ML19221B215

Reg Guide 8.10,Revision 1-R Operating Philosophy for Maintaining Occupational Radiation Exposure as Low as Is Reasonably Achievable

ML19221B215
Person / Time
Issue date:	05/31/1977
From:	NRC OFFICE OF STANDARDS DEVELOPMENT
To:
References
80806, REGGD-08.010, REGGD-8.010, NUDOCS 7907200051
Download: ML19221B215 (5)

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U.S. NUCLEAR REGULA10RY COMMISSION September 1975

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OFFICE OF STANDARDS DEVELOPMENT (This page reissued May 1977)

HEGULATORY GUIDE 8.10 OPER ATING PHILOSOPHY FOR MAINTAINING OCCUPATlGNAL RADIATION EXPOSURES AS LOW AS IS REASONABLY ACHIEV ABLE A. INTRODUCTION in addition to mamtanung doses to individuals as f ar below the hmits as is reasonably achievable, the sum el Paragraph 20.l(c) of 10 CFR Part 20, " Standards the doses retened by all exposed individuals shouk aho for Protection Apinst Radiation," s;ates, m part, that be maintamed at the lowest practicable level. It would beensees should make every reasonable ef fort to main-not be desirable, for example, to bold the highest Joses tain radiation exposures as far below the limits specified to individuals to some fraction of the apphcable hmit if in that part as practicable. This guide 'escribes to this insolved exposing additional peo;le and signiti-heensees a gene al operating philosophy acceptable to cantly increasing the sum of radiation doses received by the NRC staff as a necessary basis for a program of all insolved indis. duals.

mamtaining occupational exposures to rediation as low as is reasonably achievable.

C. REGULATORY POSITION Both this guide and Regulatory Guide 8.8, "Infor-Two basic conditions are considered necessary m mation Relevat to Maintammg Occupational Radunon any program for keeping occupational exposmes as tar Exposure as Low as is Reasonably Achievable (Nuclear below the specified hnuts as is reasonably achleuble.

Power Reactors)." deal with the concept of "as low a> is The management of the licensed facihty simuld be reasonably achievable ~ occupational exposuru to radia-commi tte d to maintaming expo. Jres as low as is tion. The mam dif fennce between the cuo guides.aside reasonably achiesable, and the personnel responsible f or from the fact that Regulatory Guide E.8 apphes only to radution protection should be contmually v:gilant for nuclear power reactars and this guide applies to all means to reduce e xposures.

specitic licensees, is that Regula tory Guide 8.8 is addressed to appbcants for a heense and tells them what 1.

Management Commitmeni mformation relevant to "as low as is reasonably achiev-able' should be included m their hcense appbcations.

The commitment rude by licensee management to This guide, on the other hand. describes an operating mmimite exposures shoald provide cle.uly detined radu-philosophv that the NPC staff beheses all specitie tion protection respon;ibilities and an enuronment in iicensees should rollow to keep occupational exposures which the radution r rotection staf f can do its job to radiation as low as is reasonably achievable.

properly. There m I aspects to tlus commitment:

a.

Plant pers should be made awa re of B. DISCUSSION managt r ent's coma t to keep occupational ed posures as low as is.

bly achiesabie. T he commn-Even though emrent occupational exposure limits ment should appear il polio statements. mstruetmns to 4

proude a very low risk of injury,it is prudcat to avoid personnel, and sim.lar docu men t s.

As a mmimum.

to unnecessary exposure to radution. The objective is thus workers should be st fficiently famihar with this comnut-

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to redute occupational ex;msures as far below the men t that they can e x plam what the management p

specified limits as is reconably achievable by means of commitment is, what "as low as is reasonably achievable o

good radution protection plannmg and practice, as weli exposure to radiation" means, why it is recommended, o

as by nunagement commitment to pohcies that fos:er and how they have been advised to implement it on their o

vigilance agamst departures from good practice.

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The first page of this guide is being reissued with the words "For Comment" deleted.

The staff's consideration of comments received during the i iitial public :omment period has resulted in the cetermination that there is no need for a revision at this time.

It is suggested that you attach this page to the first page of the complete guide.

No changes have been made to the text of either this page or the remainder of the guide.

