Name: TORTOISE  Home Port: Portland, Oregon  Owners: Dave & Sue Larson  Address: 8770 SW 133rd, Portland, OR 97008-7529, USA  Phone: 1-503-644-9364  Email: dlarson@grpmack.com

Hull:    type            when purchased     when launched            hull builder          material        hard chine                    n.a.                     2001                        owner                wood  LOA          LWL          beam         draft         capacity               speed                 weight  38.5 feet     34 feet       11.5 feet      2.5 feet       6 adults             8+ knots            15,000 lbs.  Other: The hull framing is constructed of recycled fir timbers: 2"x6" frames, 3"x6" keel. The skin is 15mm okume 1088 plywood. All materials secured with bronze fasteners and West System epoxy. Entire hull is covered with fiberglass.

Engine:   type     year built     builder      # of cylinders    bore & stroke    valve type(s)           compound     2000     Pat Marooney          two           3" + 5" x 4"     "D" slide  ihp          rpm            reverse type              condenser type & size                       vacuum   10           500             Stephenson           inboard shell, approx 10 sq.ft.                     ?  Other: Two Tiny Power Model 3454 engines, each driving a propeller direct coupled. Air pumps are Navy (Bailey) type from the John York casting sets.

Propulsion:    dia. & pitch    # of blades       material       make      RH or LH     shaft size                           20" x 26"          three            bronze     unknown    RH & LH    1.375"dia  steering                     auxilliaries                     paddlewheel (dia., width, & # of buckets)  cable          steam driven alternator to provide both d.c. and a.c. power.

Boiler:    type          builder          year built      bhp     operating pressure             gauges  Series D650      Bryan Steam           2000          15                 175 psi                        five  overall size       # & size of tubes     Heat.Surface     economizer HS       superheater HS  40" x 35" x 52"           n.a.                  58 sq.ft.                  none                      none  fuel              grate area     stack dia. & height         pump type       injector type     tanks  oil                      n.a.                8" dia. x 7'        Pumptec Model 112        none      100 gal.

Additional: Launched October 26, 2001.