Hanford Engineer Works Monthly Report August 1945 (Deleted)

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Dving t b mmxth of August the at.operated rithaat hiden t,ex a ep t for Tho trouble oeuurred outaida the rorh Usit. md, though cornated in a feu hours, tho Pile. did not ragain mf fia ion t reaatlrlty to restart untfl appraxkmtely tmrlvm hours nfter rhutdaan. On August 22 advfce -8 received thnt th awtccmr required apmbt quality equimlant to a muizam enrichlael8 on all Pller to help 3ain-n thia lasr enrlahmmt. t.iis, F r r a dropped to 225 W on the 24th, B to 225 on the 2 5 t h and D to 250 on the 2 s t h o To Rurther erpeditr deliver/ o f deairsd qwllty, a Laat *te 2441, scheduled for pushing at F on A u p t tJ1, -8 bypassed snd, instead, the IIM amrnmt of m shl with 195 snrichnmnt was pushed on Bugtiat 24. On .Lqpt 23 it m8 bided to drop the

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ocmsumtng kahniqwr of orsatfan and inapeatlop. uonrpletsd and rtarted favored 8 deoidon t o u8a the unit spite of ICIIII, minor l o s b , the lwatlon and repairing of uhioh would have delayed startup eontin- to b higher than in tho other areas, rhem cronstruotion experisnee Tho urgent need t o get B

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piold end daoontdnation frotors were mr7 sntisfaotory. i Plant B Plant caibiasd % of Inaclizy Product

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*ah wm=o Instituted since thr prevlour acid rrak hrve oontributed greatly to tho nrinimixing of prodwrt hold-up in prmesa ~eaaels. Conaentration auilding I s amplioated in this respeat, shc s tho recent process change involved htmdlizq a larger enount of precipitate than pre vim aly. La a result, the aaks r m problem frum the E 4 aontrif'uge '191 abn or sll y aent of tha pre ~ o u soharge by an acid wash of this oquipmat, "3is pr?blem Is rsaeivlag clmo attention. Both 1 uxi B Plants worm ab10 to rooover appmxiaatsly 20 pet

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bject work 3s the thrse Csncax~trutionBuildings is oo q lets except for the installation of afa pimaoa of oqui2e not yet received, Bevisions to 63 hood tn the 1solat;Lon Build iq,bdce it satisfaotory for ofeturing returned ssmple cam, wore oamplsted on August 24,

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Ins+allatioa of eq diz hig orifices in the export water ll muto the Pile

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DE CLASS IF IEI Una Used in Water !&adztent gpa avo. rat.

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In eollabotation with t ha Tetahnicil Department, one new ahn rgl q bad barrel with a Qo a pre Seal ha8 been assemblsd. To date this has not Revision of the erpamlon jointr on the i7ilter Plant olearrrell roof m u

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A new rotor .as.nrbly wan Installed ia go. 2 notor-driven proaoss r t s r ptlnp 5x1 tho Rocllee m p Hotma. procara water p u q diaoharge lines =re fabrioatsd, snd a m to be btdled to relieve strain0 on p q amines iron the conxmoting plpe Jur-bindhg in the pumtp had owed seal The inboud boarkg uaa replaced. Jack. on

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New guket.m baing Lr utd led on tan ewtaahmm hi the Press Building element8 in a td led.All raddlee were repmired and lubrioated. Seation 6 of the rotary hearth hnmrcr .u mbrfoked, adna

