ENS 55785: Difference between revisions
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| emergency class = Non Emergency | | emergency class = Non Emergency | ||
| notification date = 03/12/2022 06:56 | | notification date = 03/12/2022 06:56 | ||
| retracted = Yes | |||
| notification by = James Jackson | | notification by = James Jackson | ||
| NRC officer = Lloyd Desotell | | NRC officer = Lloyd Desotell | ||
| event date = 03/12/2022 00:50 EST | | event date = 03/12/2022 00:50 EST | ||
| last update date = | | last update date = 04/26/2022 | ||
| title = Main Steam Isolation Valve Failed to Shut | | title = Main Steam Isolation Valve Failed to Shut | ||
| event text = The following information was provided by the licensee via email: | | event text = The following information was provided by the licensee via email: | ||
| Line 21: | Line 22: | ||
This condition is being reported pursuant to 10 CFR 50.72(b)(3)(v). | This condition is being reported pursuant to 10 CFR 50.72(b)(3)(v). | ||
The NRC Resident Inspector has been notified. | The NRC Resident Inspector has been notified. | ||
| URL = https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2022/ | * * * RETRACTION ON 04/26/22 AT 1422 EDT FROM DAVID STOIA TO BRIAN PARKS * * * | ||
The following information was provided by the licensee via email: | |||
On 3/12/2022 at 0656 EDT Turkey Point Unit 4 notified the NRC pursuant to 10 CFR 50.72(b)(3)(v)(D) that a single Main Steam Isolation Valve (MSIV) did not fully close when manually demanded from the control room during shutdown of Unit 4 for a refueling outage. Following disassembly and inspection of the MSIV, Florida Power & Light Engineering identified the cause of the deficiency and determined that the valve would have fully seated under its design accident conditions. | |||
This notification is a retraction of EN# 55785. The NRC Resident Inspector has been notified of this retraction. | |||
Notified R2DO (Miller). | |||
| URL = https://www.nrc.gov/reading-rm/doc-collections/event-status/event/2022/20220427en.html#en55785 | |||
}}{{unit info | }}{{unit info | ||
| Unit = 4 | | Unit = 4 | ||
| type = W-3-LP | | type = W-3-LP | ||
| Scram code = N | | Scram code = N | ||
| Reactor critical = | | Reactor critical = N | ||
| Initial power = 0 | | Initial power = 0 | ||
| Initial reactor mode = Hot Standby | | Initial reactor mode = Hot Standby | ||
Latest revision as of 07:30, 27 April 2022
| Where | |
|---|---|
Turkey Point  Florida (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | |
| Time - Person (Reporting Time:+1.1 h0.0458 days <br />0.00655 weeks <br />0.00151 months <br />) | |
| Opened: | James Jackson 06:56 Mar 12, 2022 |
| NRC Officer: | Lloyd Desotell |
| Last Updated: | Apr 26, 2022 |
| 55785 - NRC Website
| |
Turkey Point with 10 CFR 50.72(b)(3)(v)(D), Loss of Safety Function - Mitigate the Consequences of an Accident | |