11022 Catfish 46

General

Contacts

• yard is Gielissen Linskens
• yard project manager - Peter Linskens (does not master English)
• yard labour preparation - Tim van Overbeeke
• interior labout preparation
  • Niels van der Rijt (Gielissen Neos, Helmond)
  • +31 (0)492 53 15 31
  • Niels.van.der.Rijt@gielissen.nl
• http://www.i-yacht.de/content/second.htm design company website
  • Udo A. Hafner
  • e-mail uh@i-yacht.de
  • mobile phone +49.173.2421981

Classification

• CE-C
• certification DMI tel +31 597 671 000
  • contactperson Albert de Roos tel +31 61 58 75 825
  • info@dutchmarineinspection.nl

Scope

• hydrostatics
• general construction plan
• construcion building kit without
  • bench aftdeck
  • mast
• systems
• interior building kit:
  • expansions
  • no hardware list
  • no edging

Time schedule

• wk32 preliminary approval
• planning Linskens:
  • half januar 2012 delivery first boat
  • 1 month for building in systems + interior
  • 1 month for hull construction
  • start hull construction half october

Questions

General

• thrusters - model and type - standard pipe conform Peter
• Shaft tube outer diameter ∅95 is ok?

Construction

• portholes - cut-out drawing will be provided by yard
• Do we put a flat plate under the forecabin escape hatch? NO
• Do we make hatch in swim platform for removing the stern thruster? NO
• Curved part with bending on the edge of the roof? YES
• F23 forepeak bhd - hole without steel hatch? YES

Systems

• tank connections height
• Will the discharge of wastewater overboard be made using a pump or a simple gravity discharge ? gravity discharge is not possible because tank is partially below waterline
• We need 2 drain units(instead of 1, mentioned in purchase list) from Exalto; Allowed ? YES
• For fuel tanks supply (PS and SB) we need: 1 Splash-Stop Vetus FS5125, 1 Deck entry Osculati 20.667.03 and 1 No smell Vetus NSF25D
• Do we need to make manual control override for the rudder? - NO, just a square head at rudder shaft
• Deck fills like in catfish 1 or without the cover Deckfills in sidedecks, fresh water on one side, fuel on the other side, respect distance between deckfills conform CE
• bow thruster greasing reservoir position(needs to bee DWL+500)
• as rudder arm, has been chosen Vetus HELM40

Electrical

• dimensions switch panel 12V / 220V
• Do we habe battery boxes? NO, battery rack of L50x50

Insulation

• insulation is 80mm wool
• ER insulation is 30mm from Merford

Interior

• Do we have a hatch above the engine in the plywood sole? Wat betreft motorluik kan ik zo niet goed beoordelen. Ben deze week niet op kantoor om tekeningen te beoordelen. Is de ruimte krap of niet toegangkelijk? Kom hier anders volgende week op terug.

To do

Naval Architecture

• move rudder aft

Construction

• F02 - lower iwo outboard bedside
• superstructure sides - modify windows for structure and curtains?
• all hatches: indicate brand + type and cutout dimensions
• indicate gaslocker cutout
• scuppers - add scupperpipe in aft of sidedeck

Options

• our delivery must be prepared for the following options:
  • bench at aftdeck
  • table at aftdeck
  • cabrio hood
  • 2 additional batteries of 165 Ah
  • bowthruster 105 kgf
  • sternthruster 105 kgf
  • Webasto air heating
  • deckwash at swimplatform (fresh water)
  • LED lighting in stairs
  • electric windlass
  • combimicrowave with grill
  • hood
  • radio/cd player with 4 speakers ( 2 interior and 2 exterior)

Naval architecture

Tank arrangement

• tanks at CL
• waste water 215l - Vetus BTANK215
• fresh water 450l - Vetus or custom made
• fuel 800l - Vetus or custom made
• waste water tank in 'engine room'
• fresh water tank NOT in 'engine room'
• fresh water tank NOT under beds

Propulsion

• maximum speed 17kmh
• standard engine is 140hp
• optional engine is 170hp (consider for air intake)

