Korean War Project USMC-00122553
1ST MARINE DIVISION - SPECIAL REPORT - TYPE C - 1ST ENG BN - 1ST TANK BN - 3 SEPTEMBER 1951
Korean War
Korean War Project Record: USMC-1184
CD: 15
United States Marine Corps History Division
Quantico, Virginia
Records: United States Marine Corps
Unit Name: 1st Marine Division
Depository: National Archives and Records Administration
Location: College Park, Maryland
Editor: Hal Barker
Korean War Project
P.O. Box 180190
Dallas, TX 75218-0190
http://www.koreanwar.org DECLA_SSIFTF.D Korean War Project USMC-00122554
Oo'T I!! / H01lt• :. R~~:· !nit Pate '~· ;sees !Date irnn !"~;:- in.o: In1t Date ,. Date lrn1t I"~:: •· Asst CMG I I Admi,.; :: Mil secy j j ;ions \Legal Alde ' ' I AdmJ.nistrat 5ve I AAA G/M · /Av1at1on . . '!!: Cml fH1stc·r1oa1 \ ! · :ion Naval ~u•u ••·• \
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'R• Publications : R• Trng Dept Artillerv j Women ., VlVl,ilON 0>' f).Ai 1 r v.· l.'-' .. Exec ! v. I : Gen "' ,, 1 v' Motor Trans . ' A&R ·.u...· P.dmin & Stat
_Off Per s F 1 ____ .ApJ.:rova l Inf'ormat ion __Corq: l j a nee Recommendati0n Hetul'n ______Preparation letter DECLASSIFTF.D DECL/~SSIFTF.D Korean War Project USMC-00122555 i. " 0699/9'1!5 C;;;;;;;rndi.ng Qwlere.l, Zleet li!.i.rill.& :ro:r-oe., Paoitic o--~~'i"iAe~·t ot t.b.e Marin;; Ocr¥= S'J.bj: lo The problems in mine wartare now being 8DCOuntered tiT the let Marine Division are considered ind1cati 1'e ot probleDUI that will be encountered to an even greater degree i~. event of eontl:i.et w.i.th a major power possessing a bi&h mine warre.ru potential. Curren~ m.v~hed.;; for mine detection and rtiiiiOval ar-a iu.a.de~quatG 1 and a.e indicate-! in the baaio correspou.denue, are r...,;,a ... :J.n.s: empl.o.r~e.nt ot ~'""'m.O!": ~..B lo~ a.$ ' mine detection and. remo ¥::::.2. must be partclnn~ by exposed perso!l!lel uains laborl.ou.e !l.alld In.9thod~.; the use o:!' e.m.or in its primary role as a sb.oc;l£: ~l~~nt ! s severa1y lim!tedo W!:t:!.le the aotion ot the let MArine Division !n attamptina to devise locally measures tor mine re moval !!! commendable, it is considered t;ha.t the problem is ot such scope as to warrant ~11 employment ot J~esearol:l and devel.opment agenciea. 2. In prepar1118 speci:rio co!lllllents on m:i.ne detection and ruworai, ti:i.i;; headquarters is restricted throUgh abswwe ot illfo:rmation pa~:;.ainill& to research prog:rw:n.a 1:u tliis fi6ld. It irJ raco.zm~e.n.ded the.t Ree..!quart*rs. u. s. Marine Oo • .lls prepare a teeh.IU.eal 1tulletin on the ~ubj3ct fo-.c ptJ.be lioation to tho Fleet 14ari.n.e :foro&: !-~o1~ or..ly w1 1_!_ this :!.ntormatioa by b~~ng field uni ta up to '!-:.t35 b'l.lt develo~ent! mAY be a.ooelere:t.a. ii"JJ.pplam&ntar.; t:teld. experimentation as ind1cate0. in the baaio oorres pc~..:aenoe., Lfi~. C. :. ·ltJ'Hl~ U; Copy to: ., ..., §lfeti&J: .... \~ -"'· '-SEcR&T J /-. r ~ ... ..: DECLASSIFIED DECLASSIFIED Korean War Project USMC-00122556 }I .....-- '"' - . SECH~T ("""""""" AI a TEAR 1• tt l~. _ Headquarters JiiUIIm Jf1E1111 IE.IIsst Harine Division (Reinf) FHF 5/edt ' II® Dill ~2Qttl c/o Fleet Post Office Al2 San Francisco, California Ser: ()OJ7'1(8)-sl . 3 SEP 1951 From: Commanding General To: Commandant of the l-tarine Corps Via: Commandint; General, Fleet Marine Force, Pacific Subj: Type "C" Special Reports, submission of Enol: (1) Type "C" Special Report, Period 28 lfuy - 15 July, Mine Removal Operations, 1st Engineer Battalion (2) Type "C" Historical Report, period 31 May - 15 June 1951, 1st Tank Battalion 1. Enclosures (1) end (2) are apecl.al reports prepared by the tank and engineer units of this Division on the su'bject of ex perience w1 th enemy mines, their detection and removal. z. During the period covered by the enclosures, enemy forces_l. engaged with the 1st Har1ne Division employed !:linea extensively 1 and with great effect. The Division has undertaken contihuous l study of the practical aspects of the problem including the 1 fabrication of special devices and the employment of experi- I mental techniques. As will be discerned fror:1 the contents of J the enclosures, progress to date has not been encouraging. In- · j tensive investigation w1 11 continue and will be accompanied by 1 reports of progress. 1 i ! I 1 i I i l SECRET 1tSOOS . ·~ ·-r. •'· DECLASSIFIED DECLA_SSIFTF.D Korean War Project USMC-00122557 : JVK/ ji•Ji CO IJF l DiE.~ l'J.iU. 1-Il?J\DQUJLBT EiiS 1 Ft'l 1 SNnii,iS~~H BAtr:·ALIOh Al2 1ST MARINE DIVIt>:W,,, FlW cio f'L.s,:T FuST OFFICE Sai:J FRAr~CISCV, CA.LIFCR:::ui From: Coti"i!unnd.lne; Officer To: Com~:cndafit of the MRrine nor~a Vii'.: (1) Cowiifi!l6inf. lieneral, lst harine Division (2) Comr:.nndinv r.eneral, F:(.eet l'lia.r1ne Force, Pacific Subj: Tj"~Je iic,; 3Declal Re9ort, Period 2d 1'-:ay-15 Jt~.ly, l~iine .H.er~1ove..l Opura tlons, Subalission of~ Ref: (~-~) D.ivlclon l. .-l;r~cral Order 1:urnber ~9~ ( u) ~~1-·I~Pnc OP.neral C::r·d€1' ~·Ju~1Jber 21 ~ (c) ParB.fT'El')h 11401, Marine Corns lf.nnua1. Ncns: KCJRlcJ\. AL:3 L?01 l:oO,UGO ucl: (l) E.i.t~e :t.c:n~oval O~c~.:.