Los Alamos

EJI R.cord 1.0.11 OOO!J!JtJ I

DATE RECEtVED:j-/

I (I lksutd Ifdtr Intm ICldr 7 nl 3

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Part I!!: Complete alt fields; indicate if not applicable or appropriate; pleasc w r i t e Icgibly. Use EP liccord Index

CORRECTION IYIN): (tu tlriu u comction t o u rucord praviously procuuiicrd7l

CORRECTED lt: ( I t u w w w iu Yon, (JIUII~IO oivo El7 Ilocotd 4 lor corrtrctod tncctrd.

CORRECTION DESCHIPTIUN i0ptional): - SUPERCEDE: REPLACE:. - DELETE: - ADD:=- REVISE: -

/ I .; ER Record Index Form Koyword List

(Sido 1 of 2) : i ~ -~ ...

L(EYW0RDS: Clrclo rolovant KEYWORDS from rho list bolow fo: ER Rocord #: -55 8 / MISCFLIANEOUS ( ~ 1 s t ottior indoxino critnria as nocossary; picase writo legibly): 7i.e/l /CVI , ,.

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Abandon Abovoground Tank Absorption Abstract Accoloretor Accoss Accidont Accumulation Acid Activo Admlnlstrntive ADS IActlvl~y Diitu Shoe1 Adsorption AEC (Atomic Crietuv

Aorial Agonda Ag r o o ni o n t Air Alpha Amoricium Analysis Analytical

Approval Aquifor

(

Con1n:ission)

AOC IArae ut Concatti)

ARAR (Applicitblo. Roluvurit, of Approprlirlo Ra~dlrumonlsl

Archoology Archivo Area Arsonic Asbositos Asphalt Ass e s smon t Audlt

Bactoria Barium Dasolina

Bods Burrnod A m Beryllium Bota Biolooy Blank Boilor Bonayord Ruriod Burn Burn Site

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OcP IOasollno Chiingo PrUpOYnl)

fll /bCd I-# f r m Kaynrrd L h I - ?

~ ............................. Cudmium Caisson Calibration Cenyon Capacitor

CEARP (Cornprutiur 'ye Eiivironrnontril Anuounn:s~

'-uyL8Pt)uci nu 13 Pr 0 ilr n n b

S ! 5 1 L \ < \

C e man t I3ERCLA

ICumptctianslvo Environiiioitnl Riiyporiati, Conl~lorlrroflcfl, rrntl Llnbllily Acl )

Curtifica tion Cosiurn

Chninb 3r Changtr Control Changri Order Chargo Cliart Clioc klis t Chemical Chromium Cloanup Cloaranco Clcthing Zlosuro

Cllalf1*clf*Cus tody

ZMIIRA (Corroctivu Moiiuuror lni~lunicrilii!ion/RI,nrudiul Acllonl

ZMSIFS Icorriictivo Muttvurua S lvdy l Fuurllblllty Dludyl

;omman( :ommi t tee 2ornmuni ty Rolations ;omplianco :ompressod Gas :omputor Modellnu :omputor Output :oncorn :oncreto :oncurrencc :on figuration :onstructlon :on tainor :on tainmont :on tamlnan t lontroct :ontrot

92

Controllad Distributic

Corroctive Action ' Correspondence Critoria ......................

Deadline Dobris Decision Analysis Docommission Doc on t a mi na t ion Deficloncy Dollvornblos Demolition Dascription Datoction Do tona tion Devclopmon t Dischargo Disposal Docurnen ta tion DOE IDapiirlriiimt 0 1

Do0 IDolrr Q u r l i t y EriorUyl

0b:ucllvusI Draft Drainngo Drainline Ora wi t i g Drillinl) Drop l 'owor Druni Dry Woll Dunip Duplicstos

EcoloQy E f fluon t EIS lEnvironrttuntn1 Inipnct

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s t II lunruril) ?mission fnginoering 3nvironmcn tal ZPA (Eiivirotimatitril

Protoclloii Auuticy) iquipmont IRDA (Eiiutuy Ruraiirch

and Duvt~loliniarit Adniinhtrutiori)

irosion irror ~ S & H (Environmnnt, C

Suluty, iirid Huulthl istima to

- Evacuation Eva tuat ion Evaporator Excavation Exclusion Exhaust Expcrimont Explosivo Exposuro Extonsion Extraction

Fncili t y Form FAX ':once %Id ziguro 'ittor

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"MAD Ifociliry /or Irrfotnlnliorl Mllrln(~amllrl' A~iuly!iIu, iind Oirtpliiy)

:inding :ire :iring Site :iscal :ivo Year Plan :lowchart b i d : o m :rn rn o w or k :roo b e l

;anima ;;IS ;enera tion ionoric ioochemistry ;oology ieoph ysics ilass Brookar ilovo Box iraph luidanco

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un ............................ andling srnrdous caltl1

ole -lome Owner

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HSWA (Huzurdouu and Solid Waato Atiiondtno t i to)

H ydrolouy liygieno

Imp Io nion ta tion Implosion Impoundment inactive lncinora tor Industrial injection Woll Inorganic Inspection 111 s t a i la t ion Intorim lntsrim Action Intornal Interview inventoty lnvostiga tlon IRM [Iriturini RniiiudIriI

lsotopo

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Mutisurut

WP Ilnelulliilloti Work Pliin) ............................. ,ab Job .aboratory .agocn .and .andfill .sundry .onch .cad .oak .egal .ettor Jmit .iflcs .iquid .ist ,OD ogbook

Anoarino 1 a tin go men t 1 onliolo l ap loterlnl

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4DA IMriturlitl Dlupouul Afoot

lodla leetinu

Eff Record indcx Form I

J Soptcmbw L1, 1947

I .

To t

). FMU!U Zha D h s c t o r , lo8 uac los S c i e n t i f i c Laboratory

Subjoctr h n c d . Ejeckpund hb Conccrnbg t h o b s A.Luor; Scientific b Labora t o r g

Symbol: m 0 - A - 5

ci 1. corccrning tin a a t t w , hisbory, ruld d e of oporation of the iaborutord, plus th roo otkr c o p h a for Lk. J . b. Erotm of Agoociatod ArcbitactG Zngincam Inc.

t ions lor tho variouo Qp33 or 3 ins tdJa t i ons r:hich w i l l be requirud by the b b o r a t o q y , but ouch dntn rdll bQ forwarded 3% a l o to r ciato.

Attached for your lzao are thrsa copioo of a c c q o n d i m of bclcground data

' 2, 140 attciipt hog h e n =do horc to 23 into my d e w on dcoign cornidern-

FCS W ! DIECKR /- /7

'Best Available Copy //[d,( AT A. K. B t t U

c.. CL:', t lu I

UNCLASS;FIED

A Technical. Eainhnunce Group Repr%

C;r?crol Bcclipound Data Co.acernFng Tho 1,oo Alanioo SciontFfic Laboratm

Required for pLann?~& b p o s e s

on

Best Available Copy U N C WSS FI ED

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x X I If-A TI-B 114 ITJ: X I I - A I1 1-3 1114 IT I V - A Iv-!3 Ty-c XV-D V V- A V-3 v-&l v-B-2 Y-P-3 v-F-4 Y-EL5 V-B=6 v-2-7 V-R-4 V-E9 V-&10 V - B - l l v-B-12 V-8-13 V-E-U V-B-15 V-e-16 '4-&17 V-B-lB v-9.23 v-8-20 V-3-21 v-A-22 v-&23 V-8-24 'V-I3-25 V-B-26 V-0-27 v-B-28 V-B-29 V43-30 V-F-31

U NClASSIFlEE i'l . . I I I 1

1 ) Pre?.lmFnory S t a t enen t .. Del inea t ion of the Roblorn

Technical Area LocAtiono OrEanizationnT Relat ioce Deciuion on TA-1 Location

Statuo of tho Projoct os n 'EFholo Boundary Conditions Foa GibLl.5, tios far Cx panoioH Genercl C onG i d c r u C i ons

Population

Seccntjary Cornunity Area0 Securitg Csnafdorotiono

Per some1 Deta3J.s Concorning Existine Areas

TA-1 (blain Technical Psea) Tk-2 (Omego Site) TA-3 (South U e m Site) Tfi-4 (rapha Site) TA-5 (Betu S i t s ) TIL-6 (WC Vile Mesa)

TA-3 (Anchor S i t u F~est)

TA-10 ( b ; ~ Canyon S i t e )

Stntw of the Comnu4ty

PI'blWy ~ O ~ U K l i t J ' k '008

Stabus of the Laboratory

TA-7 ( C O ~ ~ Z RWlCh Site)

TA-9 (Anchor Site m e t )

TA-ll, ( K Site) TA-22 (L Sito)

TA-17 ( X S l t o ) T.448 (Po j e r ' i t o Canyon Laborntory) TA-19 (h3t O n t o Luborntory) TX-20 (Sandra Ccnyon Eito)

TA-22 (XI Si te ) TA-23 (Nu Site)

TA-2l (DP Site)

TA-a (T Si.vC) * l'A-25 (V S i h { TA-26 (D Sit0 ~ ~ - 2 7 (GMLT~ sib) TA-28 (fdagczine b o o A ) TA-29 (!,!sEozine A r m B) !I%-30 (Uec'ironiaa Toet Area) TA-31 ( E o O t R Q C C i V i U g Yard)