Construction

• as simple as possible in order to reduce costs of material and manhours
• use bending parts as much as possible: reduced manhours for welding and painting
• railing aftdeck - mounted on L80x40, flange up and outward, ends in line with aftcabin contour, ends closed with plates (this will be painted in contrasting colour) - see sketch 1
• rubrail swimplatform - rubber D-profile mounted on tube OD30 welded at 6mm distance from shell (spacers not in delivery) - see scan stootrand
• inner transom is a bending part
• transom stairs - 1 bending part
• keel and rudder as Catfish 1, unless we can improve it
• sternthruster model and position as Catfish 1
• air intake - was the Catfish logo but this might give problems with painting so this will become a simple label (needs to allow a flow of 10-15 m³/min for combustion)
• airintake - integrate, solution? (purchase part is about €250)
• bulwark - single plate, tube OD30 on top
• bulwark iwo bow - continue over CL when doubts about strength - add hole for anchor
• forepeak bhd - WT with hatch for inspection anchor arrangement
• chain locker - drains to bowthruster
• chainlocker - no bottom (Forepeak is under the waterline, it will flood)
• rubrail - not present, striping only
• steering console - plywood dashboard panels overlapping steel sides, mounted on FB
• aft deck - soft patch - size as biggest wet unit
• bench aft deck - purchase part
• engine room - as small as possible
• engine room - not in steel
• steering console - GRP part

Subframe

Function:

• base for interior construction
• base for systems installation
• mounting of interior + systems into hull

Outfitting

Sole supports

• conform GA, minimum headroom 2.00m net, sloping downward in forecabin
• stairs - riser 225mm maximum
• longitudinal rectangular tubes, in cutouts in frames
• windscreen - coaming as Catfish1
• salon entry - custom purchase part Boomsma

Windows and hatches

• exact dimension and position pending on interior
• drawn is exterior of windowprofile
• profile overlaps steel by 17mm, HIP is offset of 20mm

Systems

• standard engine is Vetus DT 44
• optional engine is Vetus DT 66
• see Excel sheet 'catfish techniek'
• electric switch panel 230V/24V Busch-Jaeger
• optional heating (air) will be implemented in kit

Exhaust system

• gooseneck - tube, welded in hull on PS or SB
• waterlock - see Exalto waterlocks - Vetus MP90 is canceled

Interior

Materials

• 08-MDF-HPL/HPL - draw 10
• 16-MDF-HPL/HPL - draw 18
• 09-BIR-HPL/HPL - draw 11
• 18-FIN-PF/PF - draw 19
• 18-FIN-HPL/HPL - draw 20
• 4mm Skai

Prices

• birch plywood 13-14 €/m2
• sandwich is about double the price of birch:
  • sandwich 18mm 25 €/m2
  • sandwich 30mm 32-33 €/m2

Sole

• plywood / sandwich - tbd
• on 4mm foamstrips

Appliances

• finish is HPL except window box which will be Sky
• materials
  • basewood/shell covering - plywood ocoume
  • furniture - MDF + HPL
  • ? - birch plywood
  • Corian soles in wet units
• wet units as Centreboard OR glassfibre
• dinette's - rectangular, purchase parts, not to intersect shell
• cabin doors - honeycomb with wooden insert at hinge side + HPL / ABS
• cabinet closing device - push button latch Southco

Washbasin

• Bathrooms

Surface model

• no extended swimplatfrom
• radius required at corner side/swimplatform to accommodate D-profile (fillet between side and transom, extends to the bottom)
• steering console - steering pump not to collide with joinery wall, move console aft if necessary
• foredeck - no hatches
• bulwark - single plate, continue over bow when doubts about strength
• bollard boxes - extend to deck
• hull to be faired where neccessary
• aftdeck surface - close in way of bench

Building kit

• windows - mark, cut or cut with bridges, up to us
• portholes - partially cut
• hatches - partially cut
• salon entry - cut
• thrusters - partially cut in shell