-rlet,y (:..::) ·~il::c(,uf -~ (;J) ?l:otog;re:ohs 't-!i th E..xplHDft-~ory :.rote a, l. In neccP(}. T: "ir~ re ·,ort covers the.t ueriod of ti:.• e ;-.;hen tL.e lat Haririe Division c.r·vsc:ed tlJ.e SUYANG-GAi~G, drlvlnL tl..e ene;,:,)· ~lr·:r·L:.~\i£i..!'6.. tLrouvh tl~e oc.. tLe YA~~:::!GU orea t::nd .northe.~:st of tl..e HVIACIION R~~S.':!~FtVOIR; until 1 re- cu.:JV. t.Lu1;. ~- flC consolidf' t;ion of ·th~· 'HF.(!\·:N LI:~rB~. and the subsequent leise of t::c l8L ~-~F~rir:te Divlsion to 1;he X Coi~ps reserve. ~ Dul'-Lll{ this Jer1od mines, em1)lO) ed as a dela, ir,g to.ctic by the euemy, ,.,,ere e!icountered in· ·numbers f11r exceedinp any previous ex uerience iu K0.i1.l£A. F'urthermore, the enem~'' s tec:-1.-Jique ol' ,nine ins·,.a.:J.- ' in tb.is 8.tion ll"cJve:6 llir:j ~o be n most clever o.nd :r·esour·ceful O'J•;onent ty ·:.e ... f \·.Tr ~r:.re. Tl.te mDjori ty or -~1:6 mines encou.nte:::··ed 1'.'el"'e of the 1 11 1 8 ~~~~~;r ~~C ~1 ~~ jJ ~i s~~;~~;~~ a~~ ~~d~~~-~~~~ in T.! ;~~l~;~;: (~)· ~ imR~~~;:~~ly: tLc Cl~c;~.~· l·.J.<)8 vers 1 uc;O knov·:rleC.f.'e of' our o·:_.eratione_l met ods~ He of ,,lJ.o\:rs L::.;;t L~le Ko::r~r'.~.:ll roR..C!s e.re too narro'tt' t:---. HlJ.cYw P-A8V "{}aesi .. u-· ;e:n<~if,P.. Conseauenti:,. llt' o)l2C - l - , ':':Ci:VAL$f -, '~'··~~~I DECLASSIFIED DECLA_SSIFIED Korean War Project USMC-00122558 • • J1fK/ ,j t·ii Al2 :l.n "Locations ~.rhere ti1ere other iw.m', tile enem;y also ol "ces mine e. In sur,1~~.1F..;rv. mines are li~~:e~ 1s no 2 rJcrerlt justific;:·tion tr._r!:u~tsoeVt~.. ttern or ryerticuln.r d.ens i ty. ls to be enc· ·untered <:'_OJ' Where ~--:rl thou t ·:·:n he.s adopted tlte precut 7'o ciic]:e the mine Dore c'eG.dly the enemy tL.e ot~1er·. I •) DECLASSIFIED Korean War Project USMC-00122559 ~ ~ JVK/ jHi ,A.l 2 several tan; s and o tlwr vehicles \•Jere severely damaged alont; tl;:il seet_,_ou or r·oad, Consequently it 1·.c:e decic~e TlH::: l·O£H:t "t·n•.s si·lep~: 1·_ritll mine ttetcctors and. probed for e. dist del.g.yeCt Cd.I.'Y'-' u.J.. _._, ..... :.c. y.2rd.s in four days. S1<·.rGeping ope.rB.tions l·Jere on t'L'O occ!Hilons 1dli.le Etrtiller·y fire fell_ ln the vicinity of the roPcJ~ ~·t.·_:el~tv=five 11ative leborers ~~re::-ae usecl to div sus-oicous uoints \••;,:i_le rieteetlon Cr'en; 1:or•ked on ahee. wlncB. Hoh'c~vei"', ;;.. r~-.i.en EtBked by te.nk b.;:ttalion uersonnel Fa to Hhet.l:.t ~JF" t~_c;lion "'!t.rould €_:UF.lrentee s;-._f'ety for their tc:T1~ retrievers t.?.nLs Blon§-, the roBd., the E!ns'l!rer could only be ner:-rtive tber'efore ~ecided to t~ke even more extreme meas- ures~ TLe ;Jlc.·n de('icieC L:i.pOn vas sim~;l:l ·Lo blo\·? Ll'J tl1e l:'oc.:.d, I.n ·che next four d~ys t'1!.10 'Lrencl1es 11 feet <)art and two feet deen, ,,Jer·e dug 1J.'' u· t.i.ve lF·bor r::nc-: cL.t=in chr.;rges of ·cct.rytol \::ere claced in these trc:nc~·.es. Tllc t1·cnches ~·ere then bac:~ filled e:1C the chcrr. es de ton= Lted. ...u.. d. rf··rn~:iu~ .. nf tu.ine ,,_roulG. be de·ton,~"tt=:.-d b~· s~·mogthetic aeton.st ion. Tl":e:; c.ro11n1 of t!.:t-~ road 1-:c.1s t~.1en :lozed over b.\"' A tBD.l:;:. dozer to uncover ~·n~- mines tLP-t mr,y h··-ve surviveO.. So far 2.s coulC oe deter ,,,~r)ed. JW rui,lec ,,,,ere cletonnted i1' 'this ;nanner. ho1,:evcr, U,is method C::.icl s81··vE· to e:.:F:se ~c.he ralnd.. f~ of tL.e nercons usine': the rood. I ' In cc'r'j_ ~ion ~o GLe methods of detection outlined above. this ar•~nizE.tlc>n has exneric,ented with mechanical means of mine.removal, A ,nine C'WCcu•tor ,.,,_,s iJuil t as con at\ ()F,Q rn"'lr,.::.o ~.•",·P..~A ~~-~··~..::! -...... ~ ;...., --1 -··- .: ...... ::l..-..+- ...... !l": -:.....,. ..._...,..,.,,...... ,,_....a. f1\ W;j .H.h :illU'·lJ. .LJ..L UC'I.Jef,..l.,.l. l.I:J 'CUI..o..LVQU..J.~ \~IJ ""''-'•J •u..a..uuu - - l."';;;llli..J!.'~~\ t;lli r:; ba,t tel ion during the period covered by ·thia re~::ox·t ~ 1'he se m:tnes Fere located b~· usine; v.isue..l inspection, probing and the electronic ~~-tlfH~ r-::f~t~~t(Jr!- - 3 - DECLASSiFiED Korean War Project USMC-00122560 ' AJ thour<> 1;he enem:· does not use o standard or t'cern in le.~·inf :r.L'IEE:, lie i 1oeE; nlr.:ce them vlth considerr-ble lo;···ic, A thorourL': under stondinf o:· the enemy's methods of laying mines by sJ.J, drivers rnd e~ul•)f!JOh.t oncr,('_'tors Pould r·educe tl!ine cesue.l\iies. "'.>h-\ ni-\ ..-.on nr-T ' -~ ' ' ,- ' '-"-''' ,,,, w ....' _ .1.. l J.l.. is 2 slow f.rld d.elil)ers.te orocess \'''-''....!...'-•-'--'- t;.e Lur··'iec'. Al1 unit c.orrw~ender~~ sl-::.ould be 9.'t.•~S>.re oft his feet. He lisnce oF:nnot be rJl<>ced on 'r,; one metLod of mine clearance. all ;,;e!'ns shoulc1 be ern 1loyec1 to the liml t of tl,eir eeoabili ties. ty i~llf:_ineer nel"'sonnel 1~:orking a·t m5_ne removB.l develo•"J E~ fPmiliari ' '·1 tll the en em~-' methods ~~rhich ma.ny times enables tb.etc; to oeroel ve the locction of enemy mines. ·ThlB 8b111 ty should be utilized b;.v [!'eat- er use of' the. Ts.nk-InfBntrjr-Sngineer Team. Ue.u&lly ,9 f'oux-: me_n tetHn is sufficlenL Lo ac eurnnr~ns £: tan11: '7 . /, <~,/·' :~;r;.:;. 7. ',J,_ , ..i.