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for the Taolation Building in the 2001T Area. Thm. ~ ~ e s ralack in amber of oasrhead oi rou it conduotors in the lC&B Routine monthly inspeations arrd operational checks of 230 and 13.8 K 7 oil oirauit breakers in *&e Loop Subrtations were cariducted, and progress mu d e on the 2roCraa of tigrtsning fiaramue on the 230 EV lice. Fence lighting f o r the Xn tke course of this w r k , additional .guyOn Anguat 5, o w of the B.P.X. Coulses-'Mlc?way ci rd tr relayed out due to oal Power "Y" Procedure fran 4x38 h.2. t o 7:41 8.2'- i n a l l 100 Areas, rims tfie fw ltu da fr cuf t oould aot be restored to service. Thir interruption wc ers it a tud the sstsblisbz~sntof CritiSewral outagor to small seatiom of tbs V ill nge distribution q.stem wre experienced during the elect rio al storm of Auguat lC-12. hrthor progmse n u r8de on replacing the end-balls of the 800 RP prooerr pup notors. me prograr m u oepplated in 10011)Area.

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wuipuat raprim ipohdodg lso tion of th. B Canyon & il ding rt.iah failed En0au80 o f water entering, and rhfoh u u rawaund, ( 2 ) A motor rtarter on the 25 E? mnin "upply fan of the B Concentration Building, in which one eonduotor burned open, Repair m a sad0 xi th out interruption of m y building function, (5)A uddfng d t a h intarlo& *ioh failed. The latter resulted in a near-eerioua in= jury, and 88y.b of i = pec tio w has been imtituted t o emure proper oondltion of tho interlocks, and prevent a recurrence. ( 1 ) A 2 EI3 rgfhtor motor in the Sarricr The spare osntrffugs instidlation l a the 9 Concentration 3uilding was CUB= All orfglnal csatr4%f'ugemotor controlm were moved from the lsolatioa A t the Yotar Repair nap i n 23LE ha, fourteerr is tag ral ET and tan fractfortrl B3 motors wen rewound of repaired duriag the aront21.

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Xo. of b i e r sBo, of orders Bo. of Orders on ~ anc i7/25/45 Cmpleted in Aqmt ox Hand 8/25/45

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A total of 2@ Unusual Inaidout Rmportr wre received, which eondsted ~ r € n l yof unloakd and open doors, rlndora and fflos; t raffia r fol rti cms ; m d gates for ornpLoyees of other dept b nen to,

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eoverlnq Riahland Vil hq e to pdt photography of any portion of the Villa P,e with tha exoeptfon of the 700 Arm, uns foaued on August 9. r pp lios anly to parsonrl purposes; txnw~eroirlusaqe of V ills ge photograph. rtill luquirea Arm Ehgizraer epprovrl. Acoess to Areaa Furpose of Visit Classified lJnclaesiPied

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o ooo ooo ooo omo ooo ooo alm3 doc( a loo ooo ooo do ooo a O+n

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‘--TOTALS 52 roz 23 ys 25 a 9 16 LO 364 432

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Sin00 the preva and rai ilo releases iniornfng the ju b lio of th nature of hsud8 of the operations, the k tio al Dopartmnt heMd more pmopla thrn in tho aut rho hr~tlworrier rad kara mer their hoalth t? rolntion t o the 8p00ir1~hrurd. of the job. oa tho p ~ r tof one of the Xndustrirl Qpiolms to o r k any fears, and t o uplr5.n th. nature of tho pr tio u lar real or baginarj illneas Won t!m oxaggsrrted fright. Zn only one inatan00 thua far have rn bean unable to 8rki a fy tho mployem tbt hi8 job rar o m Fn whioh he oould aontinuo work huh on. of thao ha8 raquirsd 8 sinoera effort