Best Available Copy

In accordonce w i t ! ! D directive of the Gancral Kunaeer, U.S.A,E.C., the #magar, U.S.A.E.C., Offico of Sunta Fa D3socted Opsrst iono, hos t h e rospooa- i b i l i t y of urdartaklac a aomploLe r;.tudy of t h o h c t l o n h g of tho LOB A l u o o Lehra tory l n all i t n ramif ica t iong , md of deriving frcm t h i s study R con,we- hanaive writer plan f o r t h o housing of tbs LAhratozn~rI~ a c t i v i t i e s in p r n s n e n t f h p r o o f n h c t u r a E , theso etxuctures to bct srectod a t a i t e s BO dbpooed t ha t they w i l l 8 a. p m i t succosnfuL s e c m i t y protaction; b. in gonerul cnu3c no danger t o WBOM or p r o p r t y outside t h e ProJact boundorico OG a result of their act iv i t loo; 0 , C R U ~ of 'these eame actlvitioo; and d. rcospwt t o one mother. flaoe itl tha t a t preeent t h e m j o r pwt of the c c m u n i t y a c t i v i t i e s pluo the a t n t r d t e c h n i c a l octabli ahnant a r e crotrdcd toge thar nlrnoot a t thc pogrnyhic center or tho p o j e c t Innd area on Loo Al~aos )koa, with o o m LhFrty o t h e r t o c M c u 2 araco l oca tod to the a c t , aoutheaot and southnezt,, Rome w i t h i n LI h k l f mile or l eoa of tho aouthorn Project boundury nhich r u u along S t c t c Route # l ~ . b t h e Jemsc Mountain0 t o th3 f i e f i t hao b m n l o f t unuood cxcept for thc f i v e water o o w o : , I n the Jemez Range, t h e rnilitury firing ran(jc3 along t h o Ceujs rater l ine h tho uppw rociono of Darrnnccs Ccnyon &bout tito rafies nor th of t h e main t echn ica l moa, and the golf courso a n d other roc roa t ions l fecilitieo s i t w t e d obcrut u milo nnd n h n l f n o r t h af the n ~ i n tec!m-nical m o a d o a g t ho u p p r reachco of Pueblo and Bayo Cenyons. h i 6 mans, t h c n , that, a p p o x h a t e - ly two-thFrcie of tho p r o j o c t arm, about forty-Plvo or f i f t y oqunro milor;, hns been re lot lro ly untcuchcd and ohould bo ocrioufily conaidorcd ,Cor p o o i b l e U e 88 tbe pYhd.ng work 0 0 ~ 0 t l d e a d .

a i31 aini lar ly c6utig AO i n t e r f e r e n c o ono t o the o t h o r be- rU.1 &I conveniently looatod with

Tho bockg.ound againnt which the study m u s t tcko

The a n t b o nor thern h a l f of the p r o j e c t area @UE tho m o u n t a h o u r rcglcno

Delinoation of the

A , Tochnicd, Area Locotiona

SpaciuUy, tho 8 c t i v i t i c ~ of t h o b b o r a t o r y nuot be 00 ol tuntad tha t m a s o a b l y aonvonient aocom i5 to ba b d among a l l t h e p t o , d preferably that t h e mJor areaB of a c t i v i t y can be quicklr raochod frog the ccmunitj. 8ret10. Eto b a r d and f a c t d c con bo eet on t h i s , but. it would c e r t e l d y secm advsatagoou to h v s till. of t h o tach.nicol arena within ~ 8 ~ 4 ' dririne d i o t u c c , sv f ir toan rninutos a t t h o moat, of the mcet rcmoh r o o i d a n t i d arearj, uo t b n t in tho event of' tin emergency a t an i e o l a t o d h b o r a t o r y o r firing sit0 recjmona- i b l o technical p r o o n n e l could bo a m o n o d t o tho B C O ~ Q in s h o r t ardor. UOO, if at. dl p o P i b l s , connectinZ racciua;.o should be BO nrrnnged thut it ~Ll.1 not be noceesarj - ne it l a o t p c r j o n t - t o transport sxplooivea, u c t i v a m e t e r i d nnd c l a s e i f i e d cbjeotc throuEh t h e r eo iden t i c l and business u r e m cr closely did j acen t t he re to .

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were tcnporcry and would be removed a t t h e end of the t n r . the oi*gmizo ticnnl plmaitlg met necc~sori:!y C O ~ Q horn highur l iuthori ty mil jstoloerl deciuione os t o mothods of c o m u n t t y o reen iza t ion and monngomot?t, iccludiw thr3 question of d u l o r aingle c i n t r a z t operation of rill ptiyeicul f a c F l l t i a a including t h e Labaratcry, with :Its rcoultatil; af t foct on the mmer in which o o t u a l rork in done, by whoin and undor xibat uu tho r i tg ; and n i t h further conaequsnt maUt l n t h o des irabi l i ty of location f o r rmch Itorno EIH panor plenta, mclntcnonco ohops,. sawgo dhsycsol mito, and even c o n k a l ad- ainiatrat ion h5lUdfug:o. clonrly a e t up t h o ooornll moults which ?;ill foXlow fro3 vai;:ir.g organization- a l arrcngsmontrr 80 & a t h i g h e r Enuthority csn m!:o ouch docia ion9 Kith a f32 undere tundhg of the C O R Y ~ ~ U C I I C ~ ~ S which nil1 fd.1017,

Anothor phnoe of

h t h i u f i e l d t h o C0nod.tan.t Fhminc Group must

. C, Deciaion on TA-'1 Loantion

A dcciaion on tho future uso of t h e 2'4.-1 location ~ L I forced uFcn uo by tho t h e aoolo which future pltwiing and r econa t rus t i cn a c t i v i t i o 3 nuot necessarily follou, "be A. A. E., C o n o u l t n n t PlanriinZ Group, bacoup: of dir- f i c u l t d c s Fr, thc r e c r u i t i n g ard c l eu r ing of adequately e x p r i o n c e d p r s o n n o l , w i l l n o t b o g h to funct ion on m y largo male &fore Octobor o r i lotlcdxr of' t h i e your. If thoy ara t o do a thoroush job, it is d i f f i c u l t t o belicvo thv t anythFns reoembling a mutor plan o r osvcral d t e r n c t i v o mastor plum can bo produced h l c o e t h s n JFX t o e ight months, 80 it vS.1 bo prliup t!arch, 1948 hfom thnse plane are randy f o r ditlJcueaion acd cotwoquent dacision by higher au thor i ty , for a now a r e a cun 7-x oonplotod and O C C U $ O ~ , 80 t h a t it will bo wound /darcb, 1919 before ne ccin isxpt'ct m y uee fron t h o f h s L otructuree rocultir ,g from tho plcmning work, n o dociaion hevine bean mcie tht t h e c a n t r d h c t i o n o of the Labora ton are t o bo t r a n s f o r r o d Lo South tdesu: re can nor: decide more clsurly x h u t should and ehoulcl n o t ba donu t o t hc otructurno a n d f ' o c i l i t i e s in TA-1, and temporury ac posoihle, but oincs dll of tho prsvsnt et;ruct*lroo n0e for D period of two year3 and mny of then up t o six ycuro, d o p n n d l q on how fnot r econs t ruc t ion proLTossea, p r o p mabtcnancr m d t h o proviaion of oo r t a in tunonltieo a t l u s t will ourely be necesaory rind w i l l hsve t o bct con- efdored ao part of t h a prlco t o be pia for tho ro locu t ion of t h e c e n t r a l Lu bora t o r i P n o t i a n a .

111, Sta tus of the Pro jec t us a ?Thole

Another yeur w i l l Q I L I ~ S Q buroro t h o f iroi; occ t ion or bui ld ingc

Any l a r p structures which hova tl;, be b u i l t h o r s ohou3.C bo ao l Q h t bo in

I

A. fioundar;l Coaditiona

"Lo o r i g h d land acqu io i t i ono h Scndovcl Cocnty rii.,Icli rcctlltod i n tho Project UEI It l e today were m ~ d o b;t t h o r e e l c o t a t c s e c t i o n o f the Albuquerque U. S. EnfjhCar6 Off ice and t h e recul t lng boundcrizo, rouzhly, arc tho Sonto Fo County IFnn on t h o s a u t , S t n t a R o u b ll,, End the Bsndcl ic r Nntionnl H o s m c n t on tho south, Erica locution kl. on the w m t , m d t b B Santa Clara Indian Roeorvation on the north, t h e whola c o n p i s i n g n little mora thnn ocventy-fivo o q w s ni laa .

B. Ponaibllities far f i p m i o n

It is conceivably poooibla t c acqu i ro 8omo lund anat af! Sandoval CoUntY %o S t a t e Routa #4. Ono balf ie Son ndcfonsa m b l o t c r r i t . ozy , ono q u r t u r i o

I UNCLASSIFIED

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he ld by t h o h r k Sorvice ao prt of the Bendolior National Monument but t h o r o * ?

I am no riidoly jublicitod Indian r h s Sn tho area and if n a t i o n a l p l i c y G O dic- tated, this &etch of t e r r i t o r y could probably ba ceded t o tho A6E.C. by

patrwl, the existonce of t he bundxry along Routo 84, rothsr thim one to tu0 d c s 3 beck up hh the ctinyons and mt3m whore patrol Lo olmcrct byce'sible, mould cortainly be to our advantogo. baundary und Rcuto #l, is privately ownod, and could no doubt bo prccwed. the m a t , b c u locotion fi i a privately owned onti it i~ concolvablc thct t h o A,E,C. could e.cq&a propwly, A t tho mcmsat such acpuioition has no g r o a t value, but in t h o futuro l f ' t h e b o j s c t cua t inues i t a work i n t h e developt.en1; o r atomic poaor f lon ts , thc V a l l o Crude would mokr? M excallent l o c a t i o n f o r onu and could ba ccnnostcd t o tho win bo& of t h e R o j e o t a t no t o o g r e e t expnoo nit21 u turuial throul;h t h o d e m a Rango, t h o r o b insuring all-wosthsr cornmication, ehouZd f'uttlnn n c c c s t i t y aidoe f o r rnos s t r i n g e n t security tncaswoG rsgtirding the Project uu D rholo, n .fenood l i n e i n the lor i land of the Valle Gronde would cer- t a i n l y mko a mom e a o i l y wctchcd nud p = . o t s c t d b u n d a y . * t o t he nect t h a n doao the proclont western boundaq-, -running au it doec &ouch thc highest purt of tho Jemez Range. To thc north them is l i t t l e likelihood t h a t C o n ~ r e s o could bo in- duaed t o doprive tho Scats Clara Indim Rocorvation of any of tho land nov 08- a i ~ n e c l t o it, m that it could 1eed.l.y 60 G O ahould it DO dosiro.

