On Site Rad-Safe Support, Shot Boltzmann (Operation Plumbbob)

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY On Site Rad-Safe Supjont REIKCLDS ELECTRICAL & CO. Radiological Safety Division The contents of this folder are original docunents. If you wish copies, please return entire folder to a file clerk who ‘ will copy the specific items for you. PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY ->rl Cerom fextd. Ochenck Con cnts on Poltsiaunn Pounits Ipncrnllj spocJdn^, in looking ever the data sh.-evs obtained iron ! oIter.arm I think perhaps we can establish sone procedure dor rep or ting results for the balfence of the shots: (a) Use our old forrs for reporting both alpha, and beta results. Kovn-vor, tl.e Public health "e-rice fora should be used as a work fora to show factors for converting beta activity to nddcollection tin, etc. no alpha ceterainations need be shown resort for-, co. .-.If:tea beta work sheet should be attached to th rcrults. However use the Public Health Service forn> or a reasonable facsimile thereof, to show conversion factor to tine (a) Use old fora to show alpha results onli’- (b) Use US1HS fora, or one sirilur to it, to slow ' eta (a) dince these axe orlyr qualitative and perhaps semiquantitative at host, roport these directly interna of d/rv ft^. (a) The only tine v:e will need to po iitc be in. aar sairles, noa c swipes iand water samnios; as for use whole numbers. PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY (a) _how results with vdndow of HX-5 open and closed. lie. In ^ost cases coil log — rather than linear — graph paper ' hould be utilised. 8) The data sheets submitted for approval and legible since they will rcrain in AEC files very veil be tliat these data sheets will be clo permanently. It could tly scrutinised in the PRIVACY ACT MATERIAL REMOVED

