UNITED STATES

NUCLEAR REGULATORY COMMISSION

REGION I

2100 RENAISSANCE BOULEVARD, SUITE 100

KING OF PRUSSIA, PENNSYLVANIA 19406-2713

January 30, 2014

LICENSEE: NextEra Energy Seabrook, LLC (NextEra)

FACILITY: Seabrook Station, Unit 1 (Seabrook)

SUBJECT: SUMMARY OF MEETING BETWEEN THE U.S. NUCLEAR REGULATORY 

COMMISSION AND NEXTERA HELD ON DECEMBER 18, 2013, REGARDING 

THE STATUS OF ALKALI-SILICA REACTION TESTING PROGRAM

On December 18, 2013, the U.S. Nuclear Regulatory Commission (NRC) conducted an open 

house with members of the public followed by a meeting with NextEra, open to public 

observation, at the Best Western Plus Conference Center in Hampton, NH. This meeting was 

followed by a formal question/answer session between NRC staff and those in attendance. The 

NRC discussed NextEra’s testing program regarding concrete degradation caused by the AlkaliSilica Reaction (ASR) at Seabrook Station. A list of attendees is provided as an Enclosure.

A notice of the open house and public meeting was issued on November 26, 2013, and was 

posted on the NRC’s external (public) web page (ADAMS Accession No. ML13330A584). 

ADAMS is accessible from the NRC website at http://www.nrc.gov/reading-rm/adams.html (the 

Public Electronic Reading Room).

The NRC presented poster boards during the open house and answered questions from 

individuals in an informal setting. In the subsequent meeting, NextEra personnel described their

ASR testing program being conducted at the Ferguson Structural Engineering Laboratory at the 

University of Texas – Austin. NextEra’s slides are available on the NRC website (ADAMS 

Accession Nos. ML13357A046 and ML13357A043). The NRC staff followed this discussion 

with a presentation on the continuing regulatory activities related to oversight and the license 

renewal application (ML13357A041). At the end of the meeting, the NRC conducted a formal 

question and answer session. This public meeting and question and answer session was videorecorded, and a copy will be available to view on the NRC external website at 

http://www.nrc.gov/info-finder/reactor/seabrook/concrete-degradation.html.

All meeting related documents, including the slides mentioned above, can be located in ADAMS 

package ML13354B981.

Sincerely,

/RA/

Mel Gray, Chief

Engineering Branch 1

Division of Reactor Safety

Enclosure: List of Attendees

cc w/encl via ListServ
LICENSEE: NextEra Energy Seabrook, LLC (NextEra)

FACILITY: Seabrook Station, Unit 1 (Seabrook)

SUBJECT: SUMMARY OF MEETING BETWEEN THE U.S. NUCLEAR REGULATORY 

COMMISSION AND NEXTERA HELD ON DECEMBER 18, 2013, REGARDING 

THE STATUS OF ALKALI-SILICA REACTION TESTING PROGRAM

On December 18, 2013, the U.S. Nuclear Regulatory Commission (NRC) conducted an open 

house with members of the public followed by a meeting with NextEra, open to public 

observation, at the Best Western Plus Conference Center in Hampton, NH. This meeting was 

followed by a formal question/answer session between NRC staff and those in attendance. The 

NRC discussed NextEra’s testing program regarding concrete degradation caused by the AlkaliSilica Reaction (ASR) at Seabrook Station. A list of attendees is provided as an Enclosure.

A notice of the open house and public meeting was issued on November 26, 2013, and was 

posted on the NRC’s external (public) web page (ADAMS Accession No. ML13330A584). 

ADAMS is accessible from the NRC website at http://www.nrc.gov/reading-rm/adams.html (the 

Public Electronic Reading Room).

The NRC presented poster boards during the open house and answered questions from 

individuals in an informal setting. In the subsequent meeting, NextEra personnel described their 

ASR testing program being conducted at the Ferguson Structural Engineering Laboratory at the 

University of Texas – Austin. NextEra’s slides are available on the NRC website (ADAMS 

Accession Nos. ML13357A046 and ML13357A043). The NRC staff followed this discussion 

with a presentation on the continuing regulatory activities related to oversight and the license 

renewal application (ML13357A041). At the end of the meeting, the NRC conducted a formal 

question and answer session. This public meeting and question and answer session was videorecorded, and a copy will be available to view on the NRC external website at 

http://www.nrc.gov/info-finder/reactor/seabrook/concrete-degradation.html.

All meeting related documents, including the slides mentioned above, can be located in ADAMS 

package ML13354B981.

Sincerely,

RA/

Mel Gray, Chief

Engineering Branch 1

Division of Reactor Safety

Enclosure:

List of Attendees

cc w/encl via via ListServ
Distribution w/encl: (via E-mail)

W. Dean, RA

D. Lew, DRA

E. Benner, DRP

M. Scott, DRP

R. Lorson, DRS

J. Trapp, DRS

M. Gray, DRS

G. Dentel, DRP

R. Barkley, DRP

M. Draxton, DRP

B. Reyes, DRP

P. Cataldo, DRP, SRI

C. Newport, DRP, RI

A. Cass, DRP, AA

E. Quinones, RI OEDO

RidsNrrPMSeabrookResource

RidsNrrDorlLpl1-2 Resource

DOCUMENT NAME: 

G:\DRS\Seabrook Concrete\Media-Pub\Dec 18 Meeting 2013\ASR Meeting Summary 12-18-2013 

rev1.docx

ADAMS PKG No. ML 13354B981 ADAMS ML14035A236

 SUNSI Review

 Non-Sensitive



 Publicly Available

OFFICE RI/DRS RI/DRP RI/DRS

NAME NFloyd/NF GDentel/GD MGrayMG

DATE 01/30/2014 01/30/2014 1/30/2014

OFFICIAL RECORD COPY
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