Coop-053, and thcl rowinin6 quantor is privately ocnod, For reaocrx of o e c ~ i t y . I I

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On t h o oouth the land botrreen the F r o j o c t On

ou t r igh t purchuoa a conaZdorablo yc!rcontel;c. of t h i s

Conceivably aleo ,

C. Cencral Considoratdona I

All. of t h o obovo discusoion io, of C O W D C , otlbject t o t h o e v e n t u a l diu- p o i t i o n which t h o A.E.C. may cam to mako of the Labra to r i a3 a x.hoI.9, but ~ S E I U C ~ off a rocont d i m c t i Y e c d l o f o r t h e F l n n n i g and r c c o n u t r u c l i o u t;h.lch is about bo bo undertukon, it EOCEG reasonable t o e x p c t t h a t the Laborntory IVju beconn D porI?Innont h e t i t u t i o n ~ 0 3 0 t h o oxigencioa of p o s i b l o f U t U o &dod missile wurfnro ehould rondor it comFletaXy i m p o a l b l o of defonco cud henoo cwoo i t e abundonmnt and/or des t ruc t ion . This l a t t c r g r i m no tc o h o u d aloe remind ue t h a t in tho ovcruU planning echetr;e it mny bo n i a o t o comf?latelg bury cortuh key h s t d l l a t l o c a mch 8 8 storage mdts for ac t ive motorial and o tbor haportant bomb compnento, co t h a t i n t ho w e n t of d e s t r u c t i o n of nll o r most of t ho c m u n i t y by g u i d t d rn1oeil.o a t t a c k , wo xould a t l o n s t hnvo t h e ae- aent lo l parts ronrnining horn of tho xenpnn thcmcdvca, in such locotion and in such condition OD t o ba ndvugcd fcr r c t i u t i o n ,

IV. Stntue'of the Comnmitg

Early in 1943 when comtruction fo r t h i c projcc', got under way, tho t o t t i l p o p h i t i o n t n s only eavorul hundred. populat ion p e r t o approximutely 2500 und another 3000 m U i t a r j permano1 r e m s t a t i o n e d bore. Since the end of t h o Xur m i l i t n r y p r a o r m o l ha3 dccl inod t o about 1,000 men, but the c i v i l i a n gopulotion p o w t h hoo m o m f i a n cxccodod t ho loao o f rnilltarf pereonno1 and t h e t o t a l p p l a t l o n o f t h c Project i o nor/ in t he neighborhood of 7,000. to and f r o n tha HU1, thu m j o r i t y of thor, h i n g concf ruc t ion controctoro' o c ~ p l o y ~ o f ~ , janitors, munual laborero, houcohold se rvan t s and tho l i k o , al thougb a eizeble number of more S ? S p X l B i b l O ;?ersom1oi d c o c c m u t o . of convonionco of opurations and ths g o w t h of' community pride tind F n t o v n t i o n ,

During t h e Pior g e u G the c i v i l i a n

An n d d i t i o n n l 2,oc)O p r s o n o or more aomute duFly

Frcn t h o v i c r p i a t

U NCIASS I FI EC

4t I s of C O W 8 8 detArab3.e tht as mny as p m l b h of t t m o commutcra eventuully be houaod !\ere a t LOS ~'JS~JG, Prolioinrrr studies p r o s r c d for thc lj.cccCar heve indiostod thot a mhim of 1200 not' Eanilr how% uih Q ~ V O und h y o n d tlloao

thie prpxm, 'hi6 obviously wXU. only take c a m of hart~ing u i + o nh ich ore not ava i l ab le I n uriy form ond rill not b k o cam of replace!!!ont of the.ncny hundred temprary unit,s in the Morgan, Hanf'ord, U c b e and pooeibly tho Leonurd Yiood aroau, porm 8omo t h e in tho aaxt f i v o to oevon yoare.

1; J

.,I

presently cont . ractd f o r d.lJ. bo rec4uircd in tho nest t r o o r thrcc! y e m s for I.'

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I.' ..I Ar; on & h a t e , prhcpu 1000 more u n i t D w i l l bo reqsired for t h i o pur-

B e &*J COCIDUity Area0

The sim of the prircury a r o w requirod for housing and beeic community A p fcistj.ono will p 1 ) a b l j . f x n out t:, bc betvmon twc nnd t h rca squnre mllcs.

p > x h t o l g tru>-thirda of this can bo btakon oare of, if it bEc c los i re l i , here on Los Alumoa M o m , l n c l u d h e tho nostern hous inc developcent and i l r f j o c m t Domor m e t a l housinc d o v e l o p a n t , The, remaining om-third could be conveniently o i t - uated on Horth Mesa or in tho U y c o u n k y n o r t h und wet of the golf course, t h i o uGab requiring conGideration of posoiblo locot ionc fo r EQ:Y .tOckaiccl arcti6.

C * Sacondoxy ComunlQ Arcno

The oiae o f secondcry ccmiunitg area3 i o a l i t t l o d i f f i c u l t to def ine bacoueo ouch rocreoticns a6 hiking and horscbcck r i d i n g , as wcll aa h u n t h e and fishing! will t&c p o p l o t o nU. but t h o most inaccocaiblc sr+ot3 v;hieh hr;ve not been r o c t r i c t o d f o r Leborotory UUQD Beceuoe of the nuture cf t h o torruin, it i o of ton vory d i f f i c u l t even t o kaop t h m out of cuch so,o*iricted U E ~ S u n l e s ~ they knon tho% my mound oory well end h o c uhero they arc a t all. timeti. For more or6anizod mcreot ion , banobs l l , (r,oLf, t c n n h nrx! t h e l i k e , t h o emas olroady aXlocatad urc probably sui'fioient rith pcrheps DOW sl ight anlcrGcaent, ar.d the r ; h O l O quoatlion of a l loco t iw o w tlocondary (L~'OUB to tho cosun iLy Llecezes F i n d - p l l y ono or noEativo sosignnsnt, i n t h a t all me83 not r o s t r i c t o d for Lnborctclv UEO, tlx direct17 adjccont ta t h o r;atm EGUCBO, a r e onsantiallg mcio a- rn i l a t l e for hikoro, otc. S ~ W Q at,ik!a md, of COUTOB, t o n u in'kntci alri p u r p e o o thc Boudolior I:ationd. Iionmont prcper ty t o t l iu 30uth and enot should come d c r t h i s oumo head- be- ouuoo it i a likeniec o p n t o tho public.

Thio would cortoinly m o u n t t o c o in imm of thirty or f o r t y

D 5 o c u i t y Con3 i d eratione

bait t o a11 Cocs idom~ions affecting the o ta tuo of the cownunity and

Origitwl2.y m Armfr p o t on u Governncnt rcsarration, it u t i l i i t o h a d a l l o c n t i o n o ?.0 f;ho question of rrhcthor or not Loa Alamos io t o Le an opon c o m u t t y . r d a h c the closed chsrnctoriotioo of an Am ostablishncnt, although it io undor o i v i l i a n control . f l1 pemons, rrhctbar* idinbi.t;on.to, commctoro, or viait- ors, mot havo permlaeion t o enter t h o Pro joc t and must c c f ~ y propor p a a o s oud idontSXics t ion nt ell t b u . be oosad wid t h o t all p r c o n o having t r m ! ! p r t a t i o n could ontcr t h o ProJoct a t w i l l , having only the vuriow technical UOR~I, public u t i l i t y oorvicor, e tcI , rentricted t o p r c o n n o l prmittccl t o entor thou. T h i o ~ o u l i i put the Project on eoeontinlly t h e aume etatuo 0 8 Boulder Dam and Boulder City, a d tlicro i G mucl: hi parallal. during the vim, woo c a r a f u l l y gunrljcd cis cn caccn t i a l sector of ti10 Koa- effort,, got BouLdcr C i t j - , %hare t h o poplo rocpanib lo for tke Corn rcGide und where t h e

There &eo beon G o m t a l k tho% t h i o s i t u a t i o n would

Boulder Dam if3 a Zergo and r n l u u b h Covermuat property r l a i c h ,

UNCMSSIFIEC - .

. . - !k , adminiatreti!%? office3 arc lccstcd, I s an c p n h ; t ~ on 8 FubSic bighrroy where any touris t may atop and shop around t,o c u i t himoclf, Dam are h i c mvcnontn r o n t r i c t o d , AFplying this principle t o l h 3 kluioco, it rould 000m foael'olc~ t o haroo the win L a b ~ r a t o r y a d t h o community d s f i n i t d y s a - m a t e d plp ica l ly , by savcrd miles if poaoiblo, and i n tkis regard it i~ unfortunate that t b Main Taobnical Area md most of t h o coarnunity hcve becomo

rrrngoment n.ou?d probably E>e t o ~ Z R C B the ccmunitj. two II)SUOE t o the n o r t h or evan in Barrancas Cuayon, o t loeet 8 mUo or tw from t h o noamoe t c c h n b d in- r h & f h , w i t h ti new accaELI roud b u i l t to the coDcm.Init,j. l o c a t i o n from t h e nio Gruntlo VaUsy, only l a rge ns.cunt of pmnnmt h o u s F n ~ t 1 . u ~ far conotructed in thio beotorn Arcn Its e u f r i c i a n U y off t h o main Los Azuuos k'ma road to DOL'VO our p w p s e ~ , although the e c r l y aomplction of the c o r n u n i t y conter P,XU make t h i G transition CI d i f f i - c u l t oce t o decide upon and it rosy bo t h a t s u f f i c i e n t o e p q n t i o n can be obtained efmflg bjt croating a L d t o r prk l u n d - say, 100 yards minimum w i d t h - around tho Main Technicnl Arsa on t h i o CIBOU, and thereby achieve pbyricol s c p r a t i o n by t h i o protective hlt und by udequotc fencing, rather than by u o e p r c t l o n of a

A t k i r d m t h o d cf ochicving the dcElred r e s u l t i ~ , of course, t o m3Ve tho o n t l r e Vain Tochnicol Area from Lon cl

I

. I 0rJ.y nhen he v i s i t s the

1

located B O c loac ly adjacont t o o m another on Lo3 &mos Ileae. Tho icoc l cr- ) I

Evon yet It may not tm too l a t e t o acconplioli t h i s b e c a ~ t tho

'mila o r two, Mesa t o Gome othor locution c: or ~ o c a t i o n s . lbi0 p c s i b u l t y will be b k o n tho nefi sec$j.on.

