ML22024A057

Breakout Questions - Trps 149.5 and 23 - Crane and Inspection of Load Handling

ML22024A057
Person / Time
Site:	Oconee
Issue date:	01/20/2022
From:	Angela Wu NRC/NRR/DNRL/NLRP
To:
Wu A, 301-415-2995
Shared Package
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References
Download: ML22024A057 (1)

Text

ONS SLRA: Breakout Questions SLRA Sections 4.7.5, Crane Load Cycle Limit, (TRP: 149.5) and B2.1.13, Inspection of Overhead Heavy Load and Light Load (Related to Refueling) Handling Systems, (TRPs: 23)

Question SLRA SLRA Background / Issue Discussion Question / Request Number Section Page (As applicable/needed) 1 4.7.5 4-127 In Section 4.7.5, Crane Load Cycle Clarify the discrepancy with the Limits, of the ONS SLRA, the applicant maximum number of load cycle states the applicable service class is limit of 100,000 in the ONS Class A, and CMAA Specification #70- SLRA and the maximum 1975 states that a range of load cycles number of load cycle limit of from 20,000 to 100,000 is for cranes in 200,000 in CMAA Specification Class A (Standby) service. The applicant #70-1988.

also tabulated the maximum number of load cycles as 100,000 for each load handling system in Table 4.7-4, Crane Load Cycles Summary, in the ONS SLRA. Further, the applicant stated the maximum number of load cycle limit as 100,000 in the body of Section 4.7.5.

However, for the service Class A, load cycles of 20,000 to 200,000 was idented in CMAA Specification #70-1988.

2 none none The applicant did not provide the health Provide the recent health reports related to the 4.7.5, Crane Load reports of the TLAA and AMP.

Cycle Limit, and B2.1.13, Inspection of Overhead Heavy Load and Light Load (Related to Refueling) Handling Systems, in the eRR.

Reviewing this information will help understand the recent operating experience at ONS..