Vessel Name:

T.S. Patriot State

Marad Class:

"M" Class

Official Number:

DN293943

Port of Registry:

Buzzards Bay, Massachusetts

Call Sign:

WHBH

Owner:

The U.S. Government

Operator:

Mass Maritime Academy
101 Academy Drive
Buzzards Bay, Ma 02532-1803

Builder:

Bethlehem Steel Company
Sparrows Point, MD

Date Built:

15 December 1964

Capacity:

Passengers: 648 Persons
Crew: 50 Persons
Total: 698 Persons

Length Overall:

546' -7 5/8" (166.6 m)

Beam:

79' (25.9 m)

Draft (molded):

29' -00"

Length between perpendiculars:

508' 06"

Dead Weight:

9,200 Long Tons

Depth to BulkheadDeck (molded):

48' -01"

Displacement:

19,799 Long Tons

Light Ship:

10,513.9 Long Tons

Gross Tonnage:

12,400 Tons

Net Tonnage:

7,221 Tons

Light Ship Vertical Center of Gravity

From Base Line: 32.88'
From Midship: 18.16' Aft

Normal Power:

18,000 SHP at 115 rpm
H.P.: 6442 rpm
L.P.: 3256 rpm

Maximum Power:

19,800 SHP at 119 rpm
H.P.: 6667 rpm
L.P.: 3370 rpm

Propeller

Pitch: 18' -10 1/2"
Diameter: 21' -06"
Propeller Weight: 80,000 Lbs.

Boilers:

Two Babcock&Wilcox D-Type Boilers
Capacity: 72,000 Lbs Steam per Hour
Steam Pressure: 600 PSI
Superheat Temperature: 905°F.

Main Engine:

18,000 Shaft Horsepower, Cross Compound Steam Turbine
High Pressure Turbine, Eight Pressure Stages, 6400 rpm
Low Pressure Turbine,Seven Pressure Stages, 2 Astern Stages, 3200 rpm

Main Condenser:

Scoop Injection or Circulating Pump
Operating Pressure 28.5" Hg

Electrical Generators:

Three Steam Turbine Driven Generators 750 kW
One Diesel Driven Emergency Generator 200 kW

Fuel Consumption:

650 Barrels per day at 20 Knots
60 Barrels per day In Port
Cruising Range: 8,525 Miles at 1.3 Barrels per Mile

Liquid Tank Capacities:

Fuel Oil: 465,486 gallons
Potable Water: 157,082 Gallons
Feed Water: 47,316 Gallons
Lube Oil: 10,815 Gallons
Diesel Oil: 3,287 Gallons
Slops: 39,791 Gallons
Fore Peak: 29,865 Gallons
Aft Peak: 41,652 Gallons
Liquid Ballast: 37,047 Gallons
Solid Ballast: 2,756.4 Tons