Doug,

I hope this helps :)

20 FEET LONG BY 8 FEET WIDE BY 2.5 FEET; EMPTY DRAFT ABOUT 9 INCHES; 160
SQUARE FEET OF DECK SPACE; ONE 20 INCH MANHOLE; CAN HANDLE APPROXIMATELY
10 TON DECK LOAD FAIRLY CONCENTRATED MORE IF DISTRIBUTED CLOSER TO SIDES
OR MATTED; BLACK PAINT, COLD TAR EPOXY, PAINTED INSIDE AND OUTSIDE;
AVERAGE BUOYANCY 798 LBS PER INCH OF SUBMERSION; WITH ABOUT 10,000 LBS
ON THE DECK DRAFT WOULD BE ABOUT 20 INCHES, FREE BOARD ABOUT 10 INCHES
ALSO IN THIS EXAMPLE; ( WEIGHT APPROXIMATELY 7,000 LBS; RAKED BOW,
SQUARE STERN; BOTTOM AND SIDES 1/4 (0.250) INCH, TOP 1/4 (0.250) INCH
STEEL PLATE; ALL ANGLE IRON TO BE 3 BY 4 BY 1/4 (0250) INCH; TRANSVERSE
FRAMES OF 3 BY 5 BY 5/16 (0.3125) INCH ANGLE IRON; 4 CORNER BITS AND 4
FLUSH BIT FIXTURES FOR LIFT POINTS OR REMOVABLE BITS; $7,800. EACH;

Chris Flynn

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