe interior design will be done by the Builder’s Interior Design department. If requested by the Owner, the interior design may be done by an independent Interior Designer employed and paid by the Owner. In such a case the Interior Designer must work within the limits of the present specification and must supply all the necessary information within the time frame established and notified by the Builder. Any upgrading will be quoted as an extra and any delay in supplying the requested information will be considered a permissible delay and will affect consequently the delivery date of the vessel.The interior and exterior layouts will be according to the contractual General Arrangement.All appliances, TV and stereo equipment, air conditioning and ventilation equipment, light fixtures, alarm and fire detectors, electrical panels, etc. will be integrated in the interior design.802  Floor coveringCarpet will be fitted in owner’s suite, guests’ cabins, hallways as per shipyard sample, while in the saloon and dining room a parquet floor will be fitted.In crew area carpet as for shipyard sample will be installed.Shower floors will have drip pan on top.803  Skirting boardn.a.804  Wall finishWalls will be finished in wood selected within the range of woods normally used in Italian yachting industry (oak, cherry, Tanganyika, mahogany, or equivalent). Limited area could be upholstered with fabric or leather. Fabric and leather cost limit will be within shipyard samples.Lacquered panels or grp panels will be fitted on bathrooms.Crew area walls will be finished with Formica or grp.805  Fixed furnitureBuilt-in furniture (cupboards, drawers, consoles, night tables, wash basin units, desks, etc,) will be made according to General Arrangement and Builder’s standard. Furniture will be made of wood (timber or marine plywood veneered) selected within the range of woods normally used in Italian yachting industry (oak, cherry, Tanganyika, mahogany, or equivalent). Dedicated storage will be fitted with plexy-glass provisions for glasses, dishes, cutlery, china, etc.The working surface of the galley will be finished in corian or similar. 806  Loose furnitureLoose chairs, armchairs, tables, stools, sofas, etc will be supplied by the Builder in accordance with the general Arrangement and within the cost limit of the shipyard samples.807  Interior doorsThe interior doors will be made of double plywood panels. All doors will have door stoppers to keep them open. The doors will have the same finishing of the adjacent walls.808  CeilingsCeiling panels will be lacquered or upholstered in fabric or leather. Limit cost for fabric and leather will be within shipyard samples.  Lacquered panels will be fitted in crew areas, galley, bathrooms, and day toilets as for general arrangement.809  Lighting fixturesLighting fixtures will have cost limits within shipyard samples:• Led spotlights for the interior and the exterior, and reading lamps will be Osculati, or equivalent.• Switches and sockets will be B-Ticino, Vimar Living series or equivalent.The position of each light fixture, switch and socket will be indicated on a specific drawing.810  Curtains and blindsAll windows and portholes, except wheelhouse windows, will have curtains.The curtains will be in fabric eventually lined to have a blind effect. 811  Sanitary ware and tapsTaps and bathroom’s accessories will be chosen among Ideal Standard, Grohe or equivalent. Sanitary fittings will be Osculati, Ideal Standard, Tecma, or equivalent. The following accessories will be supplied:• soap holder• glass holder• towel rail• toilet brush• toilet paper holder• towel ring• robe hooks• toilet garbage binsanitary cost limit will be within shipyard samples 812  HardwareAll hardware will be of marine quality.All cupboard/storage/wardrobe/cabinet doors will be provided with adequate means of closing devices. Drawers will have stoppers.The following hardware are fitted where appropriate:• Furniture knobs• Anti-roll rods• Handrails• Door handles• Door stoppersHardware maker will be selected according to Builder’s standard.813  Mattresses, pillows, bed coversThe mattresses will be spring type and custom made. All mattresses will have some clearance in the bed frames. Pillows and bed covers will be supplied for each bed. Bed linens and blankets are excluded. 814  Domestic appliances The following equipment will be fitted:• SMEG refrigerator• SMEG freezer• SMEG cook top 4 induction burners• SMEG overhead hood• SMEG electric oven• SMEG microwave oven• SMEG dishwasher• SMEG washer & drier• N°1 ice maker saloon• N°1 refrigerator for main saloon• N°1 refrigerator for fly bridge• N°1 electric grill on fly bridge815  MiscellaneousThe following items will be supplied and fitted on board:• Sun bathing mattresses and cushions for exterior sofas upholstered in exterior grade. 900  PAINTING901  Hull and superstructureThe hull, the superstructure and in general all parts built in GRP will be painted with Gelcoat as shipyard specification.Antifouling paint (Marlin or equivalent) will be applied at the underwater portion of the hull.A strip will be applied at waterline level.902  Engine room and bilgesAll bilges inside and outside the engine room will be painted in white.903  Structural fuel tanksn.a. 1000  CRITICAL DATES AND EXCLUSIONS1001  Critical datesAt signing of the contract the following items have to be defined:• Layout configurationWithin 20 days after the signature of the contract, the Owner must define:• Interior furniture design• Fabrics• Carpets• Marbles• Bathroom accessories• Any modification of standard navigation and communication equipment• Any modification of standard entertainment equipment• Any modification of household appliances1002  ExclusionsThe following items are not included in the standard supply:• Tenders• Wave runners• Water sports equipment• Diving equipment• Pots, pans and cooking utensils • China ware• Cutlery• Table cloth• Bed sheets and blankets• Towels and robes• Rugs• Stationary• Decorative items, paintings, sculptures, etc.• Crew uniforms• Charts, pilots, almanacs, chart table instruments, binoculars, etc• Computers• Tools• Spare parts• Cleaning tools and accessories• Any other item not included in this specification