V. Statu0 of t h e Lobora toq

A, Poroonnol ,

Tho personnel prosonUy employed by t h o hboro to r j . numbor a b u t 1,500 and a0 tl cons~rvativo mtimote , wro hcwing rrooly a v o i l n b l o , this nould probably be incranood t o 2,000 or pcsoibly 2,200, a l though not its employees, aro t h c numcrow jrcnitoro, l a b x c r o Bad workmen of the vorious naiatoaanoe and construction crClftH, wbo are roquhad t o keep it in running order. visions in tho uny of working quartero, o f f i c a s , abopa, sarehouso f o c i l i t i o B , a tc , h o r clcselg adjacent t o n e v o r d of t h e tecl inicol u r c t l ~ . ing f o r c e requlrod by t h o hbcratory, then, mug' bo set tit something like 2,500 t o 3,000, b u r r l s g continccncloa such E G B rnojor change by t h e A.E.C. of the bas ic directfvbs by tho Lnborat.ory, in which c a m this figure d g h t be e i ther helved o r doubled es the cage rni5h.t bo. AZ1onir.g perhups 3@0 2.q. ft, of ovorell work- ing a p c e par employeo, t h i o meam t h a t t h o Laboratory w i l l reqfLre around 9OO,OOO eq, ft . of f l o o r space and with 'the add i t io r l of wrchous ing and gtorage facilities, t h i s f i E u r e would probcbly rqach (r mil l ion oqunre f ee t o f f l o o r ciydcc. Tho t o t e 1 gt*ounri u e o sot as ido f o r technical pJrpixoP'V;ill, of cour3c3, be far greator than Lhh, bsccuo of the neceosSty f o r ioo la t ion of many o p r a t i o n o made hnznrdoue by the UDB o r p r o d u c t i c n of h i c h oxyilocivca, r n d i o o c t i v o wtistee, o t c , miloo i o rresootly a e t oaide for t h i a purpoa and G O ~ O onlurcotnont of t h a figure may bo aeaosaury o i t h e r dlte t o renrrongement of ex io t ing f a c i l i t i e e i n r e l a t i o n t o one another, or t ~ c u u s e of t h o construction of a numbr or' a m technical o r e w .

Er s sen t i a l ly Forking for t h o &boratory,

Theue p o p l o numbor prhnps f ive o r o h hucdrcd and r o q u k o pro-

The fu tura work- I .

c'-

As 10 have aeon previously, sonething L i b txcnty OF tmn ty - f ivo a q w e

8. DetnlLle Concornhe Exiotiag hrona

6 . T&ia 25 ucra & m u ie the soot of nl.1 t b c central functigna of the Laborotoru. Hare arc the Diroctcr'c offico, the var iouc adminlo t ro t ive and

UNCLASSIFIEI

..I aervioa groltpo, the central nwohouchg, tho t,ochnicdl sbopo, tho prhcipol chemic& and aetal lurgicd laboratories, wct of the c x g e r h e n b l phyrsicn

of tt;c p o u p o r t t fch o,wrotc t h o rF r ing s i t e s w.d a t h e r ou t ly ing technica l &reoe, u8 wd.l a8 t h o offices of the A.E.C., Securitr, S d c t y , Fire Protec t ion ,

Bo noted abos, dl i t s buildiriGe uU1 s t i l l ba l n \lee for t h o

mckhea and eqdprnent, the headquirtere, ohopo, a d preparation loborntorim

Accountable Froperty, and Comrmtoications proonnol.

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b. next t w o t o a h pars, rhUe n o ~ ~ f s c i l i t i e s a r e being conotructad n t South kloeo, and considcrablo moncy ~1113 h v o t c l bc c h n d o d for reoconnblo naintenonce and minor conotruct ion, as ncU a5 f o r cer t t l in lergcr construction jcbG adcll t tcdly temporary in natura.

. . J

The S i p P u i l d i x Addition w j l l be the f i ra t of theee. a 2, TA-2 (ODcga S i t e )

n. There i e much t o bs m i d both f o r and ngnitlst the preoont loca- tion of O m o p Sitc, A yoar aGo t he nscossitl; of providinl; an ismdicto ohclcar f o r thcs i n s t a l l e t i o n of n f a c t reactor by the P ~ Y D I C G Divis ion Fbade U O C C G B C W ~ a dscieion as t o whether or not it ohould bo Zoca,teci at. TA-2, olready used f o r throe yemo by tho Division, Coneideraticno regarding trained personnsl, shop equipnont and the like mndo the d o c i s i o n i n the afftmutive, in z p i t e of t h o f a c t t h a t t h e o i t o IVDD l o c a t e d in Loo Ntimoa Conjon d i r e c t l y below tho occuFied LOG Naraors Mow and t h a t u oerious acaidont *xould probably c n u m e o r t h and a b chock w i t h conmquont probable danger t o u t r u c t u o o OD tho IXooa, and wouLd also produco P cloud o f r ad ioac t ive smoke and dust irhich might enrianger thc inhob- f b n h on t b o MOCU., Tho phys ic i s to’ cu lcu la t ions showed t h a t t h e p robab i l i t y of euch nccidents on b o t h counts W L ~ G ronicto e n o q h t h a t Dr. Bradbwi docidet! t o 80 ahotld w i t h the rcactor shelter a t ‘!A-2. Thio in t u r n invoLvcd conotruct ion or two othcr 3 1 ~ 1 1 p r m e n e n t buildings for @urd quarters c n d standby o l a c t r i c power, BO t h a t approximately hnlf of t h o sit2 i u now of poraanont concitructlon and the rernsihdor could be medo oo withGut too g r e a t an expenditure. Easfoallr, the. ,question oE whether the o i t o ohoujld r e m h whcro it is, once tho inoneg o ~ n t and docioiono alroody medc ham been diocountcd, i o t b o t of ~ h e t l i e r or not t he inotnllHLionG thsre m e o t i l l rcgorded es having a rmf f i c i cn t clccroo of, sofetr by t h o p&tyGicictG t o warnint t h e i r r o t e n t i o n in A c p t GO c l o m t o the main community functions,

One bsoic probleln vhich sill hove t o be oolvad if OmeCe Site i e t o continue BB a permanent Location io t h o problem of tho e t r c m which m o through the s i te . from west t o e a s t . building IG e i tua t ed IO of an extrenely pc:our; n a t u r o and t he result hhB h e n t h a t t h a wholo underside of t h e eucbrn half of t h e bui ld ing 113 u d c r more o r loso c o n t i n w u o prcsmro from water a h i c h huo socped throq=$i frcto t h o stream. Sam? a t t e m p t t o meot t h i o pmblorn hcs d r e o d y boor. ml;ilo by doopening t h e stream 6l ighkly and by taking otepe t o waterproor the main boemcnt of the o t ruc ture . It i s baoically n bod condition, homver, and t ho . cn l ,v so lu t ion tnay wall bo t o provlda eithcr a lsrGe c u l v e r t all the way t h rough the Bits or t o l i n e the Hides and button of the stream d t h concrote 00 that no s e e p o p is pGSible . former so lu t ion l o preferable in t h a t it m u l d prolxbly m t o little more ex- p n e o and t h n t i t would 8 l f I O make poos ib le a conoidornblc cxtonsion of the driveway m e a which Le now sommhnt cramp6 b;, tho l o c a t i o n of the otrsaol .

h,

Apparently the s o i l on nhich the mnin

Tho

3. Th-3 (South hlesa S i t e )

a. South Moea Site l o a grouping of tomFor”lry frame s t r u c t W o s of extrornoly l k h t cons t ruc t ion toge thc r wi th Dome prefnbr ica tod hu-lnanto, oorsral

$ 1

rmaU aacszineo, a few lightly f sh - i cn ted t e n t chambers and onc concrote e@.* r i r c a bwdn(: pi t . l u t i o n of this c r g a n i z o t l o n in 1945 wao t r an6fe r rd h Group X-7 In t he Gs@ceiveo Dlvieion, t h l e latter usually fn auch numbor6 80 to amount t o leso t h a n h c l f a pound of hlgb exp1oei.m in aw one i ' i r i n E ; " rhaaaver tho proposed prmanont dctonfi tor labomtory ie conploted on Tt;o UiXo h 8 a . other tben p T h a F S ternprarg uerohousinp, or aomcthing of t h a t ne turo . on and adjacent t o t h e Bite, however, is cleared and r o l c t l v e l g I cve l , and c o d t i be ueed arj a l o c a t i o n for Bone large t o c h i c a l I n a t o l l a t i o n ohould planning o t u d i o s ehow t h a t the area wao deolrablo for auch. A road th rough tho are0 will have to b r o b b e d in m y w o n t t c provide BCCUEB t o a. the A4 KV power lFnc coming i n from Albuquerque an3 b. tho mist for exhaust gnuus for 0inei.o Site nlich ~ E I e c h d - uled to tw b u i l t in t h o nenr futuro on lower South lieso.

