Page:Operation Crossroads 1946.pdf/425

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USS S k i p j a c k ( S S - 1 8 4 )

USS Skate (SS-305)

T a b l eA. 1 2 .R a d l o l o g l c a rl e a d l n g s( R / 2 4h o u r s )a b o a r d U S S Skate (SS-305).

Date 8/5 8/6 2.0 0.46 8/7

Bow 1.0 1.0

8/B 1. 40 . 4 5

Connlng Connlng Engtne Tops Tower Tower Forward Aft

3.0 2.16 3.0 1.3 2.5

2.5 1.27 0.4 0.4 0.65 1.1

0.96 1.4 0.25 8/9 0.58 8/10 1.5 0.4 8/12 0.85 2.0 1.40 8/13 0.46 0.61 5.30.89 0.45 8/14 1.0 8/15 0.35 0.9 0.45 8/16 0.8 8/17 0 . 3 5 0.850.85 0.7 0.4 8/21

28 July

Over 1 de

Room 2.5 2.0 1.5

Average Stern

0.6

29 July 1528

30 July

1100

0.80 0.77 1.01 0.72 0.63

1145 1200

0.55

0.4 0.32 0.35

1 . 0 0.2 0.65 0.62 1.2 0.5 0.45 0.55

0.2 0.3 0.33

0.63 0.56 0.52

1300

1.07 2 . 0 0.45 0.82

1430 Source Reference

4.

1 August 1440

USS SKIPJACK (SS-184) Crew S l z e : 78 B i k l n l A t o l lA r r l v a l : 30 May 1946 B l k l n l A t o lDl e p a r t u r e : 5 September 1946 Crew L o c a t l o nf o r Shot ABLE: USS B o t t l n e a u( A P A - 2 3 5 ) Crew L o c a t l o nf o rS h o t BAKER: Bottineau ( 1 . 0 km) SSE Shot ABLE L o c a t l o n1:, 1 2 2y a r d s Shot BAKER L o c a t t o n : 800 y a r d s( 7 3 1m e t e r s ) S D e c o n t a m l n a t l o nL o c a t l o n : San F r a n c l s c oM, a r eI s l a n d N a v a lS h i p y a r d Sunk 11August1948, o f fc o a s t o f S o u t h e r nC a l l f o r n l a

1735

August 2 0835

Task U n i t a n dF u n c t l o n

The submarine Skipjack was a member of TU 1.2.4 (Submarine Unit), Submarine Division 111. It was a target vessel during CROSSROADS. Its crew was evacuated for both shots.

1100 1632

Shot ABLE ( 1J u l y ,0 9 0 0 )

1930

1 July in1630USSReclaimer(ARS-42)proceededto spect target ships USS Briscoe (APA-65). USS Fallon (APA-81). and Skipjack (Reference 6, p. VII-I-15-A). 1732USSCurrent(ARS-22)requestedpermlssion t o board target submarines USS Apoqon 6, p, (SS-308) and Skiplack (Reference VII-I-17-A).

2 July 1155Currentreportedboardingteamon

jack.

Skip-

1156CurrentreportedSkiplackGeigersweet (Reference 6. D . VII-I-30-A). A and E andradiologicalmonitor 1610Teams boa rded.

3 August 0958-1938

4 August 0745-1810

2-23 July Crew lived aboard Skipjack. Shot BAKER ( 2 5 J u l y, 0835)

Attempt to surface Skipjack by blowing forward tanks was unsuccessful (Reference 5 . p. 6-0-28).

1.72

0.38

0.8

Skiplack had one salvage hose buoy and one deep buoy showing. In addition, one of the submarine marker buoys was on the surface. Bubbles were rising in vicinity 10). of hose buoy (Reference

5 August 0800-1715

24 JulyCrewevacuatedSkipjack.

420

USS Coucal (ASR-8) moored near Skiplack: Geigercheckshowedwater0.1 t o 0.3 R/24 hours, buoys 1.5 R/24 hours. Commenced blowing forward tanks. No movement on Skipjack. Secured blowing. Connected up after hoses using shallowwater diving outfit. Blew forward and after tanks. Skipjack did not move from position on bottom. (There were two anchors attached aft and three weights and one anchor forward.) Secured.FurtherworkonSkipjackrequired a survey of conditions on the boat by a diver. Coucal directed to proceed t o submarine area, locate Skipjack. and begin planting necessary moorings to resurface submarine (Reference 6. p. VII-I-69-B). Coucal reported operations complete. anchored in berth. and rigged mooring for diving on Skipjack. Ready to start diving as soon as radiological conditions permit. CoucalreportedmooredoverSkipjack: ready to start diving as soon as radiological conditions permit. Coucal reported Skipjack on bottom on even keel. Deck of submarine covered with coral (Reference 6, p. VII-I-73-B). Coucal reported having time to make one moreinspectiondivebeforesundown. Directed to remain moored over Skiplack (Reference 6. p. VII-I-75-B). from Coucal reported Skipjack inspected bow aft to salvage air connection on 2G and 5H main ballast tanks with exception of portside of conning tower. Boatlisting3to5O.One-quarterinchfine coral sand silt on forward deck, little aft. Salvaged air connections to number 2A. 2G. and 2H main ballast tanks. No structuraldamage€ound(Reference 6, pp. VII-I-75-B. and VII-I-76-B). Diving operations conducted on Skipjack by Coucal; no damage discovered by diver. Salvage hoses were found cut and kinked. Coucalcontinueddivingoperationson Skipjack. Diving operations conducted on Skipjack by Coucal. Efforts to salvage Skipjack