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Home > NRC Library > Document Collections > NUREG-Series Publications > Staff Reports > NUREG 0933 > Section 3. New Generic Issues- Issue 32: Flow Blockage in Essential Equipment Caused by Corbicula

Resolution of Generic Safety Issues: Issue 32: Flow Blockage in Essential Equipment Caused by Corbicula ( NUREG-0933, Main Report with Supplements 1–35 )

DESCRIPTION

This issue was raised in an AEOD memorandum434 to NRR and OIE in October 1980 and addressed the problem of flow blockage by Asiatic clams (Corbicula) in redundant safety-related cooling water systems at Arkansas Nuclear One.

CONCLUSION

This issue has been combined and evaluated with Issue 51, "Proposed Requirements for Improving the Reliability of Open Cycle Service Water Systems."

REFERENCES

0434.Memorandum for H. Denton et al. from C. Michelson, "Flow Blockage in Essential Equipment at ANO Caused by Corbicula sp. (Asiatic Clams)," October 21, 1980. [8011060029]