The purpose of this teleconference, between Vistra Operations Company LLC (Vistra OpCo) and the U.S. Nuclear Regulatory Commission (NRC) staff, is to discuss a proposed alternative for inservice testing (IST) of component cooling water heat exchanger reli

The purpose of this teleconference, between Vistra Operations Company LLC (Vistra OpCo) and the U.S. Nuclear Regulatory Commission (NRC) staff, is to discuss a proposed alternative for inservice testing (IST) of component cooling water heat exchanger relief valves at Comanche Peak Nuclear Power Plant, Unit Nos. 1 and 2. The licensee recently added the relief valves to the IST Program and the relief valves have not been tested.