1990 Northwest Workboat

Accommodations

• Sleeps 10 in 5 staterooms

• Full-beam master suite with king + jetted tub

• Microphor toilets throughout

• Main salon with wet bar and seating

• Professional galley appliances (GE, KitchenAid, Bosch, Traulsen, U-Line, Panasonic)

• Dedicated dining forward

• Crew quarters with washer/dryer

Hull Construction & Design

• Builder: Northwest Workboats, Seattle, WA (completed 1990)

• Designer: Glade Johnson

• Naval Architect: Guido Perla

• Type: Displacement Motor Yacht

• Material: Marine-grade aluminum (5086 & 5053 plate)

• Thicknesses :

  • Hull sides:  1/2″

  • Bottom:  3/4″

  • Decks:  5/16″ teak over aluminum

  • Superstructure: 1/4″

• Bulkheads: spec list shows 4 watertight bulkheads, not mentioned in survey

• Dimensions: LOA 107′, Beam 26′, Draft 10′

• Displacement: ~330,000 lbs

• Tonnage: 174 gross, 52 net

• Teak decks, but Awlgrip (2015) and Seahawk Tropicote bottom (2017)

Engines & Propulsion

• Main Engines: Twin Detroit Diesel 16V92 TA, 1,400 HP each (2,800 HP total), under 1000 hours

• Transmissions: Twin Disc DD6619RV V-Drives, ratio 2.5:1

• Shafts & Props: 4.5″ Aquamet 22 stainless shafts with 5-blade bronze Veem props

• Exhaust & Cooling: Wet exhaust, freshwater heat exchanger cooling

• Stabilizers: Naiad with 16 sq. ft fins

• Thruster: 16″ hydraulic bow thruster (PTO off genset + electric backup)

• Controls: Mathers CH5 pneumatic 4-station engine control

Electrical System

• Generators :

• • (2) Northern Lights 55 kW (installed 2010)

  • (1) 8 kW genset

• Power: 12V / 24V DC, 110V / 220V AC

• Chargers/Inverters: Multiple Sentry, Pro Marine, and Vanner battery equalizers

• Batteries: Survey states banks; spec list notes new batteries in 2023

Tankage

• Fuel: 7,764 gal (8 aluminum tanks)

• Gasoline: 226 gal (2 tanks, not used)

• Fresh Water: 947 gal

• Grey Water: 215 gal (2 tanks)

• Black Water: 61 gal

• MSD (Microphor): 182 gal

• Lube Oil: 234 gal

• Waste Oil: 234 gal

HVAC & Water Systems

• (2) 72-ton Marine Air chillers (new 2019)

• Electric cabin heat throughout

• (2) HRO watermakers (1,200 GPD each)

• 65-gallon electric water heater

• (3) freshwater pumps (2 × 220VAC, 1 × 24VDC)

Navigation & Electronics

• Furuno NavNet 3D multifunction

• Furuno SC-702 Sat Compass

• Furuno GP36 GPS

• Furuno Far-2127 BB Radar + Furuno 1832 backup radar

• Comnav 2001 autopilot

• Datamarine LX201 depth sounder

• Brooks & Gatehouse Hydra 330 system (5 stations)

• Furuno FS4001 HF/SSB, Furuno FA-150 AIS

• Icom IC-M604 VHFs, Standard LH10 loudhailer

• Entertainment: Bluetooth stereo, Starlink, New TVs

Safety Gear

• Viking 8-person life raft (requires recertification)

• Life jackets: 12 adult Type I + 4 child Type I

• 4 immersion suits

• EPIRBs: ACR Mini B & SATFIND 406 PRO

• SART beacon, ACR MOB beacon

• Halon engine room suppression (auto shutoff on fans/fuel)

• 4 firefighting stations + 6 handheld extinguishers

• Rochester 64-point alarm system with enunciators

• Smoke & CO detectors, high bilge water alarms

Tender & Deck Equipment

• Novurania 15′ RIB with new Yamaha 60 HP 4-stroke

• Seawise hydraulic davit system + tender crane

• Rebuilt 3,500 lb hydraulic winch

• Maxwell hydraulic windlass, 180 lb anchor + 500′ chain

• Hydraulic warping winches

• Walk-around side decks, swim platform with ladder

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