Morning Report for October 13, 2000
Headquarters Daily Report OCTOBER 13, 2000 *************************************************************************** REPORT NEGATIVE NO INPUT ATTACHED INPUT RECEIVED RECEIVED HEADQUARTERS X REGION I X REGION II X REGION III X REGION IV X PRIORITY ATTENTION REQUIRED MORNING REPORT - REGION II OCTOBER 13, 2000 Licensee/Facility: Notification: South Carolina Electric & Gas Co. MR Number: 2-00-0024 Summer 1 Date: 10/13/00 Jenkinsville,South Carolina Dockets: 50-395 PWR/W-3-LP Subject: CRACK IN WELD AREA OF REACTOR COOLANT SYSTEM (RCS) Reportable Event Number: 37423 Discussion: On October 7, 2000, Summer shut down the reactor for a scheduled refueling outage. During a containment inspection, a large quantity of boron was discovered on an RCS hot leg pipe at the primary shield wall penetration. On October 12, when investigating the source of leakage, a dye penetrant test revealed a 4-inch long circumferential, hairline crack in the weld between the reactor vessel nozzle and the "A" hot leg piping (29-inch inside diameter and 2 1/2-inch nominal thickness). The licensee is continuing with their scheduled refueling outage activities, including a full core offload. The licensee is evaluating repair strategies and available vendors to accomplish the repair which will occur prior to reloading fuel. Additional information is available in 10 CFR 50.72 notification (Event Number 37423). Regional Action: Region II plans to conduct a conference call with the licensee and appropriate NRC personnel to discuss the licensee's continuing investigation efforts and the repair plans. Region II plans to perform followup inspection on this issue. Contact: R. HAAG (404)562-4550 _
Page Last Reviewed/Updated Wednesday, March 24, 2021
Page Last Reviewed/Updated Wednesday, March 24, 2021