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ENS 47495
Show incoming properties
Category
ENS Notification, Power Reactor  and Pages with broken file links
CFR
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident +
Current power
100  +
Current reactor mode
Power Operation +
Description
While hanging tags on the 'B' Diesel Gener … While hanging tags on the 'B' Diesel Generator, which was tagged out for maintenance, the operator mistakenly entered the 'A' Diesel Generator Room and tripped the 'A' Diesel Generator fuel rack, making it inoperable. At this time both diesels were inoperable placing the plant in a 24 Hour LCO.</br>When the fuel rack was tripped alarms were received in the control room, the operator was immediately contacted and the problem was identified and corrected. Total LCO time was approximately 2 minutes.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
Discovered date
14:45:00, 2 December 2011  +
ENS id number
47,495  +
Emergency class
Non Emergency +
Entered date
13:28:00, 2 December 2011  +
Event date
14:45:00, 2 December 2011  +
Event description
While hanging tags on the 'B' Diesel Gener … While hanging tags on the 'B' Diesel Generator, which was tagged out for maintenance, the operator mistakenly entered the 'A' Diesel Generator Room and tripped the 'A' Diesel Generator fuel rack, making it inoperable. At this time both diesels were inoperable placing the plant in a 24 Hour LCO.</br>When the fuel rack was tripped alarms were received in the control room, the operator was immediately contacted and the problem was identified and corrected. Total LCO time was approximately 2 minutes.</br>The licensee notified the NRC Resident Inspector.ensee notified the NRC Resident Inspector.  +
Has query"Has query" is a predefined property that represents meta information (in form of a <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Subobject">subobject</a>) about individual queries and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +, ENS 47495 +  and ENS 47495 +
Initial power
100  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 2 December 2011  +
Modification date"Modification date" is a predefined property that corresponds to the date of the last modification of a subject and is provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a>.
22:26:20, 24 September 2017  +
NRC officer
Pete Snyder +
Notification date
13:28:00, 2 December 2011  +
Originated by
Jim Brooks +
Reactor critical
true  +
Reactor scram
false  +
Reactor type
GE-4 +
Region
NRC Region 1 +
Reporting criterion
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident +
Reporting time
-0.0533 d (-1.28 hours, -0.00762 weeks, -0.00175 months)  +
Site
Vermont Yankee +
Start date
14:45:00, 2 December 2011  +
State
Vermont +
Title
Wrong Train Emergency Diesel Fuel Rack Trip  +
URL"URL" is a <a href="/Special:Types/URL" title="Special:Types/URL">type</a> and predefined property provided by <a rel="nofollow" class="external text" href="https://www.semantic-mediawiki.org/wiki/Help:Special_properties">Semantic MediaWiki</a> to represent URI/URL values.
http://www.nrc.gov/reading-rm/doc-collections/event-status/event/2011/20111205en.html#en47495  +
Unit
1  +
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