Hanford Engineer Works Monthly Report - May 1946 (Delted)

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THIS DOCUMENT HAS BEEN SCANNED AND IS STORED O N THE OPTICAL DISK DRIVE

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Tho UM-3 rod 10th) Areas onenrtod at powt levolr of 350 W and 200 :IY trrpoctiwly. Eo m u d conditions -re omorlencmd. Schohled outam for m%aldfrabrga *a taken in each ame. rice i n 1001) Ama on 3fv 6 a n n 10&D Are8 on jrsJ 7 and 23. Srprmtions plaat operations vofo adhsted t o metal dlrcbsrga scheduler Buildimp and tho 1w. mmber worn dolivered i n n tlw Isolation 3uiltiing. Hlnar difficult iso were encountered, with M abnom1 preu la ik te maltiag from tho masonc. of ~,hOr~horioacid in the ni trio acid mulg. Tha nlmf fore0 doerearnod by 13 froa tb. monthly toll and 115 f r o m tho woklp roll to a total fore. a t mntbend of 4390. Qi x tp four hrrgss were started t bro qh the Canyon Srfoty porforarrra aontinwd quits satirfaetory throqhout tho month, with

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' 2 0 Completion of Assignmanti Hodiad * l o Roaignati on

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Date of Outaw Outem Caused - Soheduled Metal Disohsrrqs Other Causes Unaoheduled Ot it aw (!fours) available Par oontinud study of graphite and 3880 were diaoharged and rsoharpd with

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toname, and t b nfnoh motor on vwrtioal rod Ho. aru replauod for tho uamo XUUOLL. no. 3 fan e a r bur- were replaood, and Nor. 3 md 6 fan motom were izxterohaaged t o squrilizo elearauaer betmoan thm rotor and atator of oaah motor. At B pilo the o i l in the )lYdraulb ry8tom war ahrnged wbsn it tu found that tho Tooting of mrtioal rod thimble8 at B, D and P p i l e s w8s onmpletsd during the amnth and a l l t h h 8 are now apparently in good maohmfoal ooniition. hrhg the mnth the m w perfsoope, originally fnbrioatod for use at3 pile, ~ a r kutalled in the cab a t D pile. Fourtoea o r i f b o s of 0.100 inoh dimmter v8re installed in tb poison and bismuth loaded tuber at D t o '001uerp1)mbr. mlmr were installed pnd p hodder test. A t B pile new airaotustsd 3rd safety devlee tho first mek of June. At Bpile poxmane& bnoh mrka for k e n eatublishod and barro readingr taken on tho front, mar, bomb e a for the front and rear of tho I) m dF piles ham for all pihe d&g I and far ride. Similar also been establishedo

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Borimmtal rad thiarbhr a080 2 alld 9 at Bpile, IOOPOdo At Bpi lo no abn odi tier were found. boresoope examimtioa of the found to be in good acndition. a d 30. 2atF pile were borb of a l i g h t abruiea of rod .nd thimble near the front end, but waa in satisfaatory Tho oondition of the ohinook salmon held in undiluted area effluent Rater and in dilutions up to om part effluent toten put8 river water oontinuee t o be very poor. bavy mortalitlor and s l o r growth ooour in these groups of firh. Althoughthe fish kz Trough8 NO80 7 and 8, one put effluont t o ten past8 rimr tha firh mom prtbuhrlg sun o qt i bh to diaerso a d them is a great oariation in the s i t . and oondition of the fish in the80 lots. In ot.her troughs, when, the effluont -tor i r dilutod with fiPty or more parts of river water, the mortality 8nd growth of thm fish i r nawh the same a8 that of the oontrol f i r h king held ia stsri @ t rivur wator. ities in the varisur troughs sime tho Iota were reduood in numbor on Fob- =, and indioatea the rslrtivu ria0 of tho fish at tho present t h o from the origW stook of egg8 hrtahd in the80 troughs, The following table rumnrises the mortal-

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'PIar Chip Eboovery Yield omj CUI follm8 $ Yield 1 To Data To Data To Date $ of Total Canned Te Date

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* A total of f382slugs dieh were rejeoted for high tin oontent of tha Canning Bath on Lhy 16, and b y 17, 1916, aooounted for 5.d of t h i s itme analysis of the C a m b g b8thr showed that the tin oostent m8 beyond maximum limits for one CII.lnfnr lfne on both the days mentioned above. during these tu0 days were rejeoted and r 8 n t t o ~saovbry. e~oesaivwtin aarrpover t o the C a &th aas attributed t o low ooppsr oontent Or the Bromo bathe Reo or s ry Operation The slugs oanned on this line The oause of thm Autoolaw re j sots mre as fol lmr The 'As Reasivmd" quality of oanr, aaps and sleeves =ere as follows: Two shipments of Boss type oaps had approximately lk% rejeotion due t o mrfaae running 2% or leaae Random samples w e r e inspeoted from later shipments with total rsjeots This unit operated 6 eigh+hour days, nking 85 routine tests on uranium slugs.