-<. ""-? JOHN 1f, Xli:LSE'\' { - 4 - DECLASSIFIED DECLA_SSIFTF.D Korean War Project USMC-00122561 Al2 I c:nc_:_o;_::~:d for in.sp~--cti.ofj ~ A rc·capi.t1;,_la.ti6n of m'in:~. d.:~mages dur in~ -~:~·is )-:::rio(· i~ L'n¢los::-·d and 1K:il1 pr~~sent an E?:e_sJly rrasp:.~o ovc:;_"-'-· i l .·ictL:_r __ ; oi' ·;~he I~;_ine c13.Ji::3.LGS, and a previei·. of probable :f'vtl~~·· ~ u~-;ses l nd.f·r ~~mila::.:'_ operat:itl;G; cot?.dit:i.ons. <::. " '' olution to tr,is, problem do,cs not It i!:'. realized l.i1d. t i,!.:t.! l~;roUltjlt! rsla ted in this report is net. Lni:.,v.·.~: to ti;is v.nit nor to -tLis operation. L'owever, the 1 f.!ri 1 r_.lir:: efi\.:ct :;:;f the enerny s mine J.ajting activities on tLis uni ~~ n:JL only il:lpairs th.s c :.wba t efficiency of tt:_e tank battalion bltt, ~-n nddition; s~_riousl~ reduces thG fighting potential of the Tlivi_~i.;n lY'v rlAnyinc armor to attaclcine: infantrv. 'ihe comolica- ti~;;~-,l~;d -~a;;;irio;;,:{ions--of tank lo:sses therefore are reflected directly in the' 11 pur:cbing 11 pow:"r o:r the Pivision in the attack. It r.c.1s, t!h:refore, CC!l sidered to i.J•:l a problem of suuJ.cieno.Ly sericL::. c:mseqwcnces to warr·an~ Lh.Ls p.[·esentat:Lcn and reitera ti~jl:~ in t:-.~.e fcl''Jent hope th.ut (1) an awareness of the problem be crcD.. tc-c1 in the 1iiit1ds o:f others and (2) that steps be taken _, <.:<.n;- develo a positive c:_etection 1.11 1:lctr:.L;in1 expori.::n.(:.;nta·cion to ar.. d/ or re;noval device~ Reserve ~-~~ttl,~'' i~-~.:, --~~ """~" . ....-i ! 5 SECRET DJCCLASSIHJW DECLA_SSIFTF.D ---· Korean War Project USMC-00122562 ~ ~ ·I:kadquarters W:JF:mm lst. l'ank Ba,ttalibn Al2 ls t ~ :ar in~ Divis i en, F'Llli' S.er 00/=51 c/q Flet;t l:os~ Off'ice · 17 Jul~, 1951 Sar1 FrQncisco, California l 1'rom: Som:,:c'u· ding Of'licer Gulll !1andant oi' thu i-.arine Cc::t•ps ·~rJ·_•,"vi.~i rH! f1 '\: r'ro. "· •••-J-r·., ~"'~·-...., .... ~, __l~t _ .l,L~_~,.. ·.;.·. 2,..... ""-',,n_- _ ~ ~----- Via: \...I-I VVJJ.u.c.....L.L...... ~ \. 11 11 of, period ~ubj: .,.,. r:c· t: '''i'; ,;orica1 ficr.ort Sp~.cial subnission ji' 1~:ay-- i5 J'un<: 195'1 · ~· - Hef: (;:c) Division 'lemo Fo. l'(l-~;l (b) Dlvi~io:n Gent::ral Order ;}-31 of 17 ~-~o.y 1951 (c) ~~~ .F }"'_Q.C G:.:_;nCl'c~l Or:iE·I' ;~~21 of ~/ l'.'D.y 1951 ( \ '•!..1 no ii•:.Pl'~("C!I r>h·..l ,.~- (:~) 0~~;;1;;· "~r-l;~~:~lons or enem: dnes exrloded by this o·cc<:niztt ·;ion C;) tnrm1gh (10) ILotograplls of tc,~ni~s c'L.mag,_d b~ JJlinos ' '"" "1 '-" .L1 ,co,, . - - ,,, "-- -- . ~~na ~Ci, t....t.1G ..l.. O.L..LO'"YVlng 1. ln accordanc(:. v·:J.lJn r:..;.LE='I'ences l,c-L), UJ) of ,.ttis command r.aratr.:.. ~rL~. c.:.;nLc.~~nin:;. c -::u:!cnts on t~-1c opel~ation~: sub.:~Li tted; .:.:.n LO.~.i .A ell,:, ring th·_ ::·ubj cc:t period are hereby c:f ·_·ect:LvcneE~ s ~ t:::ch.~ i(lUe of em~)lOYTI€nt ~ o.• .,_-llC.:;;,y 1~-~nd diYl(~S; .. "" · :.:tnd. .. nc_· '! :r.Jl~ sis of t::-~~- 1~rolJloc1~ · (l) Problem I. (u) ;}lLI'ing tltB perior_~ /~a:r.•c:h. throv.gh ;_:~a_;~ , wl~ich wo.s q; ·this battalivn advanced inC.'-\..-.c:.c~·(;_ :~11 tht: lfULJ.rterly 'l'ype n i{e1_·,o:rt., f"'1.~""'""...., ,..,.; M'7',-.1•· +r--.. ~-",-..l"li""_"f"lif"'lrJ ---- .. .l..L~.-,.~,,,•,... ':'".--n;--r.',--,r,;.-; -1~,-, ~a._,,!:"-.. '-''-' .!- •• '--'-''-t_.-....~L'-' .. , ·· ,... U!l..l..'VI.J.L,ll. ,i.J.V.<.lG ...... :r..lvu uy ...... HctL~Jl-.L!.J...; ~.-rom._ l~OO!lt_!;)Ull.t included the su_b t~· .:'.d i;o G.:'LtU'1.cL_orl, .-1nd to "·~·•. actJ.Oll~ The~ report Seventeer. (17) mines sc;_~-l ~•t J.:'(J\,I'02::ra{te lYJVevent to Hor..gchon; Cor~sidering the small' ..-.-ere-. r~ci:;;n_:-d:ed bv tanl-Ls dlJl"i nr~ this t'eriocl. -.nonth- perl.Od it •vi!J:'i!l i C'1:icrl!J!.:~; ~,;- ."ili!leS enCOl 1 Dter~-d -dt1rin; jliS tbre da ..agE:s bej-'vt"lU -i~:-,o-.. ,_:_'l~ ~, __t·~=_t tl:lis bctt-L:;aJ.ion had not c:-[per.iencE:d G fif'tee-p (15) days of :c ___ ;::·_;-:;c~l~.~-k_;l:' expect-:J.tions. EovJcver, th~~ firs "~V.':.i·nty-six (2(;) t.J.n}:s J·LIJl r:_.l j_ 'I., DECLASSIFIED DECLA_SSIFIED Korean War Project USMC-00122563 - ~\' Dl-? : trilll Al? and tanks did not pX'Of::::l"·.~_ss 0'. .,. -:: i_.]_E! ~::Ltl: Lio~.:. \a::::~ s·;~s.bilizc;C~ 5 ·in· natt.... re, fr;:t·:. ~ ·-'· - 1·.-l :;e_r~· opcl,~:i_tior',s \.~.ro c.i.bJIIusive oi' en(~L~.y n~ines en ....' . nc.l~.: ::·.::..~.. _;.l' the types ,;u;ci cc-r·struction v.-ill pr cstr~.t a clear c~:--... ~-l ~e.!' ci since tLc: ad-w.e.nce from ~~_r..:-(.Lgs.ont; ~~-- ' . c-.nd efJ.';:-ctive .... l·i c "i.;l~:~-, (; o~~- the- u.~·.. ny dif,~ferent mine·s encGL Ftcr·-.:d l"!.C . .SS tu · 1(: e:-~poc-c;~_-:Q:: · .• use_¢.~_ip (l) ;.:;.o.rtfLcrw~P\-rf~ j:J.r::: ~_ .. a£ .. ~he t~:pc ____ q0~'l!filO!JJ t ... 1.vil.I'1. -!:_:t-~rjc.:~·n_-J.,_l--:T._ v;ith a tota·~oc-J1asher n:~~-'-" of ( ___ ,) I 1 ::_ c:-:~i.§_££1 Air m~~~~... s_ cons i s t inc of' a cluster sh~ .Lls buri;ccJ r~qs.. e-pn-:- This i' 01 l' u · _-:.._·-:;_ v_: :J.ri. i ·_! 1 er\· or b.. E-aV)! mortar < newy is retreating ra- ~- 2"" ·_;-,_-~~~.-~.t~.. - -:ui.r7-~;·-~:~.:ncral1y used '\;hen the S't.l.ri'acc and is uasi. l :L(~~. :.c~" .l.c'Wl. "l.y ·,;.::.~ buri~u ju8t beneath 'the or b:~.- prcbing. ·Little Ol' slitht da ..l-..:- L__ L(__ ·cue·(>"·:~ b~- eyo, c~8-G(.c ~or, bloc};::s an~:, t.