ML20054K039

Offnormal Event Procedure 05-1-02-VI-2, Hurricanes, Tornados & Severe Weather,Safety-Related, Revision 10

ML20054K039
Person / Time
Site:	Grand Gulf
Issue date:	03/22/1982
From:	MISSISSIPPI POWER & LIGHT CO.
To:
Shared Package
ML20054J949	List: AECM-82-280, Forwards 37 Offnormal Event Procedures in Response to ACRS Subcommittee Request at 810917-18 Meeting ML20054J952 ML20054J953 ML20054J963 ML20054J965 ML20054J968 ML20054J971 ML20054J972 ML20054J974 ML20054J975 ML20054J979 ML20054J980 ML20054J982 ML20054J983 ML20054J986 ML20054J990 ML20054J992 ML20054J993 ML20054J996 ML20054J998 ML20054J999 ML20054K001 ML20054K004 ML20054K008 ML20054K009 ML20054K012 ML20054K013 ML20054K016 ML20054K019 ML20054K021 ML20054K024 ML20054K026 ML20054K030 ML20054K031 ML20054K033 ML20054K034 ML20054K036 ML20054K039 ML20054K040
References
05-1-02-VI-2, 5-1-2-VI-2, NUDOCS 8206300325
Download: ML20054K039 (3)

Text

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1 16 PLANT OPERATIONS MANUAL volume 05 05-1-02-VI-2 Section 02 Revision:

10 Date: 3-22-82 OFF NORMAL EVENT PROCEDURE HURRICANES, TORNADOS, AND SEVERE WEATHER SAFETY RELATED O

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l 1.0 PURPOSE / DISCUSSION 1.1 The purpose of this procedure is to provide instructions for the operator during periods before and during hurricanes, tornados and severe weather.

C, 1.2 This procedure will interf ace with Emergency Plan Procedure 10-S-01-10, Natural Occurrences, and possibly other Emergency Plan Procedure.

1.3 Transformers, switchyard, and transmission lines are very vulnerable to storms, and total loss of of f-site power should be anticipated and prepared for.

Other equipment and structures in the out side areas are likely to be damaged and all possible precautionary measures should be taken.

2.0 SYMPTOMS 2.1 A storm warning is in effect. Notification may be from either the Load Dispatcher (who is required to notify GGNS of severe weather) or any other available source.

3.0 AUTOMATIC ACTIONS 3.1 None 4.0 IMMEDIATE OPERATOR ACTIONS 4.1 The Shift Supervisor should call for additional help, if needed, and assign duties during the storm warning.

4.2 At least one man should be assigned to the diesel generators for the duration of the stom warning.

4.3 Manually start the Emergency Diesel Generators and bring them to operating speed and voltage per SOI 04-1-01-P75-1 and 04-1-01-P81-1.

4.4 Survey the outside areas to determine preventive measures to be taken.

4.5 Raise all outside crane hooks to the top, install lock bolts as necessary, and switch on crane lights.

4.6 Verify gas bottles in and around the plant are properly secured.

4.7 Remove loose material in and around the plant to safe areas.

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4.8 Verify doors on transformers, switchyard equipment, fire hose stations and electrical panels outside the plant are clor d properly.

4.9 Close outside doors and windows.

4.10 If the storm is to arrive at night, switch on external lights well in advance.

4.11 Stop unnecessary activities, such as fuel handling and transport of required to place the fuel in a safe radioactive materials, except as location.

5.0 SUBSEQUENT ACTIONS 5.1 Proceed to implement the Emergency Plan as directed by the Shif t Supervisor or Shift Superintendent.

5.2 In the event of a total loss of offsite power, refer to ONEP 05-1-02-I-4.

5.3 Turn off crane lights and return diesel generators to standby after the storm has passed.

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