Tho s i t e aac originciLly b u U t for G Division and upon diaao-

ft hm nlv;oyo been uoad for t he mcnufacturc and t c o t i r q of dotonatoro, 1.1 ;

The e n t i r e s i t e io echedulod fo; f.tandonccnC

The lend

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The o x i a t h g f a c 3 l i t i e s are esrjsnLinLQ uuclotjs f o r any further ~ U ~ F C S O I

4 e Tb-4 (Alpha S i t e )

Alpha S i t e naa cons t rus t sd ae o t eGt firFnG sit0 f o r 6 1 ~ 1 1 chnrgou by momborn of G Divioion in 1944. Upon the d ieoolu t ion of G Division i n 1945 it 186 t r u n G f o m d t o ld Division and ha3 continued t o bo uaed f o r i t G o r l g h s l pur- pooe. T ~ Q building6 are a l l of rettaonably luht temprnry cons t ruc t ion , coneiot ing of on u;ldcrircuncl con- t r o l buildiac w i t h p e r i p z o p ) a a m a l l work shed directly adjacant t o tho con t ro l building, a hutment uscd 06 u trim% building, threo small rnagazinoo and D durk room. t l l i u rthould bo s tudied i n t h e light of thc ove rc l l plan.

Tho nar43nun charges f i r e d thoro o m o u t tc 200 ~ S S ,

Dr. F r m m has recently asked t ha t t he s i t e ?x conPidored porrnanoat, but *

5. Th-5 ( D a h Site]

a. &tu Site m u c o n s t r u c b d as an adjunct t o Upha S i w I n 1944. It w t l ~ o r i c i n u l l y UGod f o r r r l ight ly l a r g o r cbargetl than Alpha S i t o , raCg1n.g Up t o 690 ~ounclo por shot . In tko s@ng of 1945 t h o o i t e m s improved and a fir- ing point wao b u i l t mmo 700 i'oet Lo t h o e a o t j u ~ t cff the toe of the mem? t o bo usod for ChWgo8 up t o o m ton. tho only v i n i b l ~ s t rug tu ros a t t h e s i t o aro tho control building, tocethcr with 8 trimming bul ld ing f 'urthor back along t h e roud and a nodium-oiced mngazino. nio f i r in [ : s i te io s t i l l i n UDB and hoe t h r e e baoic diendamtucso: of s x p r l m e n t s performod in the courae of t h e firing kava cauaod nmerouu foreot f h o i n t he vcllley l a n d on both aidos of the I I~OEQ, nhlcb i o very norron a t t h a t pint, and i n api tn of numerou f i r o roodo which hove been c u t t h r o u g h the forest t o moat t h i o contingency, recwrent f i r e s stffl present D very ariknnrd problem; b, b o h g situnted on high ground, t h o a b shock from the 0hot3 t rove le d i r e c t l y across tho in te rvening 3/1+ m i l o and cn\xoes apFec iob le t r emors a t t h e DP Site bui l r lhqa; C. agoin, becauee of i t a being e i tun ted on k i e b ground, it i o within f r a p o n t range of the S a d i e Conron iacl taU.nt ion ~ n d persons working tbere mt be n o t i f i d t o sosk shelter nbenaver a ohot i f 3 f i r e d u t Beta S i t o . From thla it con bo m a n tha t some advantages would c o r t a i n l y uccruo voro t h e firing ac t iv - ities now ca r r i ed on nt the site to be rclocetod e i ther t o some wido expanse of me88 land which could ?x clcared of brush and treos o r else t o u narroil canyon wbich could 15.kerrise ba cleared and whose hieh rrnlls would prevent tip eecape o f f l y b g f r o m e n t o . If t h i o were done, t h o o c t i r l . t i e s prcoently cer&..ed on a t Alphu Site could conceivably be romovod t o t h o prcaant l o c a t i o n of Botu Site and be more huppi3y accomodatod t!iers. Horttrnclod Canyon, both o i t o u nFl l hnvo t o bo eliminated. I n any ovunt, the Beta

Situated a t tho end of t h o mma ao it l e ,

a. the types

Sf t h e road IS uood t o Gain acceau t o ,

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i ' Sito locnt ion rill require a complete rabuilding coaiochcro beforo i t may be con- oiderod usnblo 81f D proanent f a c i l i t y .

1 ,

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! .. '

6. TA-6 ( l b o Mae Mssa)

a, The Tao Pi le Ueea Laborntory m o a hfi serttad so re rd pUpoooG during tho pwt m v e r n l y w a . F n o t n l l o t i o n o such ao bmkerc, togothor K i t h a control b u i l d i c g and shop. Ordnance Div la ion personnel us& it for miscellanoouo t e e t pu~~msoo, pr inc ipa l ly ir. connection with handling and t e s t i n g of: h i g h cxFlooive. In O c t o b r of' 194L (I t e s t otiucer EOEO 200' in diamotltr u6s conotructed t o be t h o s c d o model of c lake for t h o p u r p ~ a of trjhng recover;' ohots, So f a r as I !?now, tho project WE! dropped about the t i n e tho naucar was comfletsd and it WUD never wed, In t h o s p r b g or 1945 tho area 60s used for t h o ccnotructioli of u dotonutor t ec t ing lab- oratory Conois t inE of one min bui ldinl ; ad seve!*ol tcst c t ruc tu ros , t h o l a t t e r of concroto conotruction, The l e t building and b e t . e t r u c t u r e may c c r t a i d y be conoidored prmnnent ir oct iv- i t i o o w i t h detcnatoro aro t o continue t:t %YO Milo fhrcc. oomploto s o t of plea5 hae h e n propwcri Sy Black and Vactch f o r the conGtructlon or a prmunont d e t o n a t o r l o lu ra to ry and, so f a r n o I kncv;, t h o o e plnno ure rccldy f o r bido. b!em, t h a a r e a xould furnish UB g o d a b u i l d i n g E i t o for uome o thc r h r g e tech- nical h u t a l l a t i o n 00 would South tksn, again b o w c l e w of treec nnd relatively level*.

It oricinnlly consieted of aom8 rmgh f i e l d

A nmber of o m n l l rzncuzincc ~ V Q l o o n G ~ C O adciod.

A t t h o p c o o n t t i m o D

Ih cuEe a prmoncnt jotonator Zaborhtory is not built on "Fo Kilc

7. TA-7 (Gomz Ranch S i t e )

e. Gomcz Paact: Site nae constructed in 1944 f o r t3me typo of ~ m l l explosives cxpcrim!mt3 involving r a d i c a c t i v c mater ia l . etructuro of about 600 eq. rt. f loc r area and in diameter w i t h eorthea bnnka about 5 ' high surrounding thorn. it has not been uood sineo the sl;ring of 1945. no g r e a t b p r t a n c e -

8. TA-8 (Anchor Sito Hast)

It cousiotod of a f r am f i r i n g pit5 o r stadia about 40'

SO far ns I knoa, It iu a ~r~d.1 i n o + d l a t I o n and of

e. This o i t o W R es tab l iohed i n tho fdU of 1943 f o r tho Ordnance If i a b u i l t nmr 3hat FSS furmrly the residence area of Anchor Runch Divis ion.

which waa vncotad only a s h o r t t h o before conotruct ion nork h e a n on the n m a i t o . Tho c o n t r o l bu i ld in& w i t h ite p r i s c o p e towor, ngchino ohop, control room and attonciont niagasinoo are of' concrctc conntruction and aro l oca t ed in an ombunhant.

o e t 8 6 they Viom in a asturn1 d r s L m p m e a there liuve, of couroe, been r e c m n t troubleo after atoms w i t h tho cetch bob and culvert0 f a l i n g o r bo- ~ o n h g clogEcd, with the result t h a t large qunntitics of m b e r ond nud m r o ~nzshed dorrn i n t o t h o e l t e . Thia vu3 f i n e U y o l h i n n t o d i n 1946 by the cons t ruc t ion of an e a r t h dam and divorsion d i t c h just v e s t of tho oite. This Bite is of p r a n n o n t c o n o t r u c t i o n and non that the droinnge t roubles hare bean o l l n i n n t e d , r;hould be s e r i o u : d y conaidered a0 a pcnnanent l o c o t i o n t o r sono technical activity, pos~ib1.y f o r a roloccttjcl TA-16 (S Sito). In t h 6 fall of 1945, it vati tu rned over t o tho Explooivco Division end bus B ~ C C beon used for onriaus e x p r i m e n t d work in con- n o c t i o n nith the manufacture of ccrba in t;.pcs of hiEC a x ~ I . o s i r c ~ .