~.-.-o t.o :four end Ehf;E.! k-~ -,'JC L:;.-~;.._;ctu.~. One or two track no d ... d;J.&[E· 1"':..:.:1 1 ted. c n: -~- cc:'Loi·;:; \ ·E:r8 cl·~,.r-~ac f:·d cr C.cs Lr·oy ed, son1~·tir~1es ~g ; 0~1~-o;~~~ :~;~~: ~ i r ?-.:,·_;;_ ~+~7\1t~~~,_.. ~~-iJ~l\: ~ ~·~1J~caf~:-~;~c·;,~;_·,:-i;si~?Ji_ '~',:iD ...... l·_·, -:. ._. \~-~...... ~~ ~_'{t~ ' six track blochs 3.nc d.~.rt18.L>>d _:_·~_i:.. . tJl. ·'--:::.::..:•-~\ll: dc.~-tro:,;. ·cl ~;hree to D S0cl sin~:ularly. One ·Of' these -n: c_:.:;.·, t·... ·:; r: t_,;::: ur r' o~~d'V.'h els' ~ V!_hc.:n "-..i~::. .:·.sc::.::.p;_; titch illto the tar.:.L. .; Y!(_:- j_~·: .::.ot c~,_-,._. DJ~ (_Jf i:;lol·.-:~.ilt-: a COli1l'1leLe fr(.JLt l.<:-C. :~V.1 0 oi:- ti~rC--:0 tof·;etber the:/ t.u.ve blO\Vl2 ·.. 11·11 of 125 yards, ~~nd ir._l-~ (i(~~0.r whGL·l~ ~~:d ·~-Ivot arJJls) a distance vl' road i/,•heels, t.-~.-o ~-l--l:J:__.ox•t. rol- c.-;.. ~.~: .l ~; tiL!O c!.~~ ::,'i.;royG:. Lv;·o 2e L:::: h ~~ ~ s~J_nd ... lc r , ~:· _·~--~~ ~~c~~~ ,~r-~~ ..c~\-~-~J;~~L~~-I: ~1-~v:~~ ~{~~~-~ 1 ~~ ~-~t~ oi-~ t~inl~~i :;·:~~ (,1 ~-- ' i.Jr"· ;_;.d) > 1 ' . . ,. ,. ' -· ~---- ~ ' '., l r O"l·U.: ::·· 1-·:;: ul-l-·',~.l.l'---.._-..-,_~,. s ;-,c•.ve :wt been fo1md ~.1.:•nted of one to ..--.,.-,...... 'tOJl of a stact ., c. DECLASSTHED DECLA_SSIFIED Korean War Project USMC-00122564 WDF': r!"~ .. t A.l2 Scr CO'i-:il caus E:d by t;:,e tllrt uo:. type mines. Da·nage was .similar to ·Gr:a" of -~Lis nine is no-~ d.ifi= to:...- ~\-·!;~ ••..:.ne corr:.bj_na..tion. lJetec·Lion Cl' lt ~~., .. ~ C;) £i.ptur,cq_.. _L:,_ .. "l)f-:UJ.~~J-_qpt: 11 or ·improyiscd L..&--u.eil..Qr..§ Lilri.:_~d j.ust uryJer tl:.e ro2.d sur= to:::,r~~-:·~·~<.?!2£. ·.Ll-, se J.-::::tvc 1J e:n fottnd The~... have ·bor:n l'uzed for -~'- cc c,I' ~-.;·.in; in tLo· open on Lh·· ro<::.d. VJiT'E!S is c~t.r· ~·-id tO dE:~t;.ctioD. OlCCGr.ica_,i_ fi.I'.L/;,_,, ~-Ud t.he T·I':.:sr::O!J.CG Of cat-:.se the person ,~_,ho \\as st-.p- u '·'·-, ; ~: 1 .·.vc b ::-n da.:.gc:d thr;s:! ~,-, ·u ... ~1is }.ost or v;t_s cli~'linclted. 1.o;::·0 vO .·i..r~·:n:.-Le ,,L·~·-- tdther d:':.sert-.:~G t~'pe '\'tas C.isal"tw.:d b:J cutting j_.c<·~~·.;tj_oL is r;ol~ clj_f .··Jcult c~n, tl:.is tlLc J.J.'i. lcaC:l:Lr:;.. t:,o the deton:-:.tor. abovE:. 7hi.s bo..t~ (\.~,) ;~·· o:i:' sever:J.. cambi.n:l-Llunu of the several uf' the nJ..:.J.ny t~:..l~~cll.·: ;l~~~ cJ·~co~t .t.~t~ each of tbt: ,:i_·Dove Ea~u 1 , o:~· si1< .<'.' r(,or:forceuer.t conLbinationc.. 1 ~~~·ir .. prer.sents our forces ~J .....·~,, snc, .. y ::: t, ci.._nic;t'€ DECLASSIFIED DECLA_SSIFTF.D Korean War Project USMC-00122565 .-. ,--, -, ; W:JF: LUH 0 -~·._-'-'- ·~-' u .. Al2 as the t:/L-e .... \;, .. ods '-'~ ~l:::ntihb thr:.::;:;:.c ,.. llncs v;:Lr~, ::..2 mu~:1 1 is buriod o.f: .UlT:_e;_·.; a.ilablc. J.'he hast·;_:-. iLtE:·rovisec mine \J.SUallv 'l.-nuc1· l:h.: sur:~·acc with oi1iy- hB.~:ty atte.:-npts r:1ad8 a't concE:;al jv~.t is tl-is tbat _.tent. _·;,e dc)_i!Jcra te is some chin;: C.ifferent, and it A· co.t:bination of or,e CG1J~;c,; c. .:c. difi'icc::l t dct 4 8~CRET DECLASSIFIED ~ ~ , , .. .. .. .. 1'"~ 1'"~ , , ·-- l=;l l=;l ~~;, ~~;, 1::, 1::, c'~ c'~ I'·' I'·' 1· 1· 1•!1 1•!1 C,'i C,'i I""' I""' tb:L:; tb:L:; , , • • o:f~ o:f~ IJ.:i.nEtj; IJ.:i.nEtj; 10 10 •• •• 11 11 4• 4• u~:li:·or€ u~:li:·or€ by by t,!onk. t,!onk. ...... o·iter o·iter o.:c•e~;1. o.:c•e~;1. a a JJ.:i.UEl. JJ.:i.UEl. ~:L;;i~:1eor~•. ~:L;;i~:1eor~•. ,... ,... :it :it • • ares ares o,re~~· o,re~~· J-.. J-.. o~1er o~1er SI:~CHi::T SI:~CHi::T ta:nlq; ta:nlq; ...... .arE~ .arE~ arE3a arE3a . . H H lst lst '50,,.+,::.,. 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T T .L .L -~ -~ repa:irm:t,, repa:irm:t,, -~.'I.a -~.'I.a •• •• \tlil. \tlil. •• •• \!II\. \!II\. wn. wn. :ii :ii .;J~!J~t~:~ .;J~!J~t~:~ ...... 1\JIA 1\JIA Hone> Hone> 1 1 2.\Uil. 2.\Uil. l l lione lione llone• llone• Hone• Hone• Eone Eone ~ ~ l!ollE~ l!ollE~ 1 1 4 4 l~Qnt:~ l~Qnt:~ 1 1 HOilfl HOilfl lk•ne> lk•ne> Lone Lone None None ~.one ~.one lJone lJone Hone: Hone: r;on€: r;on€: ~:one ~:one ;; ;; Hone, Hone, ;· ;· ;_ ;_ lJ~:L lJ~:L __ __ I'B)ai::·a I'B)ai::·a inoper.E.tive inoper.E.tive easil~~ easil~~ ...... urn urn :,~:....· :,~:....· (1). (1). :.::4J,.i_ :.::4J,.i_ ...... Tank Tank ... ~rsnk ~rsnk ~ ~ :ro:E1k :ro:E1k :c :c - L:lgl:rt L:lgl:rt Light Light Light Light L:lght L:lght l:l HE~v·y HE~v·y Heavy Heavy 1JE>d:i.uu 1JE>d:i.uu Eone Eone IIcx:iVY IIcx:iVY iied:Lur11 iied:Lur11 i.leU:i.u.ul i.leU:i.u.ul J.iEldi1Jlll J.iEldi1Jlll EeEny EeEny LiE>C:::i.um LiE>C:::i.um :HHa·iry :HHa·iry ~loa"'LI"'J ~loa"'LI"'J :ro~"Y :ro~"Y ~-~OO.:L. ~-~OO.:L. ~.:.-E~ili~.urn ~.:.-E~ili~.urn ~-~·::C.imJ ~-~·::C.imJ .. .. lleld:i1Jlll lleld:i1Jlll ~~cc:::.UL-. ~~cc:::.UL-. G~;t:.:~w:~- · · ...... - -- J.~i· J.~i· I,. ;u ;u JJ. JJ. L.(i L.(i lJ. lJ. JJ. JJ. J J.If J.If 2J. 2J. · · ·J5 ·J5 .. .. .. .. .. .. .. .. ...... ...... ...... ···L;f:.: ···L;f:.: J";~.J.,i J";~.J.,i "' "' Heavy Heavy G-·i~5 G-·i~5 c;. c;. ,;_;•nl;~, ,;_;•nl;~, :.J :.J ~lJC~-~iUrtl~ ~lJC~-~iUrtl~ Ll1;ldium Ll1;ldium B··:31 B··:31 Light Light G-·-25 G-·-25 i.i•nl1 i.i•nl1 B B 3···Jil 3···Jil A A B B i3···2I i3···2I B-··.33 B-··.33 B-··2;! B-··2;! B-··41 B-··41 ;\.