Page:Operation Crossroads 1946.pdf/305

 USS Carteret ( A P A - 7 0 )

USS Catron ( A P A - 7 1 )

27AugustChowanocarrivedatKwajalein:castoff tow.

influence on theship's materiel from the test (Reference 3 ).

x-

Table A.2 lists the Geiger readings taken aboard

u.

Table A.2.

Shot BAKER ( 2 5J u l y ,0 8 3 5 )

24 July USS C a r t e r e (t A P A - 7 0 r) a d l a t l o n readlngs.

1030

Crew evacuated to Henrico.

27 July 0946 R e a d l n g( R / 2 4h o u r s ) Maxlmum

Average

Maxlmum

Average

28 July

T oTDIpoInanspstslsledldidedeee

3 August 1.5 4 August 1.2 5 August 1.0 6 August 0.9 7 August 8 August 0.45 9 August 0.45 August 0.6 10 August 11 August 20 29 September

1429-1436 0.6 0.6 0.5 0.4 0.3 0.13 0.215 0.098 0.098 0.1 0.014

0.75

0.6 ---

---

Half the test animals were removed while the ship was still Geiger sour.

0.4 0.8 0.8

0.7 -__a

29 July 1344-1357

1.2

0.06 0.06

2 August

clamp administered a coat of foam t o Catron (Reference 6. p. I-71-B).

0.06 0.04 0.04

12 August

Ten men boarded for 3 hours to open and inspect ship.

13 August

Boarding team boarded for 4 5 minutes to recover casualty badges. Crew transferred from Henrico toUSS Rockinqham (APA-229).

14 August

All crewmembers who were in reboarding teams on Catron were examined, with their clothing, for radioactivity by radiologiical monitors. No personnel showed any radioactivity.Theshoesoftwomen showed radioactivity and were disposed of.

16 August

Fifteen men boarded for 4 hours in the morning to pump out engine room: eight men boarded for 1 hour in the afternoon to continue pumping out the engine room.

17 August

in the Seven men boarded for 1-1/2 hours morning to pump out engine room. Nine men boarded in the afternoon for a 2-hour inspection.

19

August

Nine men boarded for1 hour in the morning to conduct pumping operations; pumping continued for 2 hours 45 minutes in the afternoon.

20 August

Twelve men boarded for 2 hours in the morning to conduct pumping operations: pumping operations continued for 2 hours 15 minutes in the afternoon.

21 August

2 Ten crewmen boarded in the morning for hours 30 minutes to conduct pumping operations; six menboardedforalmost3 hours in the afternoon to continue pumping.

22 August

Eleven crewmen pumped the ship for 2 hours 20 minutes.

26 August

Went to Kwajalein Atoll.

28 August

Arrived at Kwajalein.

29 August

Decommissioned.

0.6

0.55

0.6 0.6 0.6

""-

_" _"

_" "_

Note:

a --- s l g n l f l e s n o r e a d l n g a v a l l a b l e 4 and 7.

Sources: References

Catron showed a 1-hour tolerance level from 30 feet (9 meters) (Reference 6, p. 1-20-B).

USS CATRON (APA-71) Crew S i r e : 116 B l k l n lA t o l lA r r l v a l :B e f o r e 30 June 1946 B l k l n Al t o l D l eparture: 26 August 1946 Crew L o c a t l o nf o rS h o t ABLE: USS Henrlco(APA-45) Crew L o c a t l o nf o S r hot BAKER: H e n r l c o Shot ABLE L o c a t l o n1:, 8 4 0y a r d s( 1 . 7 km) S Shot BAKER L o c a t l o n 1: , 2 7 5y a r d s( 1 . 2 km) SSE Sunk 6 May 1 9 4n8e aKrw a j a l e A l nt o lal f, t eb re l n g r e t a l n e dt h e r ef o rr a d l o l o g l c a ls t u d l e s. T a s kU n l ta n dF u n c t l o n

Catron. an attack transport, was a target vessel during CROSSROADS. Its Crew Was evacuated for both shots. It served in Transportation Division 93 of TU 1.2.6 (Merchant Type Unit). Shot ABLE ( 1 J u l y 0, 9 0 0 )

30 June

1015 Crew was evacuated to Henrico. 1 July USS Clamp 1531 Catron declared Geiger sour by (ARS-33) (Reference 6. p. I-12-A). 2 July 1345Catronradiologicallyclearedforboarding(Reference 5. p. 8-16], crewreboarded

.

An 11 July commanding officer's damage report stated that the damage was superficial. While the animals aboardtheshipwereexposed.therewasnoreal

300

Remaining test animals were removed.