UFC 4-213-02
19 June 2003
Table 14 Pearl Harbor Naval Shipyard Drydock No. 4
Date Completed
Suitable for Docking
Foundation
Construction Material
1943
CVN
PIles
Concrete
Closure
Caisson, steel (rectangular box type).
Dewatering Pumps
Four 63", 1,250 hp, 668,000 gpm. Time to dewater: 190
min
Drainage Pumps
Two 12", 150 hp, 10,000 gpm
Through culverts. Time to flood: 120 min
Captstans
13 total: 1 at head, 1 each side of entrance, 30 fpm at
24k; 5 each side, 30 fpm at 12k
Portal Crane Maximum Capacities and Heights
Hook
5 ft beyond dock
Max height above coping with hook at dock
centerline
centerline
109' 4"
36 lg tons
Main
130' 4"
30 lg tons
Auxiliary
134' 5", 69' min radius
6 lg tons
Whip
Ship and Industrial Services Furnished at Dock
Electrical
Volts
Amp
4 stbd and 3 port at 400 amps.
15,200
460
Ac, 3 Ph, 60 Hz
1 port at 1,600 amps.
2 port and 2 stbd at 2,000
amps 2 port at 4,800 amps
Fresh water__________6" mains, 2,100 gpm at 65 psi, twelve 2-1/2" outlets each
side
Saltwater __________ 14" mains, 10,600 gpm at 125 psi, forty-eight 2-1/2" outlets
each side, 8" headers at dock floor with outlets
Fire Protection ________Same as salt water, except pressure boosted to 150 psi
Compressed Air______ 6" mains, 10,000 cfm at 100 psi, six 2-1/2" and twelve 1-1/4"
outlets each side. 4" headers at dock floor with outlets
Sanitary Sewer________8" mains, twenty eight 4" inlets each side on dock floor, two
450 gpm pumpwell sewage pumps
Table 15 Pearl Harbor Naval Shipyard Drydock Portal Cranes
Drydock Portal Cranes
Crane No.
Drydock No.
Capacity
(lg tons)
25, 5
1,2,3,4
P68, P71
30, 5
1,2,3,4
P59, P63
50
1,2,3,4
P67
153, 30, 6
1,2,3,4
P74
53, 13
1,2,3,4
P75, P76
33
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