•oo1J ;\.•oo1J A···D. A···D. JJ. JJ. ...... A• A• B· B· a···11 a···11 ;y.lJ. ;y.lJ. ...... ii ii ...... ~1t~ ~1t~ ::.;._. ::.;._. :;~.:~~~~~:i.. :;~.:~~~~~:i.. .i.'i" .i.'i" ...... ?i ?i Ul1 Ul1 lll~- _"'-'·· _"'-'·· : : ,• ,• ...... J~Ull- ~-tU1 ~-tU1 J"tm J"tm ~~. ~~. .. .. ...... jj,J jj,J . . J.l,.Tun J.l,.Tun :t2~rur., :t2~rur., 9 9 10.J>un 10.J>un D.bl.i».G~: D.bl.i».G~: 6 6 j j , , t~. t~. Y-.J'U.n Y-.J'U.n 1, 1, ·•I• ·•I• .• .• Korean War Project USMC-00122566 ~ ~ i"j i"j [JJ [JJ t:;J t:;J 1::1 1::1 [JJ [JJ ~ ~ 1::1 1::1 (j (j DECLASSIFIED Korean War Project USMC-00122567 ~--·4 '• ;; f: .t ....d ... '" i\ . .. ''· n.~~ »>lllJISiliQi1MP • co, bll'nDt•, 1111' ••"' lu II•• o.,... AU lUI OOM(•)-.11 .r 3 SQ Ull. M - :r..t o sat1 .. ,._...,., n...- Jlu1M .__, l'aelfto k a •an\ et u. llls.lbe c.,. Sll.bjl I:De "((• Qrelal IQPftSJ SlltldiAC. of 1. tu poltl... a -.. wutue - lltrbl •• r.eaMnt lilr ._ ln lia.l"lu Di:l111l• ue eault..a lllllieQi'N et p:JD\1.. tM• wUl H __...... - ...... b...... - ICiatun .... •JOI' ,.._ pill II Sal.. a )l1lll ...... ~ }lftiE*fS) o OUftM MIIIIDU rv -.. tn..U• at l'tts'Ml ..,. tMfiJ u, u4 u :lllllionet u. \lie U lilule 01»11'~4 •••, &I'D lPWai'UIIa 0 1 II ' of ._, M lc.i -.. .-..uoa ul. I'IIPIWl .n be lllll'ftMef 1111 ....,..., peiiiM11 v.lllac ldnaou -.a ...... tM ue et .,... u. l\.1 ,..• .,. IOl8 u 1ft a lllllHir: ~-- 1a ~ Ulli..,, •u.. \lie ..ua et tiM Kutae DlU.Il• b. .,._..liW to uu.a Jnr')¥ ...... tu .u. ... Jlllnal 1a s mhble, U 1s eaul&..a t.aiU til8 Pl'Hl• 1a et -.ll .....,_... MOpe u w _, ..U ~ et naouu 1111& &~ a. xa. p~ apeat.tla s n"• oa .u.. AftMtloa u4 I'IISI'Ml, *• a•4qllaft- t.a J"OUld..., tlalo p .-• ..,. et Wo-.U• ,_..,...... to Nllttftk Pl'tP S b. .W.s tl.U.o U is J'RI m'el tlilln u. a. 1lulu onpe pJ"eJJUe • tnH.-1 wuaa ...... UJMt tw ,._ u..._ to tu n.- llulu ...... -.. a17 wtu *• illtO_.._ br.l.. tlel4 ai\s q to ...._ at teftJ.?J h _, M ...._, .. lilr ...,_ •IIPl•poaA-. ak17 tl.U. ~"- u 1JIIU.eatet b. tAe llaalo cow to: eel, l.sf''uDI:r0 J'IIJ .> ~- ·,.,.'<'~·· "\•",..:. : (.' ; DECLASSIFIED DECLASSIFIED Korean War Project USMC-00122568 con BUJlQ.t1U.lUI ,, ..., h\ llarho Dl.rteioa ( ..int) PIIJ' AU o/o J'l.. , , .., omoo kl't OO)T~(B)-51 Sa J'rQOhOO, CAUton.ta '- 1951 l'rflll Co•lllldiag l)e.. ral !o1 Co:nmandaut of tho Ma:-1ne Corpa Th: Com ... HDdilll; Geurel, Jloe' ).larbo J'w.. , P ..ltlo SU.bJr T;'J» •c• SJeolal :t.Jerh, lllllillholoa ot Zaol; ( 1) 'l'yp. •c• lptcial hJert., Perhl. 2S llq • 15 hl.r, ll1ao ._.,Ill OJeraUoaa, b\ .,panl' Ja".Uoa ( 2) f7Je •c• lfh,arloal leJIIri, ,.r1K ll •"'7 - 15 .,_ lJ;il, la\ 'f.U J&Ualloa 1, .laoloavoe ( 1) aa4 (2) aro OJeOial l'I!'H'h poparel'. 117 \lie t.U aad •acl&Hr uUa at t.hh Dl.rtdoD oa tba •'~"' at n)lerleaoo vUlt. ."'.., alaoo, t.llelr aataotioa aa4 rae~. 2. lluiac tho Je1'1e4 coftN4 '117 tile ••loouot, ....,. luou ....., vUil t.ho h\ Mar1ao tllThba •J1o:ro4 alut oahaolftl7 ... wUia eNd oft'oot, tho JllTh1oa ll.aa u4or'*- ••Ua11101la ,_, at \Ja. Jhlltloal aopooh of lllo )1'0111• 1aol'dill& 'llo fallriuUoa ot tJHial twlno •• •• .-ple;raoa\ of oaJeJ'laodal hobN.-•· AO wll111o 41-I'IIM r.... tllo ..., .... ot tho ODClonr.. , pro&n .. to 6aW baa .., 1loea OllilloU.P.!!:• la\eatlTO iaToatlcaUoa wlll eoatta• ad wlll 1lo -•peato4 'r NJII'h of ,....,...,, G, Co f&:liiU DECLASSIFIED DECLA.SSlFlED Korean War Project USMC-00122569 ~fi;.;! · r ._, 1 'ft~titm G'~!\ePA~- ::·: 1'6-•~ ~r·.!!l~!~ as~ j.'l~:~- .us 0~11~:* ... ' (:~!:::- i!~~ "21. ·A '?.l~- 11-401, U.e.rt~~ C ~::~ H~-r~ • . A,.• t, ~..;..,; ; J.ne ;,etJo'Wnl o-rtt"f'~q. ( ;;) ·;.:li.rougf.& (Q) Fho'lo-~hs >rri.th ~;.-:trtl~-:ee wli-l~ ':::--!ff'fi •. .-1¢;, (a), ;,.;;.~ ~4~J•-e' nam.=l o:r_.erat1on~ ,_...... , . · ~'··" a Y-ery ~od kne~l ,.,1~~ of eur operat!.enu: kOO'. ~ t; .. t.he .i'-:...'1~]}1''1 . ;: ' !"t'J~l~ ~~ k~:: r:.ari=ew ~ «.J.. low rJ:.:~ . :~-!.tlg vf V-:'~}~i ~~ ... ;-. ~ ne ~~run n.t.l.t; l~ i:~~f.:m ,1;-iQ., !.n .i.1kcl.t turnc·:t.,:· "f!, l:te 1 .. ys ;;,;~::·:-~ ~~: ;,;::~~ • !~ !:.Jn~.~.:· tl';.t~ ~~-. ;{flO'" !. -~t, '~ .t liihp. 1j~ a';!! VA~~i_ -l- DECLASSIFIED DECLA_SSlFlED Korean War Project USMC-00122570 __ :_211 - ::::·:-:--._ 0 I ~ Marl.. !!'.!!!i!!e : ~ ...... -..... ----~ _--- ~-'!"-- ...... ~~ ••••;; .;. ~-- -;, ...... --~ •. ,--.----.- ...~ ••••~ Ae 7 ~ .... ll a ..... p' a· ----..-- ...... ita !" - ..... • ...... a &a lit a:is Ill ...... a, .....- ...... -.. -.. j,i ,...... ta ••• ant• .. ..,.. • ., nr •• ••• ,_.._ .. --.u Pir; haas •• ...... : neue ..a ...... - =n ------., ••s a sc- --. .. iii •• -. -· :...- ---i:-.c ------~---- - ~ .. liiiiiii ...-...:.. ~ ...__ .. _._____...=. !5 _...... ,_.__...... ::! ~_...- __...._ .. _._ ~ ---- _ •• ~- ~:::;~ It!~_ ~ _.....__. ... ~-,. !4 ~ ~=-~- _ .. et a c..t ._,, , .... ,...... _._...._....._ u- .._ ... --~ ...... I' ...... tiiU...... ;--.,_..- ..... filii ...... - ..,-i-_ '• - .. -..... - , .. .., IFYSJII?Rtl .. JltU a P' l l'a ...... &a .... lloiM IS • J I- Slo ...... 011t laP II••- ---~----- DECLASSIFIED DECLASSIFIED Korean War Project USMC-00122571 JVIiJw! Al2 othe!' he..n.A., t!