9 . Tit-9 (Anchor S i b Eaot)

a, Anchor Sit0 B o t fs Q motley bollcction of toclporary ond Bemi- permonant e tmctumo md W E ar iCFnal ly n sort of cutcl-,cll for miocoUnr1cou

. . -9- U N CLASS I FI E &

experbents in exfioeiooo marufocture, q l o e i v a s t e s t f i rhe , and e x p r h c n t u l X-my work. t o t h e Anchor Ranch road and the tc tot fir- facilities aro oeveral hundred yard3 to tbs a w t in the open neadow.

covory o h o t o but w a G abandoned b thc opring of 1945 in favor of ti n i m i l a r b u t l a rger chamber o t TA-12 (L Si te ) . "far point,f1 is rJtill in B e n i c e , but tho aoncrstc s t r u c t u r e conc t l tu t iog the control room ie now i n dclnGer of f a i l i n & from mpcated ohock und w i l l ahor t ly be cbnnclond. constructlon and the urea sholild k~ considerod UG o v s i l a b l o f o r Borne other pur- p~rae. the no?: b u i l d i n G a Rhould certainly bo locotod conoidcrablg rurthcr from tho cub road than is MW the c a m ,

The muin mnnufactUrin,o and X-ray f o c i l i t l e s a r o d i r o c t l y odjacont I ,

I O m firinc 6ito ahich consis tod or undor-

p o u n d hcxagonal otee l - l ined p i t w i t h a hoavy raof noa o r i g i n a l l y used f o r ro-

Tho attior f i r i n g locut ion , ccmonly k n o m OD

Thoro i a nothing a t t h i e s i te northy of b c b g considered percmeut

If it i e dotorminod t h a t it shall continue us an cxplooiveo h a n d l i n g area,

10. TA-10 (&yo Canyon S i b )

a. Ehyo Canyon S i b work wag bepn i n Eoyo Canyon in Scptonber, 1944 U U ~ E tno LU tanka ma mobile con t ro l rooms and p r e o n n a l aheltcrs dur inc t h o f b h g , In tho em19 o p i n g o f 1?45 t h o r e Hero COnGtrUCtOd: a. opecia1 buildingo for the radioactive chemistry work ncceaetlry f o r tho oxperimento nnd b. a heavily bunkarcd c o n t r o l bui ldin€, battery hcUOo, m q u c i n e , and tr!.mmhg bu i ld ing to t v o f ir ing poin ts . lciis c o n a t r u o b d , again having e con t ro l bui ld in&, a b a t t e r y bui lding and two f j z i n e @.ntB, SFnca thoti tiao ocvarol o t h o r minor otructweo hove boon com- plotad. The o i t o nao c r i g i n u l l y conutructud for G Division and titis t u n e d o v e r , upon dissolution of t h o l a t t e r I n tho fdl of 1945, t o Y Div io ion I n conjunc*Ylon w i t h a v o u p of r a d i o - c h c m i s t o from C14!R Div idon . The ind ica t iono aro t h a t tho t y p e of experinont which hoo been dona horo ~Xl.1 bc continued in- d o f h i t c l g QP a standard p t of t h o Lsboratory work, and a p o m r i o r i t ezporl- a e a t d area of roughly the preoont dimunsionu aad w i t h t h o preoent f o c i l i t i e o or improved cqufvalonta rill k, necoccary aa far i n t o the future aa WY can now UOCI. Becaut;c of the l o c a t i o n of the present sito near tho c n c b r n oectlono of North Mesa and f h d i o Kcsu, b o t h of rhic!. H i l i alrnvot undoubtedly b2 scrlouoly consfdored rar e i ther community or Laboratoq i n c k l l u t i o n o , i t nould nesm q u i t e p o a i b l o t h a t E q o Canyon rniEht n o t romain a e u i h b l o l o c a t i o n for t he present bgpr~ of expr imen ta t ion , inoolvine ao it does thc f ir ing of Q X F ~ O O ~ V O chorgos up t o 600 pmds in oize nad t he u t i l l z n t i o n of axtrcmely r ed ionc t ivs source^ n h i e b froducc h i c h l y pcnot ra t in& g m u r a p . Tha goncral dcoign of' t h e flrFnG pointfl, c o n t r o l b u U d i n p and oxplooivoa handling f a c U i t i e 3 has provon Cenerolly ontic- f'octoq urid w i t 1 7 norno inprovomcnt can undcubtedly be uGed t h o r c v c r t h e o i t o may be mcono tructod. Tha choioiefiv b u f l d h g and a t t o n d e n t f a c i l i t i a s hnvo provcn vory U I l S f l t i G f C l C t O r j ' and o t the p r o a o n t t i i a nro undcrEoinE c1 complete r d e o l g n etudr by CLfR Divis ion persoanel- w i t h eone h o l p expected on t h o mnttor o t o r t l y from B l u c k orad Voatch. X t l a excocclLigly un1il:cly t h a t m y f i n o 1 d o o i p will reault from this ntudy i n loo^ than oichteen month3 to two p a r a because of the oornplcx conoidarat ions iuvolved,

In t h e l o b o p r i q o f 1945 Q seccnd firing m o a

11, Tb-ll. (X S i b )

t i . K S i t e na8 conetructed i n t h e u i n t e r of 1944-1945. X t con- a f o t e of tno ha:T concroto ~ t t ~ o ~ h i p t y p a a t ruc turos , be tman t h o ornorcd n o t m of nhicli churgoo of h i g h oxplosioo up t o 2C0 lbo. hove boon f i rod , a combinution con t ro l and lnborotory building hoavily bunkered, and n ohop and genclral purpooo bui ld ing a la0 h o a v i l y bunkcred. Buck alotq t h o road load-

_. _... ..", -. -- c* UNCLASSiFlED- -.. .A

. .. . I . .

-10- , .,' "

to t h o e i t e n trinnitq b u U d h g and n mnpainr? mere c o n e t x c t o d . a 8 d . l mcazine hnn b a n add4 a t t h a sit0 and aeroral o t h e r ~ n n u modificaL t i o n e bave been a f f e c t e d . The e i te was originally c o n s t r u c t c d fcr C D i v h i c n md upon i t a d ~ s a o ~ u t ~ o n in 1945 xu6 a 6 ~ i p e d t o P DIvi3103 nhich ha5 o ince ueed it f o r betatrun nork. Th8 o i t o i o s u f f i c i e n t l y iao lo ted t o be uecd a@n For a p l o c i v c s uork i f necessary and i s of such h w v y cons t r 'uc t icn tha t r: i th minor modlf icnt iono it oay dcfinit4cJy be ccncidcred permunont, A t t h o proseni; time i t s uuo BL) what is eeeentiulJ.7 R pure physics l e b o r o t o r y mokcc- it4 o o r t of' an odd o t o p c h i l d h t h e firing s i t e ere0 l n vhich it Is loctit!?i, und poctimy aome conoldore t ion should be given t o t h e h o u 3 i n ~ of thc b e t a t r o n in O O ~ O othor l o c o t i o n ltrorc ccnvoniont t o the General operationo o f t h c Ibycicci Divi B ion,

Sinco t h e n

12, TA-32 (L S i t e )

Q . L S i b w a G conatructod i n the ea r ly s p r i n g of 1945 for the Lxplos lvus Division and conaLsted of a Gteal- l ined hexopnc l p i t xith Q hcsvy earth f i l l e d covor o f br idp- l ike c o n s t r u c t i o n which w i n used fer ce r tu in rc- cooory oxperimente, used f o r aovoral montho as a more o r Less unimproved f i r i n g s i t e f o r charrpu up t o 200 puncls, and i n connoction w i t h t h i o work a hutncnt x m e e t up CB a :YOTk G I l O j l mil t c z ~ GZOU m q c z i n n c b e r e i n c t d l l e d , t o g e t h e r w i t h u ornull AC diose1 gonorator n e t . The s i t e was obardcncd by X D i v i s i o n FD A1-ri.l: 1946 and has not h o n M o d o i n c e t h a t t h o . i s i o n lins ylonn t o rsac t ivs ta the o l t e ond t o cont j t ruct thoro ycrnanenk l abora to ry b u i l d h g e of a sizo and nnture y o t t o be d a t c r n h o t ? , but presumably .in connec t ion w i t h some sort cf explooivea t c f i t i n c o r experbent . Thc loco- tion or the si te is 011 r i g h t fc r a p r a a n e n t ins ta l2c t ion f o r t h I~ s o r t of operation, providod t h e chnrZoa f ired ma rolativsly s m a l l - eu;., up t o 100 , p u n d o - und pzovldud t h a t t h e area !.e clearod of traoc ror D racsonnble radius around the mite. hnn 30 poFuibilltJn of bcinz ucd f o r t h o firing of l a r e e charpc~.

An open ooct lon o f t h e nesa j u o t east of thc pit; wub

It i~ our underatanding t h a t X Div-

13ccuuoo i t i t l juot a c r o s s the canyon f r o l ~ TA-15 ( R Sito), it

13. Th-I? ( P Site} #

a. Thio s i t e wao c c n s t r u c t o d i n tho curly full of 1944, and con- oiots of a framo ccjntrol b u i l d i n g p r o t m t c d by n tirnbor borricndc from the fir- in^ area a o m boot t c tho east. t;po structlwclo, ono of' which ha3 h c n a l t c r o d t o provide u henvy s tee l b l i o t u r on ono do, Thom b u l l d i n p were uoed f o r X-roy work in connection n i t h ox- F ~ O D ~ T C G o x p r i m o a t s . The sigh noo o r l E i n d l y constructed f o r C Divfoion .atid, upon diosolution of the l a t t c r in tho f a l l o f 1945, MBC, turned ovcr t c Id! Div- iaion. It ha9 oince been used f o r a v a r i e t y of misccllnnoouc oxpcirimcnte f o r .irhlch no o thcr s i te waG quickily avu i lob le , uod BG the reGult of rhich a f a h enount of rad ioac t ive con t tmha t ion has bsen o c n t h r o d on the c1id.f nrtio leu& i n e dotin i n t o tho conyon on tho n o r t h e a s t a i d e of t h e firing area. Tho inton- ticn now i n t o e s t a b l i o h a workhe area f o r trailers und a hutnont for c e r t a i n mochup arrangemonta of the e s p r i m c n t a l e q L i p e n t r e q u i r e d f o r c x p r i r a c n t c r r i t h h i ch ly r n d i o u c t i v c z o u r c o ~ Rihich are a c t u a l l y t o be performed a t some o t h o r l o c o t i o n . T h e c i t e i e loca t ed on u broad but h e a v i l y foroctccl morjo and tho m o a should bo more thorouchly cleared or treeG and undergrowth i f tohe o l t e i o to bo ucrsd pcrnanently for any puryaco. It is a l a o Tairly c l o e c t o S Site and i f tho l o t t o r kcomor, LL p r m n n c n t exp1ooivcG r n o n u f a c t u r i q w e n an6 expnndo f u r t h o r t a t h o o n o t , F S i t o nag volL bccome too close f o r comfort und hus.c t o be absndonod,

A t t h o f i r i n g crco a m t n o concro te b a t U e e h l p

' . I .

