UNCLASSIFIED//

RTTUZYUW RUOIAAZ0280 2421342-UUUU--RHMCSUU.
ZNR UUUUU
R 291342Z AUG 12 ZYB
FM COMNAVSAFECEN NORFOLK VA
TO AIG 6942
AIG 6943
AIG 6944
AIG 7702
NAVSTA GUANTANAMO BAY CU
SECOND MSOB
USS FORT WORTH
USS FORT WORTH BLUE
USS FORT WORTH GOLD
BT
UNCLAS //N05100//
SECINFO/U/-//
MSGID/GENADMIN/COMNAVSAFECEN/30/AUG//
SUBJ/COMNAVSAFECEN AFLOAT SAFETY ADVISORY 4-12 - REPLACEMENT/OF OPNAVINST 5100.28, HMUG, WITH NSTM 670//
REF/A/DESC:DOC/COMNAVSEASYSCOM/01JUN2012//
REF/B/DESC:DOC/CNO/21JAN2005//
REF/C/DESC:DOC/COMNAVSEASYSCOM/01JUN2012//
NARR/REF A IS NAVAL SHIPS' TECHNICAL MANUAL CHAPTER 670 VOL 2, AFLOAT HAZARDOUS MATERIAL CONTROL AND
MANAGEMENT GUIDELINES HAZARDOUS MATERIALS USERS GUIDE (HMUG).  REF B IS OPNAVINST 5100.28, HAZARDOUS
MATERIAL USER'S GUIDE.  REF C IS NAVAL SHIPS' TECHNICAL MANUAL CHAPTER 670 VOL 1, STOWAGE, HANDLING,
AND DISPOSAL OF HAZARDOUS GENERAL USE CONSUMABLES VOLUME 1 - AFLOAT HAZARDOUS MATERIAL CONTROL AND
MANAGEMENT GUIDELINES.//
POC/S.V. SCUDDER/GS13/UNIT:NAVSAFECEN 30B/NAME:NORFOLK /TEL:DSN 564-3520 X7830/EMAIL:SAFE-AFLOAT@NAVY.MIL//
GENTEXT/REMARKS/1.  REF A INCORPORATES AND UPDATES ALL THE HAZARDOUS MATERIAL INFORMATION CONTAINED IN REF B.
THE 20 NEW HMUG GROUPS IN REF A ARE DIFFERENT FROM THE 22 OLD HMUG GROUPS IN REF B.  UNTIL THE UPDATE OF PMS
MAINTENANCE REQUIREMENT CARDS IS COMPLETE, USE APPENDIX C ON PAGE 670-C-1 IN REF C TO COMPARE THE OLD HMUG
GROUPS WITH THE NEW HMUG GROUPS.
2.  REF A REPLACES REF B WHICH IS OUTDATED AND SHOULD NOT BE USED.//

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<DmdsSecurity>UNCLASSIFIED//</DmdsSecurity>
<DmdsReleaser>MCPHERSON.TERESA.J.1084689242</DmdsReleaser>