~e en&iii1 &.liu plao•• 11JLaea in 1-oaa:ttftn• wn ..... t:h•'"* i• no ~~m~~ent __ JYet!f1oat~cn Vh~tscu;~. Iii IU.lbl~i;, ly to ·;iiJ;., -~; .. 111<9- ua enci"';un•el'eo. ft!lf'WJ:J.ttre ~! 't-hout na tt•=-n or l>a.r-t1vu1..ue diiliii t7. 'ne ·Jt;,l··t1oular q_rea 11lon~: the rr-tt.d DT 16418! to OT 1~5:;1;'}4 nrovPd. n··-r·ticul~rtr dianatarcnJi to :ta•i•ndl:r toraen d.ur'\nr th• ~•r1o4 anrl i.o "~r•or1;h;v 0t spe.Qi.~l n¢te 1r~ t..'1111 :"8t"l'()~. DECLASSTFIED DECLASSIFIED Korean War Project USMC-00122572 JVIiJ'W! Al2 sPPJ'fSJ:r.t:<.l t:~n 1,$ ~nf\ other vehiole~ "'~ert1 ll•Yerel,.y d!U!agel! f'...lont tid! iivctio•• of road. ConsequenUf itl wa11 deoidn •o ooYer t.his 1mul'e ,. :ee tion !~g~:1n ua.1n~. tha ·r:xplo$1 vv 02"-fln.;:u:;.ne T>1sooas.l :Je-ot.l\.'JH 1 1aad :··~-~·~rte·l',.E! r,omnrHI~Y, thiH ~~~~t!.ul1on. ·~~ J~ond 'H~U? iHt"F: 't•1tl~ m.1Ii.t) •iw1;ectors and pvot~od :for c l.llt::;t t·~ ~~· .i.., f.·tA) .)rnrd.~ .in :rotlt' dE~:.re,. 3\~-e~p!.ng: ope~&tion! wer·e ~~lHyed on r;:-~~ :)c'P1'·Slnno ,,'fil.le a.rtil1~try f'il'~' fell 1n tne: viein!t~- (';f th~!. r~u.(~.:. .~~, .. ~uty·-tlit"'"H fU~ti.vs i.f.\Uol"t:r"" •...u:re utHJ<:'! to lf]iJ~ StH'iTiC~:>\.IH t);Jinta •..• -:;.1~-~ : 1 ,::~;c·c:~1on el"~·-~ :~ 1-:·Jr.keC crl .a!~"lr~e~·. ~rna r.n1ne ramovr;i ..~~: ... ~~iJ . ...,...aa (l_l,;'idt:~i·: ~.nt("') tWt.' tf!Ptnm~ 'T'her~~tr ter.l';ls wou.ld ,ll.l,•rnf·t~ 9n~ r~~$\.-:('l_::n ~:~oh ~) t:. :.~..r··;-: f:t s ; ' r1oll.Ole ch6!o~t. ._,,it..-~ this m:yotem of rvl~T.... til"."~n~l 1 :· ;,e!:C.n '"1..,,.,•.•., ,,.,,,... ,..,,...,..,.,~~·1..,..+-~".1,~ ...... ·='f~ 'f",,...,~,, ,,:,·:,, \" .... '1.11 l ~'~n t·'·•l'"'- ~1.1 :•.p.p "'V~.UI.I.Lr. W d f:~\f~irj ~Jl:n:n .t.t!l:~·f1 U,;y t$.JJJ:·. L:o·jttt:.li(:Ht ·:~e:rHo!lf~{.:l f~ v~ '.:-heth ::·.~~11JH1 ~-cul._.r, f.t.-.r:rnntcc aa1'e't;1· for thoir t, n· .r·,:;-:,J \c\rnri-1 ! ;. ' ·!·. t{1n _,"'. $).C!H -~h~ rr!!tld• th,~ ~H"!A~r' 01.~1Jl~~ ':~i '1 ~-· ~)f.l \J.J., ~: . ' • ~ ··n .J:'(,~.jr:Jct ".;.'!.\ eo:.:H!l~'i!>teC nr1 ~::.Jul. 1·:·_::51. ~~ltLt-".;Lr;,,;.v,nCi. f.:ll.ll':'i ·:(1\.l>'lSi?. ot ~.x~>Jooivtll~ \·'rtl"'f-1 tlX .. '·ijn.(:on. 'rh10 :·r-oJt:''et ,:'t.-· ·;.11r1::·~ "1... ,,•:·'\ + ~~;JQ l<:it•n d•.' ya { koreun ! ~:.~.J>rrJ:.'B J. .J'Jr:losure:a I . J JhHSdu or 1.Litl ::Jroject i.o ;:1'.,")~(:/ r· h •. ~ ~.:ith '.~ 1 tlr:~n v~ t;.·· ::n:_ th·'"d.i:~ ,..,f de:tuct1otl outl.lneri :: ovc~ ti~i.s ''l"' I' ''t',i h,:•. r~ ~-r~<::i~.lr'l'!~Hl\.E:!'f1 '1-riti.~ .:r.~ir.~h,:..;,j11c;~l ""'(l!!~ ,)f' •:·\ln,~ 1'~J.fiC'!Pl. .;.. 1,-•lu .. : ·.~<~.,,:.tor w·•:e b-ui1t ~s ·-:n t~t·,.~:.ch:nt·nt ~!-l ~: '1!;.;-l·; ~~··:·~cr ~-:r~.-.1 it.: .::-·I~cil~ ::. l;n(~l• su.r~~~J {?)-(Sf). Lt 1a t;he tl·~1nlnn ·':'it~ ·:J·ilD ~;r-';_.;_. lj:-n ·-"''"".-..- ,.,, .•• '1-i ...... + 1~. '"I 't.:''•!·~ ..,.,,..,_ ...... -.-... •'•""'A .,..•. ,~~..:~ ,,,\·.f,.. ,.,i.. t .. ~, .... ·~'V.L~;r; ~-,~?t. ·.JI''), n enclo•u.rv ( 1). ~-- ~~; miil{"~n ·\,·t~:r-·:2 ... '" \ . "'. ~ ,J, \ ;,-.- t t r: l i::n~ ~~.u rtn~· :,,ctr1od ocv>Crrf!tfl. b·:-: ..,.... t-ift rH~,or-t. . ~T't- .~.{~ .. , tt~d ~"!;' 1}8\t\,.; . - ~- ~ .. ·-., -----·~;· .;, l.J'j, ~· L. ··· t~:1·-~ DECLASSIFIED DECLASSIFIED Korean War Project USMC-00122573 JVI/Jw1 Al2 .. AJ_ thou,_, ;;he en•y does not use a etocnd.r;rd T'' ttern in l ·1ne cleAr~cnce 1s &. slow r-nd r1elther~te "Jl"OOPIIB wi1l~•- Q&n not :or. hurr-ied. i-.ll 1.1Alt COIIIm'-'n~ers ehQuld be aware C\f t hie Let. rut- 111•ncot o~nnnt be !)lRO(«l on . ny oae aethod ot 1111ne cl"!Arano,.. All -,,.,;me shoul•: be ltll!c.•loyed to the 111111 t c t thltil' CA"fltl11 ttea. ;J;ng1neer neraonnt;l working a\ !!liM l'e!IOY!i.l develo" f••m111ur1 ty c·1th the ene:a)' methods wh1cm IR>iDJ taefl enables them to nerufllve the loooti~n of ouem:v m1nee. 'lhis ability should oe utl.l1?,ed o.v , rent- .. u•e of' the 'l'ank-Intan1:ry-!Cngtneer 'l'el'lm. ·.:nunlly '' four ~1en t;eaa ia nnf::'ic i rmt to accompany '·· tank ,)l&toon. JC :tN v • ;_j ~ ..• s r:r DECLASSIFIED DECLASSIFIED Korean War Project USMC-00122574 i:\ilihf ~~:WJ.iot.i~·,;~~ft- co, i ..., ..., ...... _ .. ~- .;.. , ..... f,JA •~ =a-N.(I)-ol .r· 4 .~ lw&l "Uii ._ __ 0 r;t~dl-= Qc I __ _..._. --1 • n--. l!e!l!!!! ,..L4'!e G •••• -... liarille u-p• .1. f"""'_. ~-- iii ifilH ...... JIH ...... ir ... l... ~... _.. .U&t~L:&= a.-c =...... --.. t=t•'llww Gt·ra~ '~'.an M ·eee•e•·m n M M ~ ...... 4~ .l!! ~ t!t ee--ll.!e! -~ a -.tor"'""'" 1/0.... UIIil • l:lip. llliu ••~ ,_.._.au .. ~ ._. .... :. Nlaav ._.efiiw -'·· ....-e-:-..1 •• 1-.a--i--w. Nli .. i.Mi•t.• ia ... ~a!-e _ear~~==-•• a::e ~M.l:aa ~;;lev-~ vf ~. ~~• J.wiii .. Jllae dld.MUen. u.nd ~-.l -.&'t'il. ba !!:J!A•r.a....& W aa .... 1~.. ,... •• , ------·--· - .. ------~-- ·--- .... -~- ... -----~ ..... -. --...... - .....-- "' ___ .,..._ llliilifi l•lle.ti-...... -. ~wl,hi•, u. ... •llf -.- 1a lae ~.,. ...,. • a === Ill~ 1a --~ u~'-· :~J.,w .... iiVHWii - ... 1ft ~-.P.L.~e IM'!Se!ee. !~ ..\t.~!!tc ~..- ~Yle! 1.-..ta, ===.-= lc.=r =&.= ;:= ..--1 ia M"Mdellie0 1' u. ••·~llio!NI4 .-.. ~ p!!I!!N.- !