UFC 4-213-02
19 June 2003
Table 20 Puget Sound Naval Shipyard Drydock No. 2
Date Completed
Suitable for Docking
Foundation
Construction Material
1911
SSN, SSBN
Earth
Granite and Concrete
Closure
Caisson, steel (hydrometer type).
Dewatering Pumps Four 54", 550 hp, 320,000 gpm total. Pumps also used for
Drydock No. 1 and 3. Time to dewater: 165 min
Drainage Pumps
Two 15", 85 hp, 9,750 gpm total ( Pumphouse No. 2).
Drydock No. 4 or 5 drainage pumps normally used
Through caisson. Time to flood: 75 min
Captstans
8 total: 1 at head, 12 fpm at 35k; 1 each side of entrance,
3 east side, 2 west side, 12 fpm at 17k
Portal Crane Maximum Capacities and Heights
Hook
5 ft beyond dock
Max height above coping with hook at dock
centerline
centerline
Main
142/60 tons
108'/142' @ 70' R
Whip
15 tons
153' @ 76' R
Ship and Industrial Services Furnished at Dock
Electrical
Volts
Amp
2 west side at 2,400 amps
4,800
460
Ac, 3 Ph, 60 Hz
1 west side at 2,400 amps 2
2,400
460
Ac, 3 Ph, 60 Hz
east side at 1,600 amps
1,600
460
Ac, 3 Ph, 60 Hz
Fresh water_________8" mains, 3,000 gpm at 80 psi, sixteen 2-1/2" outlets each side
Pure water _________ 1-1/2" main, 80 gpm at 80 psi, one 1-1/2" outlet west side
Salt water_________ _12" mains, 4,200 gpm at 100 psi, twenty-four 4" outlets each side
Fire Protection _______ Same as salt water, plus two 2-1/2" outlets each side
Compressed Air______4" and 6" east and 6" west side mains, 9,000 cfm at 80 psi,
two 2", six 1-1/2" and three 1-1/4" outlets east side, twenty-
four 1-1/2" outlets west side. 2" headers at dock floor with
outlets
Steam___ __________ 6" mains, 30,000 phr at 110 psi, eleven 2" outlets each side,
one 1-1/2" and one 3/4" outlet west side
Oxygen ____________2-1/2" mains, 1,300 cfm at 100 psi, six 1" outlets each side
Sanitary sewer ______8" mains, 500 gpm, twelve 4" inlets each side
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