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ENS 50002
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Category
ENS Notification  and Power Reactor
CFR
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident +  and 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material +
Current power
46  +
Current reactor mode
Power Operation +
Description
In preparation for a scheduled outage, mai … In preparation for a scheduled outage, maintenance personnel removed the upper and lower boots of the main steam safety valves. Upon discovery, Operations personnel declared the Enclosure Building inoperable. Maintenance re-installed the boots and the integrity of the Enclosure Building was restored and the building returned to service.</br>The licensee notified the NRC Resident Inspector, the State of Connecticut, and the town of Waterford.of Connecticut, and the town of Waterford.  +
Discovered date
14:25:00, 5 April 2014  +
ENS id number
50,002  +
Emergency class
Non Emergency +
Entered date
18:16:00, 5 April 2014  +
Event date
14:25:00, 5 April 2014  +
Event description
In preparation for a scheduled outage, mai … In preparation for a scheduled outage, maintenance personnel removed the upper and lower boots of the main steam safety valves. Upon discovery, Operations personnel declared the Enclosure Building inoperable. Maintenance re-installed the boots and the integrity of the Enclosure Building was restored and the building returned to service.</br>The licensee notified the NRC Resident Inspector, the State of Connecticut, and the town of Waterford.of Connecticut, and the town of Waterford.  +
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 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +, ENS 50002 +  and ENS 50002 +
Initial power
100  +
Initial reactor mode
Power Operation +
Last update date
00:00:00, 5 April 2014  +
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>.
01:51:11, 2 March 2018  +
NRC officer
Howie Crouch +
Notification date
18:16:00, 5 April 2014  +
Originated by
Sunyoung Kwon +
Reactor critical
true  +
Reactor scram
false  +
Reactor type
CE +
Region
NRC Region 1 +
Reporting criterion
10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident +  and 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material +
Reporting time
0.16 d (3.85 hours, 0.0229 weeks, 0.00527 months)  +
Site
Millstone +
Start date
14:25:00, 5 April 2014  +
State
Connecticut +
System
Main Steam Safety Valve +
Title
Loss of Enclosure Building  +
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/2014/20140407en.html#en50002  +
Unit
2  +
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