b

.ci

"

c1

I

a. Q S i t s UUB conc t ruc tod for X Division work h U d e fall of \ 1944. It haa a n u n h r of mall spsaializod b u i l d h q c f o r clooe obsorrntioa work on o m 1 1 explosive chargec lnc ludiag n closed chombor, an open chornhr, II m a l l utedium r r i th a cent ra l f i r i n g pint, and control b u i l d w s and momo for tho a b i c , togathor ni th ncsverol srn33.l mng0&06~ trfuiing buildia&o and the l Q e . f a i l e d structurdllg a f t e r saverd charges had beon f i red i n it,. truttreosod t l i t h stoel Lourno, b u t hao siten l i t t l a W t h o r usol ber ana the r c n u h d e r of *LIE site mo s t i l l in we. Located on t h u far o ido o f n ridee parallel t o the R Sftc rood, t h e a i t e locat ion otUl D B C ~ edcqwte for explsoivoa o:;;criments of tho m a p i t u d e now on;;loycd. 1111. t h a b u i l d i n g o ure o i t l m t o rup ru ry or unrruitsUo and w i l l have t o bo corcplotoly reflaood for pc6maont occupmcy, Prohbly the simploot t b i n g t o do i n t h i n rcbvrd would bs t o robui ld the site a sho r t d i s t n n c c onGt of tiha proGcnt l o c u t i o n and then e l k l a a t e tho originill. s l t c r h o n the LICW orro is occupied. On tho other band, It. i o eonceivabla t h a t t h o work done a t C! Site could raadily be combined with pork now done elsevhcro sad e lclrecr firing site with b e t t a r contra1 f ec l l i t i eq sstabliatod f o r mveral t y p 0 of experimentation, oach of nhicj . Fnvolveo tho firing of small cbargea. T h e m m e oevcral $.ncea on the l and l o e d i n g t o R SFto rhore t h i B could bo done, providod q u i n W,at tho hccvy foreot clearod away e u f f i c i c n t l y t,o mcko a g o d sized operatine a r m f r e o from tho donzor of f o r e o t f ireo. *

!

Beooue of 8 deviation from s p e c i f i c e t i o n c , t he cloned chamlxr It ms

Tho opon cbm-

15. 'I'ib15 (11 Site)

0 . Tho first installotions at R Site v e r a conf lo t ed in October, 1944 end c o n s i n h d of a cent ro l l c o n t r o l building Gnd labora tory w i t h s o v c r a l firbn,- poh.tlt;, o t r imninc b u j l d h c , and Q couple of hutmento und s d l . mga- cinou. typos of 'carricodc c ! t no?: f ' b i n g s i t c o . Tie Bite wes oriCFnnXly ocrjigned t o X Division for the uce of' i'inltor Koski and roo l a t e r trmaferred t o 1' Div- iaion, b g c t h o r w i t h Ur. Rookito group. Late 3.346 General converEet ions between t h i s offico, tho D i r e c t o r ' s o f f i c e and t h o M Division people roctiltod in a genwd. agmcncnt that, R Site be ccnaidered t!ie pmanont, l c c e t i o n for firing oxplooives exporimanta involving chnrgoo up t o a c much a6 tm tono, Siaco t h a t ' ! : h e el serieo of d l p e r m e n t f i r i n g con t ro l cbomborG nnd D oornpletoly how l u r ~ o o c d e f b i q o l t o w i t h on undorpound timbor contml. building h o w &on comFlotcd. a t the moment ami a new psrmttnent r n u p z h o i o Fn the handG OS fi, C. k u g o r Co. for thc &in$ of cotltraci; drnrrings. GancreUy opeokinc, the R S l t o a r m a t i l l noem t o be an i doa l location fo r the p u r p ~ e s to which it 1s now k i n g put, nnd the Plnnning Group should aer ioudy conaidar koeylng i t so. Ri th propor l a y o u t of f a c i l l t i o a it 13 concoivoblo t h a t B G mny a8 four or five aoparato firLnc poiate could bc ootabliehcd and uaed a t tho B ~ U O t b o , rrork- ing from a ccntrnl ssrvice and maEacirre arec. instaUution, which ohould be romovcd, are t h e two fFrinE o i h s d b e c U y ad- j a c e n t t o Chs road leading t o t h o l e r c o scale firing pht rocently completed a t the a o e t m a end of tho mesa. 't'i'lth aD ffiuch swco OD l e a v a i h b l o e t R S i t e , thore io l i t t ; lc ,oxcuco f o r tho pornrnent i n r t a U a t i o n of firing o i t a s d i r e c b lg alongoido t h o main roadl

Since that time numorou8 a d d i t i o n s have boen made, mostly variouo

A non' cut t ing buildinc i o undor c o n s t r u c t i o n

15;o bad fueturos of tho proocnt

. .. ,

. . 42- . , . .

16. TA-16 (9 Site) ' b -- I a- S S i t e *a8 conetructod onrly in 1944 anc! ccnuifited of six

c d y contiauous cixpanaion, more or less d l p i f i c c ! und d c l f n s u t o d under the

. I

b u i l d i n p including Q stoom plant,

t i t l e o 52 Expansion, S3 E b p n ~ i o n ' a t ~ t l S4 Eqxas ion , p r o p 3 6 1 v o additPonu, t h o t a t e l plant has corm to inc luds ccnc eighty build- I i p g o of var ious cizeo and uses for sU. t y p o of mplooives m n u f n c t u r u , s tomgo, ' treatment, and tes t ing, Rqrct tab ly , 50me 855 of the s i t e l e of tcrnyorkry frams :,t construction eDd irt completely unouitablc f o r u o 8 6 R permuuent oxplooiveo aanufeoturing plant, The m e n my be vlowcd b o t h fsvcrobly and unfavorably. Tho cleured expanse o r i g i n i l l y prcoent hac proven s u f f i c i e n t l g la rge for tbe plcInt t o crow t o i t a prcscnt OIBQ t i t h o u t c d d i t i o n d forost clcarinEI i t ramah i n this locotion and bc expnded i n tho future, a l a r ~ o omount of suah cJ.aaring would bo nacoGtxr3. On the ufcvorsblc e i d c 1s the f a c t t b n t t h o eite l a w i t h i n eney welking dietence of S t a t o R o u t e #4 und r e p m e n t o a tamptint: t a r g o t f o r possible aabtoura, o e p c i o l l y sinco tdagacinc tccne A ~ n d B are betbean tho site and Routo .#A a n d the p o s p c t i v c saboteur br breakinc h t a one of them l o c n t i o n n could m c u r e roady o m m i t i o n for d s c t r u c t i v o yurpoeee, Also emeshod in t h e problocl is the qucot ion of Rhethcr ouch a mnjor oxploslvoo manufacturiog i n c b U a t i o n ohould bo kept here u t Loo Alamoa 8 t a l l . mi8 i a a miter w h i c h muot be co t t lod ut h i e h e r levell; tind p e e i b l y by tho Ccamjasion i t e o l f .

SFncc theri the s l t s hhio been under prochi- , ; 1

I n t h e CDUTSO of thooc

S n o d d

17, TA-17 ( X Site)

(I, X S i t e ccnstructicn xcs rcquostec! e n r l y in tho f a l l or 1944 tlnd WUD t o be used f o r expansion of X-ray work on exflooivea cx;o~inente t h e a baing carA.cd on a t Anchor Site b o t . coaotruct ian began and the sits hus not been uGed f o r m y purpcsc olnce t h t l t t b 0 8 lino from the -%j&-ita rator c o m e n e c i of the Ancnor Ranch mea now p v s e e

Tho xork ICOE concc l lod skcrt ly a f t e r

It l a d u b h u e FT it can be used f c r a n y i h i n q inusmucli CIS t h o no ta r

CLOSO by.

18. TA-18 (PeJaritO Canyon Laboratory)

a. This area waci d o v o l o p d durint; 1944 for G Division, thee ffrkry: p i n t o be ing aatobliched, one for o n a l l cbmgen of n feH pundo each In the m o t win& of tho canyon, a second for char&ec of sevcrcl hundred pmdn euch i n tho oouth sing, stxi a third for t o o t i n s chnrccc up Lo t v o t ono in tho oaot wing, two c u n y o m , tld u ixhrn ing buFlding and mguziae constructed back d o n g t he road towiurd Anchor Ranch, a corp4ntor uhop, and un underpound bt i t tery builrilng m r e conotructcd i n tho contra1 area, and cons iderable o l t o r n t i o n s nore mvda In tho sacond f i r ing point, meking It cluitxible for t h o f i r i n g of chttreeo up t o trro tons in 0 1 ~ ~ . Uoe of the o i t e Faoned to tl Dioicicn i n t h o fall of l ? h 5 . 26' x L O ! ncldition to the centml l o b c r a t o r y b u i l d b e W B G constructed for i n t e c r a l oaasmbly Bork involTin t ; r E d i c a c t i o e m+.er id . the permtlnent Intopal Aooc~bly BuUding no€ completed in tho north r i n g of the C ~ D ~ O D and the Brea wa3 ebr.nPonsd UL n lccohion for sxplosiveo expriment. Bo- cnuao of tho i so l a t ion of t h o Gi to i t is ids61 f o r i n t u g r o l aoeombly nork und I f e d it ohould continua t o bo wed for t h a t p u r p o e . building ohould refiaco the present one and tho othar iernForcuy otructurec be

A hauv i ly buakerod loboratory was built a t t h e j w c t l o n of the I

Dur ing 1945 zovernl ctorage hutmantr;, t r o negezheo ,

Eorly in 1946 8

In tho oprhg of 1947

A permonor.t l o b o r u t o v

U M CLASSiFt ED

, ' .

