Alert

Due to a lapse in appropriations, the NRC has ceased normal operations. However, excepted and exempted activities necessary to maintain critical health and safety functions—as well as essential progress on designated critical activities, including those specified in Executive Order 14300—will continue, consistent with the OMB-Approved NRC Lapse Plan.

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Information Notice No. 83-46: Common-mode Valve Failures Degrade Surry's Recirculation Spray Subsystem

… Notice No. 83-46: Common-mode Valve Failures Degrade Surry's Recirculation Spray Subsystem … SSINS No.: 6835 IN … RECIRCULATION SPRAY SUBSYSTEM Addressees: All nuclear power reactor facilities holding an operating license (OL) … water to the recirculation spray coolers at the Surry Power Station. Seven of eight motor-operated, 30-in. butterfly …

Summary of Responses to NRC Bulletin 87-01, "Thinning of Pipe Walls in Nuclear Power Plants"

… to NRC Bulletin 87-01, "Thinning of Pipe Walls in Nuclear Power Plants" … UNITED STATES NUCLEAR REGULATORY COMMISSION … is required. Background: On December 9, 1986, Unit 2 at the Surry Power Station experienced a catastrophic failure of a main …

Bulletin 80-15: Possible Loss of Emergency Notification System (ENS) With Loss of Offsite Power

… of Emergency Notification System (ENS) With Loss of Offsite Power … SSINS No.: 6820 Accessions No.: 8005050072 UNITED … IE Circular 80-09. The installation of the ENS requires a station package which operates on 110 VAC. In some cases, … 1 & 2 Oconee 1, 2 & 3 Robinson 2 Sequoyah 1 St. Lucie 1 Surry 1 & 2 Turkey Point 3 & 4 Region III Big Rock Point …

Bulletin 87-01: Thinning of Pipe Walls in Nuclear Power Plants

… Bulletin 87-01: Thinning of Pipe Walls in Nuclear Power Plants … SSINS No.: 6820 OMB No.: 3150-0011 NRCB 87-01 … of Circumstances: On December 9, 1986, Unit 2 at the Surry Power Station experienced a catastrophic failure of a main …

Information Notice No. 84-67: Recent Snubber Inservice Testing with High Failure Rates

… TESTING WITH HIGH FAILURE RATES Addressees: All nuclear power facilities holding an operating license (OL) or a … failure of a number of hydraulic and mechanical snubbers at Surry Power Station Unit 1 to pass the inservice testing required by …