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r ktp four were prooersed through the Canoeatration Build hp. batohes mors delivered by the Isolation Staildine;. SufPioient prwoamd metal with 60 day oooling period RIM roheduled t o the B Plant so that age of =tal would not liplit the rata of operation. tirab oyole for the month w u 17.5 hours. T Plnnt prooesred the mvailrbls ;netal batoher beoawe of batah rise lh it rti on r remilted from thia unbdanoe bstnwn area6 and m a rsaorked in three 8poial reoyule Satohea in the T Conoentration started i n tho Canyon Building8 during th. month aad The avamgo prity m a 98.d. "sxossr reoyale ahioh oould not be added t o saheduhd T Plant Ifumber af oha.r,sr atarted hmber of ahargea oaarpleted 41 For oompleted oharqer : Peraentage of starting produot i n w~uter Peraentage of starting godwt moovsredr Cumdative to date 94.9 ?eroentags of starting product aooounted for:

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5 of Iwomiag Produat Prepared for ate rial Average for this month Awmp for laat molrth Ave rpg e to drto Both the B and T Conoentntioa Buildings erperienoed prooess diff iau lt i as betaause of a for sip preoipitatm in the pmduot solution for delivery to the I8ohtbn Buildhg. b preoipikte m8 identifird ab a phorphate due t o ths prerenoo of pho8phorfo aaid introdmoed at the tims phoaphoria wid t.nk o a r s mm unloaded and the w i d tank farm headers -re tanporarlbj emsmonnwtad to add a snrll qupntity of d t z d o mid (a8 a oorrosion inhibitor) to the phosphoric mid. quantity of phorphorio aoid antering the ni trio mid header waa very snrall. htaheu ham boon suo aes s ~ l yreproaessed h the conc3t ration auildinq snd Batoh &+3' 30 d.11 be reproaaaaed In the tame mnner. tho phosphorfa aoid rtorage tanks t o premnt reaurrenae of euoh inoidents. 2%. lar;;. differsnoe (lo&%) in the peroont o f produet go- to mate this month in the T and B Plants is ths aumulative effeot o f three oonditiona. the ni trio aoid ured to dissolve the final 1The phoaphorio m i d is believed to hrvm been In both ear88 the The produotion tert to erplmte the reduation in potassium hydroxide quantity in Cell F m a ;.Jcuctially in force in T Tlant. Tield saving on The long standing differerne (0.9) in Frformanoe or' the Cell 3 product sepvdtiona, zhioh has rsoeived mah oomment in L&eee a.?d Teahniaal mile tha 10 gallon skimming in Sootion 13 has lowered tha 'P Canyon d e a o n w - nation faetora: (log) bel- 5.0, the radiation levels in the oeUa w e no highat than those expsrienoed when 5 day mota3 oooling YM in fora0 and deuontadnat i o n faatom through tho Conosntretion -ding rennin high at 7.43. oestrifuge in Seotion 13 of D Tlant has wrnrnent r k k r stops xhioh premnt akixwning ta 10 OM. A centrifuge whioh € m u been modified and tun-p in aatioipation af sk*r failure haa boon sobadded f o r installation earl./. b h e 80 thaCB Plant m y realize the pmduat saving.

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The rany effortr during the pat year t o disoovsr pmaearr reason8 fora 0.55 diphrsnao in the waste Ioaser f r o m the fluoride p-oduot p-eoipitation in Call 3 of t b o Connantrdion Buildings lam led t o the belief that an obeaure msohmieal defeat in tho B Plant oentrifugo i r responsible for the hi&er losees. milo that whins oppemrr t o be giving araellent meohaniool prfornenae, tests pnd mplwemsnts of a number of parts a m being made and Iapre oentrifuge is being aamfully assembled as a l?9ph~M!mn"t should t.bse masurea fail. operation8 in the hob tion Building wem gens d ly88ti rfa ut or ~during tho Batoh Taw 2' l o f t a large quantity of phosphate pwoipitata on the first filter (b-1) cell 2. '&is prsoipitrte, whioh aerriod half of tho produot in the batah, RI suooersfully slurried off for rework in the Conaentration Building u noted slrrlier in +Air rsport. Tha delivery line from the o entr if u geto the ortah tank and the oatoh tank e t line in CellS OP tha T Conoontretion Suilding =re rsplaeed bsoause a. lerjha whioh had developed in tha vioinity d! weld80 A chok do in the T ?lant indioatod that thoro a m leaks t o the oall sewer syskmr from the hating aud oooling jaakots of 11 vaese18. ranging from 150 t o lm pounds of -tor per hour, are believed t o develop in rtaialeso Sc-1 n l d r from the vlbrstion of steam haumumr Ails heaths. 3i,$t o P t h versels w in looations whom radiation lemls grohibit mpair, snd rep- of &a vsrsel -odd b mee a arj should the mater laaka59 boon 'phs still aoltrnn and oondsnser i n Cell 4 of tho Isolation Biiilding =ere r e plaaed beeruse of leaks that developed in the vio in it y or" staiialsss ateel An experbntal installation of an ioniration ahamber adjaoent t o * 0 first epole wasto line in the c .uhrto ~ r s ah~ b.en ru oo ess i ~ l yused to 3x~w.wetie t b required for thir line t o drain following the jetting of weate from the 3 C.rryw.Dnia ~ g etims a m oonmistent and the reoord for eaoh babh ir being followed olollely 80 tht prenqtt oomwtivu aotion o m bo taken in the emnt that a rO8tdOtiOn of flow ir iadioatmd. A tbnaoaouple attrohad to thi8 line a t the 8ame point h.r permitted temperature abuuremrats. D o s i p 'ham bsen oompleted on tha barb of thmae rsrultr for the installation of ionization ~hambsrsand indfaathg thmumeters on the mining tie lines betwsen the 3 and Cad the

