There’s always room to better explain what an LCO actually is. One thing that’s helpful to know is the relationship between operability, surveillance requirements, and the LCO . . . .
The Technical Specifications, or Tech Specs for short, are the documented technical parameters that govern the plant’s safe operation. Whereas the UFSAR reads more like a textbook, the Tech Specs usually consist of many different tables that list requirements, actions, and their frequencies. . . .