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY jiOLTZM/Jiii v:£3 £ 500 foot tcv.or shot dttoneted at 0455 on llay 28, 1957 1957 £iid proceeded on. a i-rc-deieviiin. d courao over /n'ea 7 at 25 feet points could not bo identified rr.d the helicopter returned ccntar:ineJ-'-do ms rotor area measured 200 ::r/ir grrra but the general centuminat’-Oil the 1 r/hr level at 0718, completing its readings in Area 7 at 0/49. The helicopter then made a run error other test areas to clotemino Intensi ties ct points of interest. The vc: .iclc-borne ir it.ial survey team consisted of the Branch Leader, 0510 on llay 28, 1557 these teams oopaited tlarcagh tlas security road The north Hercury !iig:..Mj' survey t-tan encauntered ocrtarii f-','un f 10 t.irnod back and attempted to bypass vhe contariraiion by <Ietcui*ing crar the road leading north from‘Area 2 across road, bvi the sane contari'/'tion advice from Bad-Safe Control, the patrol returned to ?ad-Safo Bai-l ibig for further instructions. The initial sui’vey party proceeded to /nea 7 and completed its initi/1 IDO nr/hr levels v;aro established, sera of these monitoring tears pro ceeded to sur'/cy the other test areas, Areas 1, 4, and 2 v.vra fo'.-wd free of contamination but Jraas 9 and 12 were contrninctod: access rotirs in Axe as 9 and 12 %,'ore than barricaded with radiation signs. PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY LLa 11111 junction on tho ra:\n eaccsv load .'! Into Ai a a 7 for* the pur pose of controlling entries‘into the contaminated area, Iris chock sta At C730 hours on llay 23} 1957 a ilarV-Safe check station van established on to ccnccarlaation in Areas 9 and 20.- and .*rea 13 traffic frera station j"353 to etc cion 7-*3.ro and over Pappose So Hires to Project Ulc3 Satc'ia Corporation Ho to observation points in CP area Stand by m.iruLtors vreie tillsed to support; non-acheduled events. Cn pay 2f', 1557 one monitor v.-as cispntvhoc to Pens !;cb end trro monitors to Jackass Pints to check those areas; .10 significant radieticn vms and ICO nr/hr signs. Plotting and Briefing paa-ticipation involved operation of the Rad-Safe conrunications net, plotting of survey data, briefing of parties desiring to enter contaminated areas, and issuing of area access permits. Plotting section plotted data for thu cn-sits contirdnation survey’s, invclirLr.g 13 criminal c/crlaTs and 39 duplicates for display in various One plotter res furnished to the Atonic Energy Conaiesion Test lanager’s Fad-Cafe Acrisor to plot cloud-tracking date for the Civil Aeronautics A secondary plotting facility vras operated in Building CP .(*1 cn lay 28, Briefings vrere conducted and area acicss porvits were iayued to each party a. 28 lay - 15 scheduled paroles from 13 projects (52 persons) PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY deocntanination stations at Area 13 and at C? f/6. 3. ilt the decontamination station in Ai'oa 13 tie follaving itsrrs trero decon 17 air filter frames 1 steam cleaner with trailer 1 tornado vacuum cleaner 1 electric air cooler 2 gas mask coders 35 pairs of shoes Ihinber and lype of ~h.terial 2 benes gracs pads 1 bom retal scraps 10 homes soil sarmies 3. A 3‘S curie Co^ senre.o f.ais loaned to Program 2,8 personnel for calibra PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY Area 13 7.5 X xox II xf 23 hours 3. Fallout trap's surro’aadlng the shot area at an average dietauce of fi'v^e idles indicated no settled alpha activity. 'fhe only sirnificant genra radiaticn levels due to fallout in populated Surveys in clean vrorh areas and living areas in Carp iiircury and the C? area indicated no spread of contardi'.ation to these rorcas. The counting laboratory processed the following sanplcs: ii Viator sanples lt Ko cattle were observed vrithin tho site. 2. A total of lot nose swipes were collected. Results indicated no inter 3. Eight Reynolds Electrical and Engineering Co., Inc. laborers worked three days in full protective clothing erecting a fence on the south sido of tho conteccinated area from grid 23-29 sast to grid 22>~h$. PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY 10 Hourly Health and Safety leeturcs were given at the Security iV.iilding each day to 113x1 Hevada Test Site personnel. 2d Rad-Safe laboratoiy counting rooei v'em chocked to insure accuiucy. 1^ * A Had-Safe indoctrination lecture given to a group of fourteen North A tl an tic Treaty Organisation Obcomaro in their Observer Area just prior to shot BOLT 2 HANK, A Rad-Safe initial survey rap ?;as developed in the 1 Observer Area for the benefit of these Observers after the shot« They i7c re then escorted to the 10 ray nr line after the detonation and given a briefing cn fallout and use of instrur-SUts. Security Force personnel at the Security Building, ’ ovsly trained Dopartuont of Defense nonitors and ton Feds ml Ssr6. A dialsmceous earth sru-clun was evaluated as to rhiclding effective ness at the rcoueat of the '--ealth and Safety Office, and a report of tie findings was c cur tied and forwarded to the Division Office. 6. A list of Rad-Safe literature to fcs obtained arid used in the Division Library was compiled and f or-.-urded to the Division Office. Logistics support was provided for the first nuclear detonation in the Plurfcbob Seri.ss as foliaws j a. Protective clothing, materials, and supplies ware issued to b. Tiiero ivore 371 ps-irs of coveralls issued. c. There were 653 pairs of booties issued. d. There ware 0?7 pieces of other clothing and 5hP miscellaneous a, Thera vrero $62 respiratory devices issued. f. The laundry facility processed 112li pieces of clothing, g. The stock and issua facilities at the Rhd-Safg Building remained open on a ferenty-four hear basis, A Source Control li-np Coda was typed fer the Special Assignments Branch, Clerical assistance was provided in the typing of reports end r sac ran duns PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY Ip sired Received Drocossad and Ii.epo. Date Issued Raeeived PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY T,» 5. Atonic Tnarty Comission RISCO rad-fafe will provide to these helioopier creva Area 7 nans on vhich haa hecn plotted the tc.”t stations vhore radiolo icnl infer;lation is required, aa desirnated ever te st points vie re raiiolorical survey date is re one dry ran ever the selected route eubceq.-.ent to 1^10 otherwise ty the Test director, one helicopter carrying crow and fad- rfe aonitor will toko off frof. C.P. J^iiPRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY Ticlicoptsr vt.11 proceed to /,roa 7 j racTtcrr if posrible, to to dotemlne cenernl rr to C# helicopter pad, z. One: helicopter and crew and one Had-tafo monitor vill stand by at C."*, liGllcoptor pad to accorplish above nlssion in case first ielicopter aborts. Vehicle-bo me radiological survey south of the Test ''lre‘ctor, s read with vebiclr- s in the follovin o or les vill be asserablod just ier fmn nurth to souths (3) Vehicle 3 - Monitor Team 1, Team 1 (5) Vehicle 5 - Monitor Toon V, Team 2 (6) Vehicle C - horth Run no niter tonn (7) Vehicle 7 - Security personnel, ftation U03 {8) Vehicle g - Security personnel, station 395 (?) Vehicle 9 — fenior monitor. Team 2| with chock branch] with check station fenerator b. At H plus 1$ minutes, unless tine is designated otherwise by tho Test director, the ?-'>ovc! vehicles vill proceed northward through tho road block, c. Vehicle 1 will establish a ienporary check station on tia Rain access route into Area 7, and fron there will control the radiolo.pical o irvey operctions. PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY Vehicle3 2, 3, h, and £ vill proceed on desi jiatci routes of monitoring mlc-uion?# Tohicles end deans es requli'ed vill rnru&n at the check station for re survey vork and r:=utfno chiock ptntion operations, tlien vehicles end leans Lro roleased by ilia senior monitor, they vill return to rede. vehicle 6 vill proceed northward dong Lercury IGLghwey «nd vill raonitor this rvato as r;;r rs Area 13, reporting via radio to lotting and Briefing Branch airjr coatsninntion en countered, If team encounters coni. rin«tion in encosa cf ID nr/Jn*, it vill retreat instructions. This team vill rcn~in at Area 13 for routine missions an directed, f, Vehicles 7 end 3 vill proceed behind vehicle 6 until they Vehicle 9 vill proceed to the main access road into Area 7 end vill establish a standard check station as directed, Senior monitor vill report vhen check station is operational. Vehicle 19 vill follcv vehicle ~J vehicle og-orutcr vill de tach t^3 generator trailer and cssict f c cerior monitor in establishing the check station, *la'n chock rtetion is operational, vehicle 10 vill return to Bad-rafo Biuildlng f,r, PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY b. The personnel listed in Pararraph 2 bo clftarod for parses c« The helicopter flicht indicated in Parapraph 1 be coordinated with other air operations* d. Tho vehicle operations indicated in ~ara;raph 2 be coordinated with otb r early entry operations* e. Appropriate road epneo south of tT.e Tost Tiroctor’s road block on Kercury y be reoervrd for the above vehicles fron H ORIGINAL SIGNED By fpccinl Assifpnents Iranch (1) PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY Event Project , Party Party Purpose Number Time of Time in Area P Members of Number Leader Monitor of Entry in Party Entry Area Station Party tr an suit ter

