ML20207E726

Proposed Changes to Tech Spec Seismic Monitoring Instrumentation Tables 3.3.7.2-1 & 4.3.7.2-1 to Delete four- Peak Recording Accelerographs on Reactor Piping & Make Measurement Values Consistent

ML20207E726
Person / Time
Site:	Grand Gulf
Issue date:	07/15/1986
From:	MISSISSIPPI POWER & LIGHT CO.
To:
Shared Package
ML20207E704	List: AECM-86-0221, Application for Amend to License NPF-29,changing Tech Spec Seismic Monitoring Instrumentation Tables to Delete four- Peak Recording Accelerographs on Reactor Piping & Make Measurement Values Consistent.Fee Paid ML20207E726
References
TAC-61931, NUDOCS 8607220408
Download: ML20207E726 (2)

Text

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INSTRUMENTATION TABLE.3.3.7.2-1 SEISMIC MONITORING' INSTRUMENTATION MINIMUM MEASUREMENT INSTRUMENTS ~ l INSTRUMENTS AND SENSOR LOCATIONS

. RANGE OPERABLE h E?

1. Triaxial Strong Motion Accelerometer - J n.,

. a.

b.

Containment foundation Drywell 0.001 to 1.0g 0.001 to 1.0g 1

1 jgf 3

0.001 to 1.0g 1 g

c. SGTS Filter Train c

d. SSW Pump House A 0.001 to 1.0g 1

e. Free Field 0.001 to 1.0g 1 \

4. Rube Epq S-pport p,aos 4,1,oS i 'l

2. Triaxial Peak Recording Accelerograph 0.01 to 4 9- 2.09 1

a. Containment Dome 1

b. Auxiliary Building Foundation 0.01 to 49- 2. 03

c. Diesel Generator 11 0.01 to 39 2.03 1

0. 01 to -29. E.03 1

d. Control Building Foundation.

0.01 to 29 2.03 1

e. Control Room 1

f. _ Reactor Vessel Support 0.01 to.392.Os I

g. P,cccter 9: circ. aiping 0.01 tc 2g 0.01 to 2; 1

h. "cin Stc;; Piping 0.01 t: 2; I 1.

~

LPSS Spr;y Linc

j. jlPSS Spr;y Linc 0.01 t: 2; 0.01 to -39 2.63 ,

I 1

k. SSW Pump House B Deleted -

3. Triaxial Seismic Switches 0.025 to 0.25g 1*

a. Containment Foundation (SSE) 1*

0.025 to 0.25g l

b. Containment Foundation (OBE) 1*

Drywell (SSE) 0.025 to 0.25g

c. 1*

0.025 to 0.25g

d. Drywell (OBE)

4. Vertical Seismic Trigger '

0.005 to 0.05g 1*

a. Containment Foundation

5. Horizontal Seismic Trigger .,

0.005 to 0.05g 1*

a. Drywell

• With control room annunciation.

8607220408 860715 PDR ADOCK 05000416 P PDR-3/4 3-64 A m e nolm evd. MO. ----

GRAND GULF-UNIT 1 .

i

3 INSTRUMENTATION ,

TABLE 4.3.7.2-1 SEISMIC MONITORING INSTRUMENTATION SURVEILLANCE REQUIREMENTS s

CHANNEL CHANNEL FUNCTIONAL. CHANNEL i INSTRUMENTS AND SENSOR LOCATIONS ' CHECK TEST CALIBRATIONy ,

1. Triaxial Strong Motion Accelerometer 1a

}

a. Containment Foundation M SA R -

b.

c.

.Drywell SGTS Filter Train M

M SA SA R

R

.}I I J

d. SSW Pump House A N SA 'R cE6

e. Free Field M SA R

.p. Reuker P. pin 3 &pped M SA R \l

2. Triaxial Peak Recording Accelerograph

a. Containment Dome NA NA R

b. Auxiliary Building Foundation NA NA R

c. Diesel Generator 11 NA NA R

d. Control Building Foundation NA NA R

e. Control Room NA NA R

f. _ Reactor Vessel Support NA NA R

g. R ::ter "::irc. Piping "^ "^ *

h. "ci- Ste:r "! ping "^ "^ "

i. L"CS Sprey Line ,

"^ 8

j. 'll'C5 Sprey Line "^ "

k. SSW Pump House B NA NA R DELEreo-

3. Triaxial Seismic Switches

a. Containment Foundation (SSE) M SA R

b. Containment Foundation (OBE) M SA R

c. Drywell (SSE) M SA R

d. Drywell (OBE) M SA R r

4. Vertical Seismic Trigger I a. Containment Foundation M SA R

5. Horizontal Seismic Trigger I

a. Drywell M SA R l

l a

GRAND GULF-UNIT 1 3/4 3-65 Amendment Md. _ -l