ML20085C637

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Application for Amend to License DPR-04,revising Tech Spec Re Source Range Channels
ML20085C637
Person / Time
Site: Saxton File:GPU Nuclear icon.png
Issue date: 01/11/1962
From: Neidig R
SAXTON NUCLEAR EXPERIMENTAL CORP.
To:
Shared Package
ML20083L048 List: ... further results
References
FOIA-91-17 NUDOCS 9110040107
Download: ML20085C637 (4)


Text

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' '9 SAXTON NUCLEAR EXPERIMENTAL CORPORATION DOCKET NO. 50-lh6 CHANGE REQUESTS #1, #2, and #3 1.

Applicant hereby submits change requests #1, #2 and #3 in compliance with paragraph 3 of License DPR-h.

SAXTON NUCLEAR EXPERIMENTAL CORPORATION By

/s/

R. E. Neidig President etteet:

/s/

E. L. Barth

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Secretary (S E A L)

Sworn and subscribed to before me this lith day of January 1962.

/s/ Mart,in A. Kohr (S E A L)

Netary Public Muhlenberg Town @lp, Berks Ceu-tf My Cmrlssion Ecpirie Feb. h,196:

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January 21, 1962 b

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50-lh6 DFR-!.

Technical Specifications Change Request #1-1.

Deecriptien of Change Paragraph 7 (j), page 7 - Change second sentence to read " Source range channels cover 5 decades starting no higher than 7.5 x 10-2 rr-while intermediate range channels cover fr.m 2.5 x 102 ny to 7 x 108 ny which is up to 10#. cf full power. "

2.

Safety Consideratione If these source range channels produce less than 5 counts /second, the instrumentation will be changed to cover the range criginally specified.

In eur opinion the proposed change does not present significant hazards considerations not deceribed or implicit in the Final Safeguards Report.

3 Health and Safety of the Public It is our conclusion that the health and safety of the public will not be endangered by this change.

Schedale Approval of this change is requested by 31 Janca.y 1M2.

If approval is not received, the originally specified type detectors vill have to be installed and ca'librated prict to initial. core loading.

5.

Cp;ge tr Final Saf eguards Repert

!! this change request is approved it-1e requetted the the folicwing pen and ink changes be made in the Final Safeguari' Repcrt, pags 203-15, Table 203-3 en first line (N.I. - 1,2) hange present rensitivity_Of

'O 0 counts /ser/nv" to read " net less than 13.3 ccunte/sec/nv." Change a

prezent range of "2.5 x 10 - te 2.5 x lo> nv" to read 5 de:ades startirg.

no higher than 7 5 x 10*- nv."

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January 11, 196.7 Docket No. 50-lh6 DPR-b Technical Specifications Change Request #2 1.

Description of Change Paragraph 12, page 11 - Change last sentence in this paragraph to read as follows:

"These pumps will operate intennittently as required for the purification system and for volume control of the main coolant system."

2.

Safety Considerations During steady-state operation, the charging pumps are not required for control of the level in the pressurizer, and it will not be necessary to have the purification system in operation at all timas.

As it is now worded the specification is in error in that it requires continuous operation of a charging pump regardless of whether the reactor is shut down or operating, and regardless of whether the system is in a normal operating condition or shut down with a solid water main conlant system, or shut down with the main coolant system open to the atmosphere.

In our opinion the croposed change does not present significant hazards considerations not described or implicit in the Final Safeguards Report.

3 Health and Safety of the Public It is our conclusion that the health and safety of the public will not be endangered by this change.

h.

Schedula Approval cf this change is requested by 15 February 1962.

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January 11, 1962 Docket No. 50-lh6 DPR-h Technical ' Specifications Change Request #3 1.

Description of Change Paragraph h(a), page 2 - Change conductivity units from

" micro-mho" to read " micro-mho per centimeter."

2.

Safety Considerations This change is requested to correct a typographical error.

The proposed change does not present htzards considerations.

3.

Health and Safety of the Public Health and Safety of the public will not be endangered by this change.

h.

Schedule Approval time of this change is not urgent' and is requested at the convenience of the Commission.

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