CX-017380: Tank 30 Concentration, Storage, and Transfer Facility Conductivity Probe Circuits Time Delay Modification

Categorical Exclusion Determination

Office of NEPA Policy and Compliance

September 5, 2017
Estimated Read Time   min

The proposed activity is the issuance and implementation of a design change package associated with the three Tank 30 outer annulus conductivity probe circuits.  The scope of the modification is to replace existing alarm relays that use instantaneous contacts in each of the three circuits with time delay relays using timed contacts.