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Q tlu LrC reek of thr month, the water aotiviw boreamad by 165 Ln tne Area, tho aotirity rose frbm the nom1 value of 2.8 parsp/hr t o 4.4 iarop/)rr., pro bab v oanaeatsd with rurfaoe ourrents in the retantiax ponds that ean ouq tho aative -tor through the ponds in l o u a thux the noma1 holdup str ned to frll about one hour after shutdown and to rise within mem d ahall hours mer startup. These 0hant;ss rhould Zag about three t o four hours behind the amer oaanges. Also, on one rfiff in tlha 1CO-i? Curing this period, tha aotivity at tho Rotention 6ash outleC Contadnation of the fila Dtsoharn,e Area fha -porn, after diaohrrqe, normally rea4 about 50 nrep/hr, but i n one by an ilrrmtnupr ribbon adhering to tho ti moamued by .mbu8. rangad up t o 80 til s/ - O f fd,and tha bet;. o on td net ion to lOQ,OOO beu di8i1kagatiOn8/& Testa of hand ooPtuninatFoP wore ox to add tmebation u u found m d eotreokd. hul r rBI. ~Around a Vortiorl Safety Hod Beaaa ridlu to tha 0110dateatod uound tho $10 rod of tho Ppile now &mag b.rp. oi rlor and fast noPtrms, but tho d i n m i dosago-ntor bannd boon mwrsured duo to dUtSoulties of htrrpratation in m bdef in it. small aa-oss riot ion. Variations batreen about SO m r / b and 230 w / k Radiation in tho Cab ROOEM kor rl ndia tion of abou* 60 mrh was notiood i n tho arb ontranom room

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ia tho P pi10 dirohugo area during diroharga oprationr. to ui ro from mdirrtfon rarttorod mer ' antoring through a anall oraok not UIO tho orad 18 re8led. Thr uaount of oontednatfon i n the 200 Areas was greater than preriwaly thoro wore mjor r p i l l s of amduot roluti-n in tho T-Plant Conoentration Uouovor, thmte was no eritianao that Lam uaoar ~ s e dby tk.030 In thm &?hut Curyon, two aomr blooka vare removed from o d l 8-L while air rprcud throughout tho Canyon. kr, but Iaolatsd utro gam reading8 up t o 28 pump/br, u Ln tha Stair a m 1 1 0 r b r a 0arta.h currmnta of rlr aollectod the fbaeae boo- raasibly aorptaminated for the firs h th a,and the men in the oab had aw dur to olotning oont.minrti~a. a hill lifo of 7,s dyrr, indioating b-dry iodin. t o be tho actin agent. tilo radio olomaat at thio intrniity. &e orane aab gallery X h a dopositmi mterfal docrayed with Partial arrporati n of radio iodine Thmn n8s no orerex?orurs of persormol at this the, and tha extended work por itsy mt.ra urn raplaood bytho Emre rtrhgsnh bpeOia1 parmitr until Tha r.mplk?g proaaduro l a both oanyons uas rttatdod by th8 urul n&er of minor r pill r requiring eontlnued vlgilaaoe.

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ant abaorptfon aorfiiaient in air of the radiation. duo t o bhr probhar of urquirlag 8m ff loi ent ly rtrong 80uraa. Tho pro re at re sulk gave vorj low va1u.s for tha obrvrved otaor~y, oontrwj t o tha upooted direation of error. rhiolding pre di otl or ria ruoh that 0110 0111 rtato on17 the order of Tho theory of . The pra imt rtmtu8 of a 8pl-h a t tho tirno of sampling. i'he a ot url exposure t o tho operator Thore -8 no oorrs8ponding oxporurm on the Canasatration uf ldin 08 Early in tho month, the T-Plant Conoontratian Building rraa heavily aontm hato d in the PmdU 00118 due tomrk on the P-2 a mtr ff u ge. 300flg Pu w u rpread owr the floor at this timo. B-2 oentrifugm indioated ooncsntrationo above the to l sra blom l ~ ,w ith 8 top reading of 5.3 x l+/g woo. a r k in the 0011 presmnted hazard problamr durlng deoontamination. rir r.m ~ l ea t breathing heir,ht for e perron aizsloking thee items read found, and th. ooaosntratioa owra hamper of 1aunLered uti cls r aas ramk, the floor of the F-oell brloany had about 12Ll0,Ug Pu rgr-d over 250 8yuare foot. Tho ,"-a011 rentflator8 oroh had 7 p r g PU on the inride, Zwenty-*ight oontaminatod marks warm noted during the wook. following mok, a further leak ooaurrsd at tho flange on the F-2 t o 3-10 Jot at a tinu uhen pd n tors wore working Fn the v loin it y. ContPminatfon totaling WOOpg was tharoby rpraad rathar u ten a ivo ly over th. floor. on tha innor ii lter ~ . Five #maples near the Proteotivo olothing worn duriag Again in tha Of MI air samphs, oaly o m hdioated a temporary -oh of t b aontmination has acmb.n rowred, but in mmo rpots ' reo our re -8 hrd to printing the floor to hb ili zo tho produot until tima permit8