• 141 ...,. ••p;; u w iliOU"nwil i.'uU ...,.1111'-' oit ....,.,... ui ••~ und-. le lft ,..,.... -~!fie .!"~~ tt~ta !d._. ~...Z.:t!ec Ud --1!e.l. \IrA= ll•il~tu.I'Mn L• Nlil'llllin.i 'll.lcltlllia ..._ ut S..!d':o,_u. - ·~" _._ ___ _.... ~------.__ ... .._ ...... __...... , .. ·- ~~~ . --" _....._.:. ~~·-.::---...... ,.._ - ~ ...... ia.A.-· •.• ... •••• - ·- ...... v. ~- .,._.. ~ :1)..-e~-. • t~-d=-1 ._.,...,_._ oa V.. a•J.r. ti. ,._ ll.n•l.- I.e ~ J'U~ ••l'll$10 Fat"""• "'"' ~ !ill!! ~!! !!!t'*-LA.e llr>.• fhu u.Mh •u w ---. illlli a...;LI!IIII •• _, w _.._.... ir _ • ._...... _ __ ,,_..._.._ -'""...... t· ... -•.--•&- ...... Jl ..._ ...... ·- A.L.- ....___.. __ 'tiiiFii'iOioo _,...... •"# ··~ ...... ,...... ,... •• ·-·--- •• _.. --- .. a a a ~IM!M~ CD!IJ toOl w. 1.-M·!l.Jii'j, Y. .; .,. DECLASSIFIED DECLASSIFIED Korean War Project USMC-00122575 ttt1c11r ~!!I! Col.,l.~andlng Mi.rine Oohii 7ot 0}Jtll~tmr.dwit e-t tP,.e D1Y1a1on Gel'l!~trU .. li~ it&;~::~ J1'ao1t1e Vial (1) 0 & (G) • tlt'i! !oll~wing (b) th. 1·• nu.'L~l t t~d her-end. by the a. d~la..yi.n.g tr113tlc rotnett, emplfijiid- •• $xper- Tluri.a ~ thin pcr!od ~xo~i'Mi1~ H...&y pre!!ou~ in n.WMC;ar: ~·a.r o·r n11ne ~nwtall l'~liU•l&~Y.!. · .. (;';~'o .. :\~~o~u~~·J"eci en~J~~Y·· • "Ceuhn.... ~..te r·urthe'r~r~, !M O'(·p-onen.t 'l.n thttt 1eno,··, )..~~ -i~U1\.t.:l~ o:l.tt't'tlt;~ arJl ~#SO\!PI9t~ul _;d. ;111i~ to be a ;r.:rJ~-; t·rare o-r the a\lon ~~·"'·,~v maJ-eri t.y ut tt\w =S.nn! ~J'kOOUftier~ '11-Je .:::ti\ :,~f,i.i·'f~tr-e. Thr~ •in.ffa and 1f~~x~c~tied lt4'1RJ oaJflu.n.-4 U.s. .:i-·: "rYJ'h• altttaOUgh nUN (l). J...p:Jarenily, Ru··~:·d ..'):·J .ae 1radicatft4 !n ~nolo U• 'tJl:lf11 \~f:H:'Q ~tl~~ d!.eOOYftr«tti ov eperat1oaal :r:etho6.e~ ~->ri krvwl~d;e ef of: ~~-:~my ":t~H~ :!. •~rJ a.ll.ov &f4':'-r 4'l"·~1ng -t.he AT& 1:oo f'..!l"!'OV to th:J J DECLASS!!<1ED DECLASSWtED Korean War Project USMC-00122576 JVK/Jw1 l'.. l:! c the:~ ~""~~n.d., tJ:~e enetQ¥ e\lao pl!.i.G-P m1ne& in lc·v~t1tn1a \i,t.. er~ tht;rrv 1 ia: nn "j '· tll.,t~nt Jut:ft1.!1o~.t,_!on w.h.:f!te~e't!'!•. In eum.r.·P~ry, !r.lrHH! ~~r~ like , 'tt to ht\ ~nc ·-un.4!-'-~f"t)(1 r-roywh-.re -h,1 thout .. ,t-~ tte-Pn. -r)r '"".n~t ten~ ."!tt iir:tfifli iY•• ·~~ t.· ...•. -:i; t!;.~ -~ ... ln~ :'~".e1re- de~.Cl:; t~~~' ~ir.=~Y hac. :dopte• t:uil' ~:~r~:. e\- io~) ;~ __ ';'>t·:~-l.~L ~~~o tJ.OO tli!l"'~~ "'ifl~ju onf! n.n. to-,. or the nt:·~e-r-.; -tllHte of tili :;CJr•t l"w'"e lllown wll,olo "'1<1 vnrious ~.rtu of eq~~;i ~tor,t ,,,nd '1..-..11 I - , r..-'UWJ.~·;-: ~~-tor~ ~-ot'Hl ind1r:at1on~~ 8fr.)' . , r: ~; tl -~~(~~::- m:!..nes Utider th., rt.1-~d b.J d1M:l:1ft!4 1n frve;I thv S1Joulder. I t!, · ... ,,,.:,_~ tt.t~ra lt. no toll-t~l= loom# e."!,.J-'th over the- ~1ne- 't'·hl.ch -~-~t••Ptl·'·~' 'V" AU,1tl 1 'V n!'- bv Tll''•nbin~,i- .. • --- --~--- ' --- ··-- "'IP' ··- - ... ,------•• - ... :~1~-.>·. , ~,.; n i~Er:·;.,~r-~a:-6 1•r-oii1 lniell1&~t.aoo ~,;ources t\nd -~t.t. e·ri~~~aol'td. \:f fo;tctu -·1 .. ,-._~~ ~~·~r·t '·nee, ther-~~ i.e !nd!~-~~-'t!.t'H~ t:ttnt by inf11 t.r·;.;t.1ru~ t··1ct1oa the Hlf; :·• ,..c, n re-mi.ned :rr.~ 11d s '"lt'ev louaLy ol t!IJ,J•.,a. 1o ··. .u.n:. cr-...1~1'1 1n f~ -'-~'PtH~r~nee !!fi(i aonetruo'$1on., tt~.~ ~~(}Y. t;:: :1a mine L.', ,, '''c' ",.,{' vH:rv "'f :·ae ttve. ThA vnr:v illmerfeotionll vri.lch we are pron<:: t· ~ rP~ r~rJ a.$ ~JT-u~it~ · ft.{;Vw &.otu~ll.Y $J&rved to ,J.Qo,:r-e~tH: t~H~ etre:ui 1VGH~· ···I , ..:..1~~. ml.n-a. 1'i'..e U.ox ,ni.;'il: ~1a~ ~ 1-.1'f.H".H'!en --.tlfEed p.:;-·~~«Hlrt' r,. {.,;_,; ~--Lie:~--~- :~.~ uun oeu~d t~) ree.t on the ;'t:r"4118-~~ 1Jt'Jft ru~~!' ~ ,F,.}t')ft•n al•··"t, .. :;·J.r~.~- i:t~ldB tL~e flap otf 1Jho t~l!Bt·.r. 1s lruler*•tl ~r;hwn tt1.e ;:u1n• 1n :..;t_.,::;,-: f'.;.oc :--.nt.l-tonk. :;;-1'or:; de-ton~. t1¢c \.~kes nl:~ee t.n{n!~-}t •"·-re~-\~ure iw.norf01~:~t ooo et·-nnro"f'_,.·,~·~ ~•'l(l ttf'"J trl·?r\~.t.'\._rttl1.1. ln th& df!l'llth Of the f'UI9 ¥tell! t..Hf~ fli•J) ""•,.~~··•·•·'"-'.., ··-·~~. -·- •~-:._:-· ·~..::.:··-.=~~--t.~ ·k~--:1..-r, ,....,.. .\,1.- tfltuOI!r....._ fiW,iiit'~, J._,:\-tw~l~ ...... on r~'-·:'!':t. :__ ,)~'( WlfHIR coett.: uv~o •vv"'"u ~..,.. uu:· v .. "'""'-.:-' ....,.. - ...... - -· fll~ (." -. ·;--:;;ls ;,~~-ilt-H·u~ th-ttt\ the tox ~uet be ':'~t:!l"'t-1~11: crt.. HJl!H'1 La~toH t!H· , .i.i, ,,,~tNI''t..,, Al!lo the ~rOoCien box. &l\'eila ~'h•n ourit>l'l far nr~f'H;l~r~r ... to ba ti~.:Lt f.;;O 'Will\. ro(u... ~ ur.UcH.:ur• li re,~~u1re~·~ 1;(, de'W- nl~\.1'~ ~,:.t.;; ~:jJ.J!\1• 'I~heaA ~:.. ctnra o:x.~-tt•1n '... b,.'- the ~x m:1:u;i 1}.t~r.; b.~i.fflo~ ~~ulf) -r~~(;. :~.trr· tc(~ ~Jo t;'iP.f'~~ ~.:ho hnv€!' t~e~n eo1'~':.p11 et2 1-o C!OCttr '-'1 P! ! t 1.n thg f' :~ ~: ., lj .. o"tj"';'J(';QiiN Of' ~.6:tOU~'t1iJF '[Yr•Jl>r~bl,v ~ <'Ji;& ., ', • '"' +'lo· <'~ •1'~"~1 'I J""'f ·4! f'\t'· 1 !.< • , • I: .,,, ,f,. I,'\ ""~' \.i< .l '-'·•1>- .~ ·. • ..... <>!-~ •• T.ht~ :t'!.rJ:t. ve)'l.J..c:ltt or ~tf.·1 )/:1 ~P :t;(·:rve ~ (;t !,L{·: f!'-'ll"·tt:. (·V'~·n·~ tb.g r!:.tn•= ~u.ocee~1nr v~:h1i"\c~P t·.:-nvlrs to ,;;,.:, '""'x ,,nt.H fl.rH~lly the last unfortunate 1;€>.nk. true.