ML050840491

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2 Pages Fort Calhoun - for Amd. 234. Elimination of Requirements for Hydrogen Monitors Using the Consolidated Line Item Improvement Process (Tac. MC4305)
ML050840491
Person / Time
Site: Fort Calhoun 
(DPR-040)
Issue date: 03/22/2005
From: Wang A
NRC/NRR/DLPM/LPD4
To:
Wang A B/DLPM/415-1445
Shared Package
ML050840385 List:
References
TAC MC4305
Download: ML050840491 (2)


Text

TECHNICAL SPECIFICATIONS TABLE 2-10 Post-Accident Monitorinq Instrumentation Operating Limits Minimum Operable Instrument Channels Action

1. Containment Wide Range Radiation 2

(a)

Monitors (RM-091A & B)

2. Wide Range Noble Gas Stack Monitor RM-063 (Noble Gas Portion Only) 1 (a)
3. Main Steam Line Radiation Monitor 1

(a)

(RM-064)

4. Not Used
5. Containment Water Level Narrow Range (LT-599 & LT-600) 1 (d)

Wide Range (LT-387 & LT-388) 2 (b)(c)

6. Containment Wide Range Pressure 2

(b)(c)

7. Reactor Coolant System Subcooled Margin Monitor 2

(e)(f)

8. Core Exit Thermocouples (i) 2/Core Quadrant (g)(h)
9. Reactor Vessel Level (HJTC) ()

2 (k)(l)

(a) With the number of OPERABLE channels less than required by the minimum channels operable requirements, initiate the pre-planned alternate method of monitoring the appropriate parameter(s) within 72 hours8.333333e-4 days <br />0.02 hours <br />1.190476e-4 weeks <br />2.7396e-5 months <br />, and

1. either restore the inoperable channel(s) to OPERABLE status within 7 days of the event, or
2. prepare and submit a special report to the Commission pursuant to specification 5.9.3 within 14 days following the event outlining the action taken, the cause of the inoperability, and the plans and schedules for restoring the system to OPERABLE status.

(b) With one channel inoperable, restore the inoperable monitor to OPERABLE status within 30 days or be in at least HOT SHUTDOWN within the next 12 hours1.388889e-4 days <br />0.00333 hours <br />1.984127e-5 weeks <br />4.566e-6 months <br />.

2.21 - Page 3 Amendment No. 81,82,83,87,11O,1,1, 234

TECHNICAL SPECIFICATIONS TABLE 3-3 (Continued)

MINIMUM FREQUENCIES FOR CHECKS, CALIBRATIONS AND TESTING OF MISCELLANEOUS INSTRUMENTATION AND CONTROLS Channel Description

25.

Containment Purge Isolation Valves (PCV-742A, B, C, & D)

26.

Not Used

27.

Containment Water Level Narrow Range (LT-599

& LT-600)

Wide Range (LT-387 &

LT-388)

28.

Containment Wide Range Pressure Indication Surveillance Function

a. Check FrequencV M
a. Check
b. Calibrate
a. Check
b. Calibrate
a. Check
b. Calibrate M

R M

R M

R Surveillance Method

a. Verify valve position using control room indication.
a. CHANNEL CHECK
b. CHANNEL CALIBRATION
a. CHANNEL CHECK
b. CHANNEL CALIBRATION
a. CHANNEL CHECK
b. CHANNEL CALIBRATION
29.

Toxic Gas Detectors:

YIS-6287A&B (NH3)

a. Check S
a. Comparison of readings from redundant channels.
b. Gas calibration.
b. Calibrate Q

3.1 - Page 19 Amendment No. 54,68,82,87,107,182, 183, 234