ML19210C634: Difference between revisions

From kanterella
Jump to navigation Jump to search
(Created page by program invented by StriderTol)
(Created page by program invented by StriderTol)
Line 18: Line 18:
=Text=
=Text=
{{#Wiki_filter:. i. s NORTHEAST IFFII. FRIES
{{#Wiki_filter:. i. s NORTHEAST IFFII. FRIES
}!CNi7YE-R FORD. CONNECTICUT 06101
  }           !CNi7YE-
*:::::::::."2':'~~
* R FORD. CONNECTICUT 06101
am) ess-sen L L J:::.1::"!: Z = lll' r November 9, 1979 Docket No. 50-336
:::::::::."2':'~~                                       am) ess-sen L   L   J :::.1::"!: Z = lll' r November 9, 1979 Docket No. 50-336
.Director of Nuclear Reactor Regulation Attn: Mr. R. Reid, Chief Operating Reactors Branch #4 U. S. Nuclear Regulatory Commission Washington, D. C.
.
20555  
Director of Nuclear Reactor Regulation Attn:   Mr. R. Reid, Chief Operating Reactors Branch #4 U. S. Nuclear Regulatory Commission Washington, D. C.       20555


==Reference:==
==Reference:==
 
(1)   R. Reid letter to W. G. Counsil dated May 12, 1979.
(1)R. Reid letter to W. G. Counsil dated May 12, 1979.
Gentlemen:
Gentlemen:
Millstone Nuclear Power Station, Unit No. 2 Resolution of Cycle 3 Startup Commitments In Reference (1), the NRC Staff issued License Amendment No. 52 and the supporting Safety Evaluation to Facility Operating License No. DPR-65, for Millstone Unit No. 2.Documented in Reference (1) were commitments for Northeast Nuclear Energy Company (NNECO) to:
Millstone Nuclear Power Station, Unit No. 2 Resolution of Cycle 3 Startup Commitments In Reference (1), the NRC Staff issued License Amendment No. 52 and the supporting Safety Evaluation to Facility Operating License No. DPR-65, for Millstone Unit No. 2. Documented in Reference (1) were commitments for Northeast Nuclear Energy Company (NNECO) to:
(1) Provide an assessment of the neutron dose rate reduction and actual man-rea exposure savings experienced during Cycle 3 operation with the neutron shield installed in the area of the reactor cavity.
(1) Provide an assessment of the neutron dose rate reduction and actual man-rea exposure savings experienced during Cycle 3 operation with the neutron shield installed in the area of the reactor cavity.
(2) Replace the Stem Mounted Limit Switches (SMLS) on Valves SI-614, 624, 634, and 644 during the first unscheduled cold shutdown after September 15, 1979.
(2) Replace the Stem Mounted Limit Switches (SMLS) on Valves SI-614, 624, 634, and 644 during the first unscheduled cold shutdown after September 15, 1979.
In response to Item (1) above, NNECO hereby submits the attached report," Evaluation of Neutron Shield Effectiveness.
In response to Item (1) above, NNECO hereby submits the attached report,
In fulfillment of Item (2) above, please be advised that the SMLS on Valves SI-614, 624, 634, and 644 have been replaced with environmentally qualified switches.
    " Evaluation of Neutron Shield Effectiveness. In fulfillment of Item (2) above, please be advised that the SMLS on Valves SI-614, 624, 634, and 644 have been replaced with environmentally qualified switches.
NNECO trusts you find this information sufficient to resolve the noted Reference (1) concerns.
NNECO trusts you find this information sufficient to resolve the noted Reference (1) concerns.
Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY
Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY
/, W. G. Counsil MhM[Vice President Attachment 267 M 7911190 m>0 099" i}}
                                                        /,
W. G. Counsil Vice President        MhM[
Attachment 7911190        267
                                                                                      "
M m>                           0 099 i}}

Revision as of 13:50, 19 October 2019

Responds to 790512 Ltr Re Resolution of Cycle 3 Startup Commitments.Forwards Rept, Evaluation of Neutron Shield Effectiveness.
ML19210C634
Person / Time
Site: Millstone Dominion icon.png
Issue date: 11/09/1979
From: Counsil W
NORTHEAST UTILITIES
To: Reid R
Office of Nuclear Reactor Regulation
Shared Package
ML19210C636 List:
References
TAC-11348, TAC-11561, TAC-12505, TAC-42846, NUDOCS 7911190267
Download: ML19210C634 (1)


Text

. i. s NORTHEAST IFFII. FRIES

} !CNi7YE-

."2':'~~ am) ess-sen L L J :::.1::"!: Z = lll' r November 9, 1979 Docket No. 50-336

.

Director of Nuclear Reactor Regulation Attn: Mr. R. Reid, Chief Operating Reactors Branch #4 U. S. Nuclear Regulatory Commission Washington, D. C. 20555

Reference:

(1) R. Reid letter to W. G. Counsil dated May 12, 1979.

Gentlemen:

Millstone Nuclear Power Station, Unit No. 2 Resolution of Cycle 3 Startup Commitments In Reference (1), the NRC Staff issued License Amendment No. 52 and the supporting Safety Evaluation to Facility Operating License No. DPR-65, for Millstone Unit No. 2. Documented in Reference (1) were commitments for Northeast Nuclear Energy Company (NNECO) to:

(1) Provide an assessment of the neutron dose rate reduction and actual man-rea exposure savings experienced during Cycle 3 operation with the neutron shield installed in the area of the reactor cavity.

(2) Replace the Stem Mounted Limit Switches (SMLS) on Valves SI-614, 624, 634, and 644 during the first unscheduled cold shutdown after September 15, 1979.

In response to Item (1) above, NNECO hereby submits the attached report,

" Evaluation of Neutron Shield Effectiveness. In fulfillment of Item (2) above, please be advised that the SMLS on Valves SI-614, 624, 634, and 644 have been replaced with environmentally qualified switches.

NNECO trusts you find this information sufficient to resolve the noted Reference (1) concerns.

Very truly yours, NORTHEAST NUCLEAR ENERGY COMPANY

/,

W. G. Counsil Vice President MhM[

Attachment 7911190 267

"

M m> 0 099 i