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REGU LW'ORY GL 02 OFFICE OF STANDARDS DEVELOPMENT REGULATORY GUIDE 8.10 OPER ATING PHILOSOPHY FOR MAINTAINING OCCUPATIONAL RADIATIGN EXPOSURES AS LOW AS IS REASONABLY ACHIEVABLE A. INTRODUCTION in adJition to maintainmg doses to mdmduah as f ar below the limits as is reasonably achievable, the sum of Paugraph 20. llc) of 10 fl R Part 20. " Standards the doses recened by all exposed mdmduals should also f or Protection Agamst Radution; states. in part, tiut be numtained at the lowest practicable level. It would hce nsees should make eser> masonable ef fort to main-not be desirable, for example, to hold the highest doses tam radution expmures a> far helow the hmits specified to indniduals to some fraction of the appheable limit it pu t t is able. Tius guide desenbes to this involved exposmg additional people and sicniti-m ilut part as hcensees a genera; oper atmg philo,ophy acceptable to cantly increasing the sum of radiation doses recened by the NNf stalt as a nece% dry bJsis for a piogum of all ira nhed individuals maintammg occupational exposines to radution as low as is leasonably achieuble.

C. REGUL ATORY POSITION Both tlus guiJe end Regulatory Guide 5.8, "Infor-Two basic conditmns are considered necessary m nution Relesant to Maintaimng Occupational Radution any program for keepmg occupation al exposmes as tai lixposure as I ow as

• Reasonably Achievable (Nudear below the specified lumts as is reasonably aJucuble.

Pow er Reactors).' deal with the concept of "as low as is The manage ment of the bcen sed f acility should he reasonably adneuble ~ occupational exposures to udu-conunit te d to main taimng e xposur es as low as a lion. The m.un ditteiente between the tw o guides, aside reasonably achievable, and the personnel responsible f or Irom the int that Regulatmy Guide 8.S apphes only to raJutwn protection should be contmually ugilant f or ntklear p(tw e r IcaitoIs and this guide app!!cs to Jll Wearis to reduce expilsures.

speufic bcensees. is e it Regulatory Guide 8.8 is add:essed to apphoun, for a hcense and tells them what 1.

Management Commitment inf ormation icleunt to "as low as is reasonably aclued aNe should be mJuded in their hcense appheations The

..imitment nude by hcensee nunagement to This guide. on the other hand. describes an operatmg nuninute exposures should provide dearly detined radu-philosophy that the NRC staf f belieses all speutic tion protection responsibihties and an etnironment in heensces should tollow to keep occupational exposures whi<h the radution protection starf can do its job lo f ad:allt*n Js b tw as is reaso:labl} Juhlekable.

prtipCrly. Ihere are seVeral aspects to t his cilinmit fHCnt '

a.

Plant personnel should be made aware of B. DISCUSSION management's commitment to keep occupational ev posures as low as is reasonably ac.iiesable. The conumt-Even thisugh current occupational exposure hmits ment should appear i'l puhey statements,instructii ns to i

pronJe a sery liiw iia of injmy. it n prudent to avoid personnel. arid similar d ot u men t s.

As a munm>un unneCe%ar) expmure to radiation. Ihe objectise is thiis workers shou'd be su!ficiently famihar with thn tomnat-tupatiimal expmures as far below the mCH! that the) Cali e xp!a W whal IhC mllu"elnent fri r 4!?

is spetitied hmit s as is reJsonably adMeub!e by means of ConHmtment is, w hat 'as low as IS reaNonJbl) adueWhle poind radutton protection planning and practice. as w ell exposure to udahon" means, why it is reso nmended, as bV Ula nJ G rue n t itimnulmCn! tti pohclCN that hBter and ht)w thCs hJse been adViset til 'inp!e 'ellt il sin their nellinte agJunt Jepartures trom good piattime.

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Management should periodically perform r for-demonstrate that improsements hase been soup:t. that mal audit to determine how exposures migh' he lo.ered.

moditkations have been considered, and that they have Tms shouhl mJude re, ew s of operatme procedures and been imp!emented where practicable. Where modifica-past exposure records. pl ant mspections. and consulta-trens hase been conudered but re. implemented the nons with the radution ponetnon staff or o ut side beensee should be prepared to demd the reasons for conmltants As a numm nn. nunarment shoald be able not implementing them.

to d:suuss whMi gratmg procedures were reueweJ. m whah hicano nost exposures are hemg received, what 1 Vigilance by the RSO and the Radiation Protection poups of wo ke s an rnenmg the h: nest e x posu res.

gfg what d: w o urn th, hn aad with the udutmn protec non stat t or outade tonsultants. and what steps it Would be the responubihty of the RSO and the they hae taken to telhe exposses-radunon prote<non start to conduit sunedlance pre grams and insestigations to ensure that occupational The management should ensure that there is a exposures are as f ar below the specified hmits as is w ell supen ised radiatmn protection capability with reasonably achieuble. Additionally, they should be well-defined responsibilities The (puh' cations f oi the w nt m wdung out new and better wns to perf orm a

Radunon Pr otet wn Marmer to a nudear power Al radunon tohs with less exposure. There are seserJ r ea c t, u taahty ac prescued m Redatory (;uides ! 3 aspects to thn responuhdity.

