Tech Spec Quick Hits

Question 1

What 5 Tech Specs have an action to “Enter LCO 3.0.3 Immediately” ?

Answer 1

3.4.16 D All monitors inop,
3.5.2 D Two or more required SITs inop
3.6.6 C Two cont spray pumps inop
3.7.11 G Two CREFS trains inop Mode 1-4 other than Condition B
3.7.12 F Two CREATCS trains inop Mode 1-4

Question 1

What 4 Tech Spec’s can you NOT apply LCO 3.0.4 b (Mode change with LCO not met) ? (Tech Specs that specifically say it does not apply)

Answer 1

o LTOP when entering Mode 4 (LCO 3.4.13)
o HPSI subsystem when entering MODE 4 (LCO 3.5.4)
o AFW (LCO 3.7.5)
o DGs (LCO 3.8.1)

Question 2

What Radiation Monitors are required per the Technical Requirements Manual (TRM)?

Answer 2

TRM Rad Monitors:
3.3.101 – RU-19 New Fuel Area
Action- Perform Surveys of area once per 24 Hours
RU-139/140 Main steam line area
Action- Restore to functional 72 Hours OR
Initiate preplanned alternate program to monitor 72 Hours AND
Initiate CR to remedy the situation

3.3.108 – RU 145/31 Fuel Building Ventilation – One FBEVAS functional (During Fuel move in FB)
Action – Place one OEPRABLE train in operation – Immediately OR
Stop moving fuel – Immediately

Question 3

If a Waste Gas Decay Tank fails (lateral crack releasing contents to its room), what Radiation Monitor will detect the release?

What will filter this release?

Answer 3

RU-15, Waste Gas System Area Combined Ventilation Exhaust Monitor (not Ru-12 since this release does not use the normal flow path) (Ru-143 will also see the release through the Plant Vent)

HRN-J01A/B, Radwaste Building Normal AFUs

Question 4

An RMS alarm on _____(1)_____ , which monitor(s) radiation levels of the _____(2)_____ ,
is(are) the primary RMS indication(s) of high reactor coolant activity and possible fuel failure.

A. 1. Containment High Range Area Monitors, RU-148/149
2. 100’ elevation inside Containment

B. 1. Containment High Range Area Monitors, RU-148/149
2. 140’ elevation inside Containment

C. 1. Reactor Coolant Letdown Line Radiation Monitor, RU-155D
2. letdown line at the inlet of the Letdown Heat Exchanger

D. 1. Reactor Coolant Letdown Line Radiation Monitor, RU-155D
2. letdown line between the Letdown Heat Exchanger and the Ion Exchangers

Answer 4

D -
1. Reactor Coolant Letdown Line Radiation Monitor, RU-155D
2. letdown line between the Letdown Heat Exchanger and the Ion Exchangers