ML19246B038
| ML19246B038 | |
| Person / Time | |
|---|---|
| Issue date: | 05/31/1973 |
| From: | NRC OFFICE OF STANDARDS DEVELOPMENT |
| To: | |
| References | |
| REGGD-02.001, REGGD-2.001, NUDOCS 7907110190 | |
| Download: ML19246B038 (2) | |
Text
hk May 1973
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U.S. ATOMIC ENERGY COMMISSION
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j MW DIR ECTOR ATE OF REGULATORY STANDARDS REGULATORY GUIDE 2.1 SHIELD TEST PROGRAM FOR EVALUATION OF INSTALLED BIOLOGICAL SHIELDING IN RESEARCH AND TRAINING REACTORS A. INTRODUCTION iratalled Nologual dueldmg un re carch and traimnp rentors subiect to the f ollowing.
Subdniuon t h N o) i un of set no 9 L 1 L %ntenh ot' apphcatiorn teJmical in tei mam n.
of 10 (Tit P.nt 1.
Section t2 A of ANSI i s.o-1972 defines accessible
- 50. "I hernine of Prodmtom and l'n:vati n I acihties aren w o t r olied ar ea s. and unhmited auess areas.
requucs an app!n. ant f or a hecue to udude m los tmal Sc<to n t 23 delines Maumum PernHssible Dose rate.
safety anai> sn repor t plans for preopeutionst test um Nothue m these paragup!n diould imply that exposures and initul operation. 'llus re;tdatory emde describes a need not be controlkd to the rt ~iirements of 10 Cl P x piable tm Par t 20. "Stan ua r ds or Protettion Agamst dadi.u gerer A
&u imt pmaam ib it n es alDalltm til I!lst alled hi< il icis al dimidir.. In re sear t !i and trammg reastors.
2 SC' I n m i' of ANSI Is?LIC2 states that pr Nedt;tes t t ir illlplementing t!,
Inlnimum diield test B. DISCUSSION 1"m am shall be prepared. T hese pmcedures should be deugned so that e\\posures to penonnel peitormmy the
. ! !!ic A me r i. i i t est }'f i t.'t an a J r e a s It'W as praCtitaNe. blCse procedures Su bt(inin u t tee ANN tt h!'k Id:I Nudear Smiety Standara si uttc has Jacloped i do miJ also be de ug.ned so that ufe t y ha/ards to y utmnal shiclJ test pt r wn nel per f or mmg the shield test pr ogram are standard that Jc cohes m 9
biological sh:ehla program whuh nuy be u d m esahut:w the mstalled pr 4;aly identilied Ibr uample, gas monitonng should m rewau b ui n a t i ca t t o r s.
be retputed where gases or vapors could attect the l his standJrd w as a((h6Cd h) I! s
\\n CNc d IWnd AceWhht) of an are a.
Standards Conumtre NI. Nu tr e lieug ; ('nteru. and
%Cy ir raly approsed and i
Ses t o n (i of ANSI NIX.%1972 specoies tests that it s Scae t ar ut. It w as s desig11Jted ANSI Ni s 'L i'i '2 bs Ihc A:ileis i N 2t n o:al an,ald b tioidiwted tiir evaluat o m
<>t mstalled Standards Imnt ure ( ANSl > ou 5cpn mht. 15. IC2.
hn k.cical duddmg T his stion turther specifies use of saney meten when condutitng the required tests. The C. REGULATORY POSITION sh: eld test prqum should also mdude pronsmns for pmnu and neutron film mapping of critical areas w here UeluTs ca mlaWed W ANSI jSCr u>n nCl c \\ pi nur e ma) ot cur due (t) sileaming, C rac ks, lhe reipmemCnts Jnd i
Ni s.9.lC2. "Progum f or It o Iblo mal Siueldmg or aps m the quelJmg too snull to detect by suney in Nudear iteactiir Plants " appr<ned sentember 15.
ctcrx e; are n in the vicimty of beam In des, 1972. Me generaH) at te pt aW anJ. with d ut irudlitum p 4ts or shielding areas direstly aligned with tim uderatnin toi the u'm pic t h ar at t e r i s t n;s of cAh the s('re.
r ese a r clt and t rJlrilnp reacI'Ir. p!sildJ all adCl[ sate bauN tor e t)n d u t line a quelJ t e w' pr< gr ani during 4
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<>t ANSI Nix /> li> r states, ria r pIJ DpC r a t ion d! and staitup tCsnA t ur eUbution UI MhIIU W nIN h S! W Ca r r) W) oMI tbe nUnUnum shic!d test pliyf f n shall hase been calibrated pnor to use ni tb pWlant Jd mMnCblk alter CAh WMey.lk
'(' opie s nas b. h t a n ed f o i V 7 t n N u bt %ici),
M41 ast Ogden hen ic. lhnele. Ilh is t i 2 l shield t st p:< > crani sinmid also i ulude prosisoms for USAEC REGULATORY GUIDE S C+e of whos" d g, +s rno, t>e or i smen by renuni mda2ong the d.v,.ons des o ed m t he US. A va nv f oe,gv Commess on Wesrungton. Dr. 20645 Hogut4 orv 6 das ar e ss es to oncr.c e eN we
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t netNwis savptet. e to the A E C Heprw y steo J n* - t "9 spe<.hc p t s ca
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- calibrating all radiation suney inoniton (both portable these requnements, a suney instruinent's range shoufJ and installed) against.i sou r te emitimg radiation of he consntenl with the astual d >sc range expected.1 or Jpprosilnalely lbe sJnle ty pe.uld InlCnsil) Js lilal ineJsurennents coiiducted w hde a reJalto: is operallilg ill espected to be incasured during the suney.
the pulsed mode appiepr ale instrumentation. suth as l'ih n pack e t s, w int h w ill p rope rly respond to and 5.
Sections ').2 and ').3 of ANSI t h.'J-l')72 proude incasure radi.' "n during the pulsed mode of operation requ rements for suncy inslruinents. In addition to should bc prouded.
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