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY Event Project Party of Entry in Party BOLTZMANN 9.1 Onerate photo Time of Time in Area t .Members of Entry Area> Station Party PRIVACY ACT MATERIAL REMOVED sest AVAILABLE COPY my-

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY to fit narrncl vrark hours, r.here these activities involve other brandies# responsible Lrarxh Loader will cooroinato andtr supsjvision of ctlvitieo will participate tut helicop t a dreos r*i.e iio l after 15X hours, PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY SIPJ'OCT: Plotting & Briefing Branch B0LTZKAI5N Shot Report: On Kay 3, 1957* the Plotting and Briefing Branch started plan ing and training for Shot BOLTZMANN, The device s detonated at 0455 hours, 28 J^ay 1957 in ar^a 7, The survey parties, after briefing, vrera dispatched fron the.p^-.d—at 0510 hours to begin the initial survey of area 7* The survey team made contact with the 10 mr/hr line at 0534 hours, and completed the survey at 06l6 hours* R-Kcur was declared Hie helicopter siirvey team made a pre-detemined run over area 7 at 25feet and made contact with the 1 E^hir line at O7I8 hours. Last ''6'fc contact over area 7 was made at 0749 hours. The helicopter team made a - run over other areas to determine intensities of points of interest, On 28 Bay 1957* 15 parties from 13 projects consisting of 62 personnel were briefed on the radiological situation and were dispatched in accordance with the Test Directors, Schedule of Events. Re—surveys of the contaminated area were conducted at 1300 hours on D—Day; 0500 hours on 29 Kay; and at 1300 hours on 4 June 1957* The following parties were briefed for entry into the BOLTZKAIIN area; on 29 Kay 1957* 18 parties consisting of 57 personnel; on 30 Kay 1957* 48 parties consisting of 170 personnel; on 31 Kay 1957* 97 parties consisting of 308 personnel; on June 1, 1957* 91 parties consisting of 275 personnel. PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY

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PRIVACY ACT MATERIAL REMOVED BEST AVAILABLE COPY SUBJECT, Gcnsral !Monitoring Branch BOLTXKANN Shot Report: General Monitoring Branch participation during the BOLTZMANN Shot con sisted of the Initial Survey Crew, party monitors, helicopter monitoring For Shot BOLTZMANN the initial survey party consisted of the Branch Leader, two senior monitors and eight monitors, composing four teams. Fifteen minutes after the shot, at 0510 hours, Hay 28, 1957^ The initial survey party and one road patrol team d eparted through the security road block for their area. The north run patrol encountered contamination on the Mercury Highway at approximately 1.3 miles north of C-3 stake. 10 mr/hr and 100 mr/hr Access was attempted through the road leading north from area 2 access road but there again the same contamination levels were encountered. The north run patrol, on advice from Rad-Safe control, returned to C.P. # 2 …