'

I

ci

a

c...

b

I

-13-

removed, w e l l be l o f t - 8cmo uno night be found for then,

19. TA-19 (Eust G a b Labora to ry )

The concratc ttbattLo;h5ps"' acd tho ursdarpcund s t h x t u r o r micl!t us

a. Thio amef l a f b , ccnfl iot ing of one framo laborutard b u i l d i w and 5 Dtorago huthent, ra5 constructed i n the emmer of 194.4 for thc UBC) of' Dr, Segra, rho neodod an iaoltlted o p t f o r o r s c t h g experinontnl work on omall oo:ircoo, si!% W ~ G located juot eaot of the Project boundary, au indeed uaii Poet One, thc ec4:t r,cito t o t h o Projec t . The p e t two yoare t h e sito has beon m o d only u p n oocasiou by the Physica Divieion, ruoh, und it moy. xoll be t h a t upon i t s demolit ion no rcFlucement x u 1 bs rc- quired,

Becnucc of the r u o h i n which the cons t ruc t ion vas cnmicd out, the

Tho diapooi tdon of it requirct no Great

20. TA-20 (Sandia Canyon S i t o )

a * This explooives f i o l d t e s t e i t e m u b u i l t f o r G Divicion Fn the Bpriny of 1945, f n a t a l l a t i o n e conolsted of LL l o b r a t o r y ond cou t ro l build!.nE arljacont t o u firin& p a i n t for ckzrgeo up to 50 p u n d o , t t o ItDUr'bott m u t d voosolci for Yrnoll rocc-fey Gho'Ls, a cine11 maeoa.lno, n + a h m i n k * hutmen(*, and a 5 uadergrouud pit c i t h Q m o b 1 mooh cover ( rhich fnileci o r t c r the f i r a t f l o w ehota) f o r l a r g o r rocovc ry o h o t s , a aecond magatino and n small. norkshop, xuo c o n s t ~ u c t a d in a E i d c canyon l o re- place 8 eimiltlr aetup p rev ioue ly fnstnllod in an =Kcred rooin on t h o south a ide of Bui1dl.11~; B i n the Main Technicel Arm, in tho f a l l of 1945 m d oinco then h u o been u a d f o r 8 nisce l lnny o f exycrimente a i t h o u t much change in t h o o r l c i n a l instal 'lutiont. The canyon could be roached by n pmporLy cono t ruc ted rcad from the mesn l s n d t o thc ~ c s t , ond (,he nec.jsoit;, for uoinc th. Rcuta #A 8 ~ ~ m x i c b thorob;. be obvlntcd. All the conGtruction i u tsmporary i n nature ar,d will . have to be repliiced if t h e ita baconieo pernnncnt.

IC April a 22 mm gun setup, tozethsr w i t h

"he o i t c w s esoii;ned t o IX 3 i v h i o n

2 l . a TA-21 (DP S i t e )

a. This important 8 i b m o conceived and b u i l t d u r i n g t h o spziog end oumnier of 1945 for major chemicel and metallurgicnl work. A t that t h e it ooncicited of t o n major etructnree togother mith twenty-odd a m d l c r onoer a c o n c r e t o vciult and soveral o t h w min te rmice ul;d o t c r c z c b Q i l d i n C c vcre cai- e'cruated. "his s i te in the noaroEt th ing t o a prwnent Korkhg arm now used by tho L a h r a t o r y , and with r e p l a c c m n t of 5 a v s r d Trnme s t r u c t c r e s by f ' i ropoof one6 CM bo aedo complatoly BO. btoct of the planring %ark roquired 9.131 be i n thio category.

Loter

22. TA-22 (TD Site)

e ( Thio e i t e A L ~ G constructed i n t h e s u m o r of 1945 for 0 DJvieioa a1; a center fo: tho handling of epec ia l ossemblieo, rep lac ing V Sit.c+ oistsci of' t n o prefobricotod Etron s t o e l b u i l d i n g s , two lurjp frmo ncgasinet; ( uaba r r i eadd) and one imprcmd ranch bu i ld ine . ferred from Los Alnnoc in 1946, and the sit0 has s ince bean used by X D i p i s i o n 80 an additional storage a r o a for h i c h explosives.

It con-

The assombly work RE t r ans -

23. TA-23 (NU S i t e )

a . Tkio f ir ing ua to wa5 cons t ruc tsd in t h e s p r i n g OS 1945 for X Diviaion, to rulieve tho crcrdocl firin& 6chedu-I.c e t "far p i n t , " hncLor S i t e

Eaot. Up to o short t h o a@ it waa w e d for cumera work but is COW being re- equippd for X-ray work, still Fn connection w i t h h Q h e X p l O d . V e 6 e q c r i m o n t o . The b a t t l o u h i p t y p e concreto structure at t h a f i r i n g pht mn;' be contjidered permanent, but tbe c o n t r o l bui ld ing , mapuxhe, and 6mU Icboratory a r e not, m l ~ o i k could w a l l h k o on g e o t c r i n p r t a n c o , and is not b a d l y locatedb Decitione made rcgardin& i t will hove tu be in conjunct ion tdth thoae regard-

I

ing t h e other f i r i n g d t o e in t h c earno vicini ty . ! .I'D

3 s. 2.4. TA-24 (T S i t e )

Q* Thio d t e , dir8cCl.y edjacont on the nor th t o S S i b , no8 con- atructocl Fn the f a l l of 1944 as a aorvico are0 for tho X-ray exnminat.ion of high explvoivo chargoal A year labar a large storage r q a e h c w m conotructad pnd generul d t e r a t i o n o and oddi t iono mdo to tho min lnboro tory building and tho rrsvorol hutmonto, On Hovonbr fmpropar n h h g deotroyed t h e contor portion of t h e lobcrotory buf idiEg. latter ROS mbsaquontly repuked with considereble imnprovemonts d u b 6 tho r3ph.g of 1947. .hnve to be roploced. t o tx tied in with the plum for S S i t o .

1946, a fire a l legedly r e c u l t , a from

A l l buJldFnp e t the site a r o temporary and n u l o v c n t W u J

The

Any d e c i s i o n s ao t o t h o rebui ld ing of t h o a r m will have

25. TA-25 (V Sltle) b

a. Thia area, having t ~ o m a i ~ buildings, and now essontially an i n t o p a l pzt of S Site, ?os ccnotructod Fn 1944 f o r a x p o r b o n t n l work hi con- n e c t i o n w i f k bpcciax a s o a m b l i ~ s , khan t h i 3 work ?e9 t ranefer rcd t o TD S i t e h 3943, tbo o i t o undoment cxtenolve altcrmtfona (delayed oaverd \cooks by a fira hi R n w l y c o n s t r u c t o d ooction) t c fit i$ for s Site procoss work on ex- ploaiva ckorgan. Kith t b o t o f S Sito.

ha i o tho caoe w i t h TA-24, f t c f a t e nuot be o o t t l o d d o n g

26. TA-26 (D S i t e )

u, D Sit .0, aonetructcd i n the s * m e = . of 1946, concisto o n l y of a ooncroto storage v a u l t b u i l t for CUR Division, plua D smdl sentry bu i ld ing end gtuqrd tower. aubjocted to criticiom from the Secur i ty People: and rrUl Frobsbly bo raplacod by n vau l t oLuar;kofc, af ter which wo Ghorild bo able t o turn ft t o DGRQ now purpeer, aa i t io certalnu permanent in n a t u o .

Located ubout 300 yarda frm FuDt I, it hao r o c c n t l y been

27, Tb-27 ( G m S i b !

a, Tnia UTQU was ar1Eirrrill.y used f o r f i e ld tes t ing o f H. E. acleomblios nnd w r o ~ t h o third area natod I n the P a j a r i t o Canyon cmotruct ionb U t h o f a of' I945 it ran conskderobly Inprorod for t h o us0 of G Divioion h t e a t f F r h g of two ton charges, and rencncd G m S i t u . for OeVCVal months, a faul ty exjiLooion sce t to red unbxncd 1;. E. for D c o n ~ i d s r - ahls diotanco up and dorm f h a canyon, oubsaquent t o s h i c h t h o areu W D G i so l a t ed w i t h p r o t e u t l v o fanoeo and abmdonod. A thorou& e p n y i n g with oLL f o l l o w d br burning would iiectm to bo t h e o n l y fcac iblo msthod of rondcring thc m e 0 obfe for UBB again.

hftor baing i n boo

26. Til-26 (Lto~oaino hren A )

a,, Thic n i t e conoiste of f i r e pmmcIIent mneflzinoa constructed 88 pr t of' tho S3 oxpnaion on the i m l a t o d mesc d l s e c a y eoutti a f S 5i';ob If

p r o p r l y fenccb and guardad, it could be a eood p r n n n e n t i n o t a l l n t i o n , but I t i a too close t o Route HL for ooufort.

I'

* . 23. TA-29 (Nogazine Area B) * * a. This area ie an obandonod CCC Camp directly cdjocent t o t h e

rent Fato of the h o j c a t a t Route #4, i n which tvio prmnnent magaainoe uere aonetruated in 1944. Both are still ueed by S S i t e . by auyono who cares to crosc; or crawl through D cattle fonco Islong Route rY4. It trhould be rbaudonod an Boon as possible rogardleoe of the foto of S Si te .

The ( i r08 can be roached

30. Tb30 (Electronice Test Arm)

a. This a d l s i te oontiots cf a elngle hutment orected hi tho eprin& or 1945 on tbo Anchor Ranch Road a t t b e interaect icn w i t h the Ps j s r ibo Canyon Road. X t io ehortly t o be removod.

31. TA-3L (Eust Receiving Yard)

a. Thio arm waa e e t up for UGO of the Nevnjc Van Line6 in t h o m m a r of 3?45 w i t h tlie construction or" Q roofed receiving dock. S l n a o then four other buildingo have h e n addod for general warehouoo and enlvap work. All . are kenrporury. t o t ie h w i t h the overall &ana devoloped f o r tho Tech Yrocuremont Croup operations.

A n i flamirq rogaiding t h i s arm rill of neconoity have

UNCLASSIFIED