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Eight pCi vs prsdissolvine; Poreoastr were Purniahed to the T and 3 ? lata, axi fourteen high wind ami thunderstorm wards gsm e issued t o the Sleatrfad General .Ssather a ditions for tb month are shown i n the follow^ tauet Yinimum air tauperutare (4 feat) Hum bet of days preoipitatian, ooourred Ember of days f6g oaouxred Greatest duration of prsaipitation

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mquirr the highest t h e o f Cell 8 (T Plant) in of tho pm ip it ate in tho

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!Ria Pmr Dep.rtmsxt iatoe uam redwed approximately 1.6 due to transfirs system and ths export line t o tho 3fle Building. up ai per sure in the export lines ft or drafdrrg for repairs and is similar to the srraaganent in the other amaa. Rubb- of n soot bloner element cauaed the Pnfl?ve cd a boiler tube in ?lo. 1 bdfler in 9. 'Ere tube was rsnmd and the openhgs blanked at the stem and The emsrgenoy Wbo-genoraSar i n 9 has been plaoed on maad oontrol in order t o amid 8uddea.o~rloadingof tho one boiler in semhe, ahould an eleetriual power failure ocuur. the Filter Plants of I) and F Areas, without affeotfng the nore impartant pro0088 puarg matbra. Ilu, affeoted nutora were inmediately rebrzed CVO service.

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Approximately 160 feet at new u)" pipe m a f n ~ t a i l ~ dfn the Sanitary water 1fns almg Stevens Drive mar b e Boulewrd. weldad pipe which failed in demioe. This replacer light weight apfral The well fleld -8 flooded 'Ay 17 in order t o replenish the dh in i shing under- "he outride eontractor ranovsd 24,500 gallons of digested sludge fron the

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(April 26 tkaugh Xay 25, Xnufuaivs) Flltered aster to Pir eQ Sanitary Chlorine Used in Tirter Treatmezrt Lime Used in X ater Treat ant Carbon Used in -ater Treetmentr

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Steam Generated Total x Ib. Sanitary and Fire Syatem (1100) Total Tr or ted Treated Per Day

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The 10080 W,16 and 35 w rtica l khiable8 intb D Pile Unit wure reccheoked far leaks, after a new t y p rubber s e d far the rod guider -8 i~tslled. Testa in the B ale Ilnit, r h h h ha8 been jut reoently imtalled, was removed &om the unit so tbt tb Teohnioal Department aould observe the condition of th4 Harfrwtal rods No. 2ad Bo. 9 -re rmared from the B Pile Unit to pmit baromoping a i the thtnbba. In conjunntion with the work tho Teahnical Depertaont is doing, as poi al br s cbt t ha8 been installed an the BP lle Unit to support a transit in a rigid po8itfon i o that the side rntmment of the hai ion tal water tubes can be mea81vd. fn th D Rle Ruilding, r l l vertioal rod nincher mere given a visual i.?spction urd routine adjustments and ai1 smnpler w e r e taken. the extent of mar and its seohrtnfoal omdition. in ths vsrtloal smfety rod winoher and th. horizontal rod acsumulator system in It is planned to oompletely disrsrremble t h i s unit to deternine The uouth guide rail on Del mt or in the DP lle Building ia s;t.sonlzg excersivs wow met entire length of the guide. A CXrmgLta inspeation Kill be =de during

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In ths P Pile Building, all horfronkal rods were inspeoted for soratchat and evidemea of rubbing. through tfie w a l l betwuea the inner and outer oontrol rad rmma m d waa Yealigned t o oarreot this. Rod 30. 2 mu faund to be rubbing i n the thimble The ather rad8 =re bund t o be in sod condition. Ihrring a rattine tzmpsotioa, the aped rsduoar on the lo.6 llefrigsratfon Unit ia 0 Refrigeration Plau% waa found to ?m hoaklng. Upon inepeotlon, it m a -7kr the B Parrer buse 30. 3 and 4boilers were oanpletaly aerhaqled aud put tube from Yo. 1 boilor cmd plug the hole in the drum6 by rolling iU t u b e h …