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On 3/19/06 at approximately 1240, the U2 E … On 3/19/06 at approximately 1240, the U2 ERDADS computer failed and stopped providing updated plant data to the Unit 2 and Technical Support Center Operator Consoles, leaving the displays essentially static. Investigation of the failure mode is ongoing and attempts to restore the ERDADS to normal are in progress. A similar event occurred on 3/16/06, EN# 42425. Loss of the ERDADS output for greater than one hour is reportable as a major loss of assessment and communication capability under 10 CFR 50.72(b)(3)(xiii).</br>The ERDADS computer has been restored but the licensee does not considered it fully operable. Vendor is coming in on 3/20/06 to try to correct the ERDADS computer problem. </br>The NRC Resident Inspector was notified of this by the licensee.</br>* * * UPDATE FROM J. HESSLING TO W. GOTT AT 1603 ON 03/23/06 * * * </br>ERDADS system is restored.</br>The licensee notified the NRC Resident Inspector.</br>Notified R2DO (C. Evans)sident Inspector.
Notified R2DO (C. Evans) +
17:40:00, 19 March 2006 +
42,429 +
17:44:00, 19 March 2006 +
17:40:00, 19 March 2006 +
On 3/19/06 at approximately 1240, the U2 E … On 3/19/06 at approximately 1240, the U2 ERDADS computer failed and stopped providing updated plant data to the Unit 2 and Technical Support Center Operator Consoles, leaving the displays essentially static. Investigation of the failure mode is ongoing and attempts to restore the ERDADS to normal are in progress. A similar event occurred on 3/16/06, EN# 42425. Loss of the ERDADS output for greater than one hour is reportable as a major loss of assessment and communication capability under 10 CFR 50.72(b)(3)(xiii).</br>The ERDADS computer has been restored but the licensee does not considered it fully operable. Vendor is coming in on 3/20/06 to try to correct the ERDADS computer problem. </br>The NRC Resident Inspector was notified of this by the licensee.</br>* * * UPDATE FROM J. HESSLING TO W. GOTT AT 1603 ON 03/23/06 * * * </br>ERDADS system is restored.</br>The licensee notified the NRC Resident Inspector.</br>Notified R2DO (C. Evans)sident Inspector.
Notified R2DO (C. Evans) +
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>.
100 +
00:00:00, 23 March 2006 +
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>.
02:19:05, 2 March 2018 +
17:44:00, 19 March 2006 +
true +
false +
0.00292 d (0.07 hours, 4.166667e-4 weeks, 9.5886e-5 months) +
17:40:00, 19 March 2006 +
Unit 2 Erdads (Emergency Response Data Acquisition and Display System) Computer Declared Inoperable. +
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.