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SO.mrb, but at -8 regions with doug r rate a up to 1600 mr/hr are mcarriblo. aerk OQ tho fur md motor bearing6 undor theae oond-tiaar notnully %ma batrs8a 30 m d 60 nw. Orro amwho porfomed ruoh work, at tho T Plant,. op thrme ruacocrivm d y r rcrool~sda total o f U2r) mr. Air if on it orl q moaauremantr of tha filtered hood air ayat mind ioa ted no averago aon2roduot in the air therefore was L e e r thpa the tolarable 7ahd %t a l l 8 rhowed only oca pdm, and with 8 top valuo of 1.6 x l P l $ ~doe. Conoentrati a o f Item. or Con ~a3i::ati u n P9unt.i 1540 -11 itom were dao no~itored, of anid 290 required add it i - n d attanti.311. 1580 1p1.ut e a t # 19 the building iaoludod 54 poaitirm re8ufta. spill ai m o Ch.n an0 darogrmr, traokad about. Abaut 12LW 8 h m a 1t.2'0 Elonitorsd, and oont&d.:Aation 1118 ently an wid burn, -oh n a brokon in doo on td ~ ation. Several nicrograPP. of produah wore hmlvod, of which lpg was left on the fhger over night sin- it aould not ba remo d by normal, praaoduros at thot tho, no appum rbr or pt lon of produot over night, and the bmhas of the oon- -..ation u u ruaoosmfully ramored on tho following day. The hi&h.rt oontrminrtion wur 1888 than 0.2Fg.

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Tho r-1 of the blornr fm In tha R o r r Building restored tho rt=lorphmrio oaaomntration of -tal duet t o tho pre riolu8ooo p tab hl mola. Very ooaaurioarl t-8 of local oonoontration around the ex trud u nere notod. h Thare 11u no o on tm in at ioa atrong enou@ tobe dotoatcad ~y a Sandy bstru - moat. Of about 220 --a, 53 g a ~ spositive rorulta. A i r ramplaa i3d3oariot Yaohino Shon T t U naofrlning of aotive sample8 in the speofal anohins akmp w a r suspended m a olosa to the tolerable llnrit. The equipmsnt WM quite active after the rub8squent oanpletlon of theso operation., and extenaive clc!an-up Sixty-six tus plea of well water ware aolltmt,d and analyrcsd. Tho alphapartial. oontsminrtion of Roll8 #1 m d $2 Ln the 3CO arm remained at about tho lov m ln reported before, rith Roll 32 showing betwoen 20 and 30 Roll if1 ua8 ahst frme from a on td nat ioa by the end of thfr poriod. Bpring $13 on &nay iilll, and Itanah 913 uontinuod t o give low but poritire oontanizacion rith a pooulior haw life of about four t o fir0 days. Othor ham born oba om d in tha ntor. *ha affeot h both thr wall and the aping ha8 been ths and h a 8hom # o m oorrolation with thr grotand w ntr mi nation by staok funel). -tar i n th. soo Area oontpinai 10-13 curia 1131 pmr 00. the origin of tha oontrmination La boing oontinued. Tha the - vu lat lm of the mgnituda ai Thirty-tno ramplea o f river water wore testea; the eiat whian gave positive

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Tham -8 again no fmdt.ig amribable to rauiat;on, axid this ana o …