A pp:n ct s s A utW apphotoms for any and x s spe it'h htenx sther On a n u ar po w e r icastor The RSO and the radiation protection staff a.

huense s M !J

' nd state r! ' op.ahin ath rn f or the should know the origins of rauiatnn exposures in the lead indmdual w! < wiu be mpmhible t sr :mplementme plant. They should know these by huatmn, oper inon.

the ra.hanon protec non piwram t< r t Fe tnihty. i c.. t he and p b category and sh dd be aware of trends in Ra J u n on Ntets Oh I R9 )i ' IE < uahtisat'"

e r muret Wher e radution work pe r me are u se d,

sc u tcJ A dd he s

wrue oh th: po t en tu!

resened shouid be re<orded on the, ~*

e p osur prW em antupated t< > - enountered m a taahty ot The K50 and the radianon protect on statt should be the ty pe subic t to the 1er '

able to descr:be w hhh locatmns. operations. anJ jobs an assocuted with the highest exposures and why exposures d.

The manaaement should see that plant workers are muy or de reasmg.

recene suf tkient trainint Secnon lo 12 or 10 ( l R Part lo requaes ion u t e 6 of pason ne! o uJunon p:ote' b.

The MO and the radiation protection staf f non Ih. udut n w < het shouM understand h ' '"

should look for ways to reduce exposuret W hen un mul hn p s and sho M b' radun.m ymic< t o m re!at, s

'a e x posu res lia u ac,.uned. the radu ns potettmn stan tested s n thh

• trdm; at least or m per year. F shou!J ducet anJ partupate in an insest:patmn of the 4

should hn: tr ut 3; u t, une to Jncun udi en ercumstances ut sucn e xp. sures to determme th ames sately with the tc Juno protesno stat t w Feneser t h' and take steps to redume th< hi ehho 4J of umdar f uture r:ced e es hay

>e n t shoulJ he com mtted to a mren es. Lor ca.h suth murrence. th: RM ) shou!J t t p ites tl ' i Jt leasI tilie CslI) IbICe r e V!c w (if tallaIis h 3hjg

[c, Jep p g 173!: th3t sus ari iris est!LitlM }.n y ea r s. Iommg ~ 6 M m t t a n:n r t o enmre that the been orncJ out, that aluuns were realed as a i

e ms on radution workers an t on c < t h rer,

result of the msesticata n. and that wrrectne actmn was protettmn n o rebt, o t h-pL tuen. n gproprute c.

The RSO should be ghen sufficient authority The R50 and the radut:on protecnon <tatf to enforce safe pLnt operation li R50 L aid ha" should penodu!!y renew operatmg procedures that the ntYot to p ot 4 pu.

es n d t " "

nuy allect radution safety and suney pLnt operanons

, on ate pri ; pti) w.t h n.ip p i pne e v ' of rwoe to bennis simnons m whah expo ues an he rcJu<cd.

ment a H 'u t haun r i e u n.1n b dee ms u n sa t "

Indwated thanges shouhl be promptly unplemented reared to o h e ' sarety s!u lJ Opeu t es Pr ae d ur es tur reseiung and culuatme w;;esnons hc re.

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, statzm an pro d ures f or nAq m ce.nons on raJution protec-non f.

%dificat! ms to operating and naintenance procedures and to plant equipment and fac lities should c.

Adequate equipment and supplies for radiation be made where they will substantially reduce exposures protection work should be prmided T he RSO sh.mlJ be at a reasonable emt. I ht manu ment shou d b' ah!c t' resp muble for ensunng that pro pe r qmpmen t and s u p p!le s Jre asadahle are niainIJmed la glh d %'llkmg trsm' order an ; are used pro;aly. Wntten prosedures f or the i

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D. IMPLEMENTATION with the specified portions of the Commission's regula-tions, the methods described herein will be used in the The purpcse of this section is to provide informa.

evaluation of submittals in connection with apphcations tion to applicants and licensees regardmg the NRC staffs for a specific license.

plans for utilizing this regulatory guide.

ReFulatory Guides 1.8 and 8.8 address nuclear power reactor facdities specifically and will be used by Except in those cases in which the applicant or the NRC staff in evaluating submittals in connection licensee proposes an alternative method for complying with heensing actions for nuclear power reactors.

O iss 289 8.10-3