ML20132B568

Informs That Review of Document, Geophysical Bore-hole Instrumentation to Determine Rock Density, Found to Be Adequate & for Std Use

ML20132B568
Person / Time
Issue date:	12/05/1996
From:	Bell M NRC OFFICE OF NUCLEAR MATERIAL SAFETY & SAFEGUARDS (NMSS)
To:	Stewart J NRC (Affiliation Not Assigned)
References
NUDOCS 9612170300
Download: ML20132B568 (1)

Text

.

l December 05, 1996 l

MEMORANDUM T0: James C. Stewart Senior Electrical Engineer Instrumentation and Control Systems Branch Office of Nuclear Reactor i

Regulation FROM:

Michael J. Bell, Chief Engineering and Geosciences(BranchOriginal Signed By)

Office of Nuclear Material Safety and Safeguards

SUBJECT:

REVIEW OF INTERNATIONAL ELECTR0 TECHNICAL COMMISSION STANDARD We reviewed the following document, " Geophysical Bore-hole Instrumentation to Determine Rock Density," and found it to be adequate and can be used as a standard.

We would suggest that the sampling rate and the resolution of the measurements be included under Clause 13, " Characteristics to be specified in the operation and maintenance documentation or certificate of the equipment." Also, the l

reference, International Electrotechnical Commission 692, " Density meters utilizing ionizing radiation, Definition and test methods," should be included under Clause 3, " Normative references."

If you have any questions, please contact Dr. A. Ibrahim of my staff at l

415-6651.

CONTACT:

A. Ibrahim, ENGB/NMSS 415-6651 l

l DISTRIBUTION: Ticket:

ENG8-007 Central ~ File.

M. Federline NMSS r/f ENGB r/f PUBLIC DOCUMENT NAME:

S:\\DWM\\ENGB\\AKI\\ REVIEW l

OFC ENQB, -

,ENGE

ENGB_,

NAME Al b Y:cc hh MBeh b

DATE 12/f/96 12/N/96 12/[/96 l

0FFICIAL RECORD COPY

/)

ACNW: YES N0 X

IG : YES NO y

Delete file after distribution:

Yes A No LSS : YES NO Y

p - /6 7 1700G0 g ggg@$C@d l

9612170300 96120S 18 ~ I h

I PDR ORG NRRA

,f (d(, MNk/

PDR