•· ,,,. .'l;·~~::.t ~'- Ji>\:,·p :;··saGe over dt;to.n.e;.t1n tJ1~ ~~1n8. ~ '''·' , I·tl.c.u\•!l' "rr.Ht e.lomr til& r·NJd. DT l!Mii& to fl)' l ';'Jc•.i4 ~··ro-.J-d""i - J."tlo:.~l. ~~.rly (~1aMster-oU:r; to trtsrJ\117 tor-of.;& durin( t ..• i$ ·;~r-io4 1\-'in\'1 l-''l .. -,~ .. t~ .;f tjp:.. ·o!.r-:,1 :lote in th1s re~~ort. r-;,_.:.~-:i~~i·. ·\.lH~ 8.dvonct DECU·.SSIFIED DECLASSIFIED Korean War Project USMC-00122577 JVV../Jw1 Al.2 S6Vtr:r(U t 1r:t v~ B H.Rd o1iher VuhiGl4HI wer;e ••vorely d.Bn.~n~ ···L::· r·:::J.d \;ne ~t~~~n: ~::1th ~;line detector! and probed tor h di!i ance of l. E,l)Q .'!1 ards in four daYIJ. Jwecmio~r. coera tiona were delaYid on tt.,ro oe0Au1ofiu while art1.lle~-~ f1re t&ll-1n~ the v1c1n1 ty of th& road. ::.·we.uty-=f'ive native l~..~t.·~...... ,rer: 1:-rere ueearty wa• divided into two te'IDB, othere 1·:or~; as r~. double oheok. V.'i t.h this sy;tem or oporat.lons 10 tplnea , er~ removei1.. Ffh!s nh,.se ""u:c.s oom:nleted:. on ~~9 .runeo 1S:.J;Jl. ~ It tH i-;,el1.Qv&d t:!;.-~t ~1; th1.& time 'the road vas ~.ctua.lL~· Cl$a:r-rjf ml.n~a. Hc"t.·ctver, "rifhen n=k~d. b~,. tank La.tt.al1on ner~~onael es to wheth er th1x (;"n1,.-~::al1.on woulD e;uart~ntee safet-y ror the1r tf·nL retrlf!tYera to rer.'lovo c~.~m~~god tnnj:s slou[ the ro'1 "!'L·'' ···lnn der·1c:htJ•} UpOit u~:~e oimply to blo~ un tha ro~.. d. In tlu; tlBXt foi.. il:,. d~:;ya tHo tl:'enohes 11. teet ::·part snd t·wo teet dee~::., Yere ~ug b. n· tlvu l< •vtt .. ~ ,~ il: ,..,.., ~ "rl., ,(j;;, t.":~.h'l.'·_+,,,.,_,,i .... r'\ .. .,.~!!.--~ l!H.l -).l-'UJ'<:f'"~''--*--+ ...... ,,~.n l.··.,ou.;,:~..l.lll:li"loi~(L...... , ...... ''"" ...... ·.~L~, .&,..,:v.a.t_ ~+.~,_,. .. _.,k.._·.,-u•""''"'-f -....-- hundred ooun~a f'Jf" e.:not•ersJ. ~~nc.1.oaurea t21 'iii-o ~- ( ~~) fiiiO~ -vU:ri.ous )haaoa of thia projvc;t in ~.?ho'tcrr .-,he w1 th ex:ll ~~Ot-f tor·~· r.:at~:~tlon&. J.1~ :..~J, l_tidti tc1 t!l..-~ rt:ftt.l1:;(Jf} of cJeteetiOn QUtliUed dLOV"f)i th1$ orrf.ni:.-,ht.l.~·:rtt b..r1s e:r;;erirnented 1-.:it.h mecU~:lOictJl mo~a.tHJ of J..;iine removf'...l. ;.,., uJJ.Jtc c:ll.-i.C:~-~~.toz~ t·••-~a truilt (;;f.i -~n b.t~tior-want on':.\' TD-1-j dvzwr and1a ehoHn ~.n ancl<•aur-vs {7)-(9). rt iS the o~:in1on o!' thie t:Jatte.l!on that aucn a dov1ee would not l.,e l.J~J;i etfent11fe !l.nd. W!!uld subjeot the oner!~~tor '{'nd 8qu1.0ment to con.s1d. .-.:ral:tle hea.-l*de An r·~.J-lo-:..~n in data1' b.) cnelo-;ur; {1), :>:59 m1nf;a ,.;ere removed by tills ·bs.tt~lion t!ur1nv the oer!od OO'V'!iH«'' by 'Sh!.!! reQOrt.. '?tl&se mlnes were loea ted by usinf wileual i.A8t>•o1>ion, probing nnd the elec. tronio lliina ;;. •. DECLASSIFIED DECLASSWtED Korean War Project USMC-00122578 ~ ...... * • r:-~ .'~-"'I '"'!:::--N·.:-.u.i.l., ,J 'i~.f _J";.{l...... __ .,.:_..... _., .. ,. ·~-'~;;;o.: •.;;;oll. AJ.·.' ·• ftl'll' ~n'l7tny i~f.\~g nnt Utii.e r~ 'Jt;~~-nr1flrf.t rl'•ttnrn in 1 ... -·~· (HJ ~~1£~-m l~d. th (l:(;..ns-1C:Ol' 1 Fd;il~ lt~·!,(1 ~ A th ~J>w_Hb undl!lr- 1~}n< t.·.d~~u:~;! n !~HiJ;_thoOr) ot' ln,tinf:: a.:itltt~i iJy .,·,,_,,: ~-- 1 t,·n·:.~ ·.;:-ru1J1 r:: .. t~.,..,,, ;.~~Jd; :···:. n·u,··;.tl•:.!~... "T i~··· • .J.!o , • H-'Lt t OC·i:: .:nndci~'S ol~cn.tl '-~ \. t t·'! __ ne r--'~t!!OV''.l { 1 ~~VI!f).(" f' ··'· j~~-lL.T! '-.Y -·· ·J... "'-' tl.Mtl!~ J;:!n(.,bl~n tl:aHr ·co -~'-r -:;-::.v.:. ~hw ~- _, •• , '1 ,;,H,l;U.j.. 1.! X·\"ii5't- ... ~' •• ,_ ~ "'! ' ':t: ' :JtH· _:, .-!., .,1 ;. 1.(H~.et la DECLASS!!<'!ED DECLASSWtED Korean War Project USMC-00122579 ShCRE'T WDF;nun Al2 Ser (;07-5'1 enclos•d tor inspection. A recapii~ualtion or mine damages dnr• i..PI.g this period is enclosed arvi "Will. present an easily grasped ov.r-all picture of the mine damagus, and a preview or probable ---... ~ ...... _;,. ,."n.A-Ii+.in.Y\._ -~.-.,-.,- nn.-1.,-,., ;.:.i~'i'!;;;T' Ulo Volo&~& ""'"".. ,.._...,. ..,_...,...,..,_ • .,?-u--..-u- v ....o&-- J.·u- .. .,, ...,.. .,._ ., ..,. ·--• W)/V.L :;L A ao1ution to this oroblem. ci1)eB .not appaar to be 1m.-rLin$nt. Several iueUi --.on mine det6otion ha'ttt been of:tered.. These !nolnde tooth arrangement JnO'!.Ltl'te~i on. a tank OJ' a bulldozer, a scarifier oon A ~hARnRf'nnt -r-oll.:~r ctevioe. a flail tank. conert:lte rollers on ~r;t;.:fiii.id ~ii- druMs· to be pus had. ahead or a vehicle, and ex plosives. t:C.ch of th8Se ~~e~s h~~ b~~·n teste~--1~ __ 5'~~~~~ pr:~r.~~~-- the Korean co!"..f'lict, and thel:r err4tc'&1Venel!ls J..» aouu .. J.u.c. ~v ..... ~.,, explosives remain the most etrect1,;e deteot1o..."l/deatru.ct1cn mc~ans available. It is rfla.lized 1;nat vne problem related in this report is not uniQue to this unit nor to- this operation. HQ!!"evar i the orif··fl!ng effect of the enew.y 1 s min(~ laytng activities on this nnlv 1_mna:lrs thH combat eifioiency- of the tank battalion ,1n1t"-..... _... ---nnt- ----. - -.. ---- but. in addition; seriously reduce.s the fighting potential of the i nf"Antrv.. The aomolica- T'l..t __ J' ... .a -- ""'"r ~A~'tJ'~ nt'l' ..,,..ft'li"''.'Y'O +::,.., at:+:::~n'k"i nuo ------. - -· - ... J.J~V-.I.O>.I.V.LJ. UJ UQ.a..-., •~~{;. <.:.<..a....,,.,...., ..,..,. -----··--.... t1ons and ramificat1ons of· tank losses therefore are reflected db-ectlv in the •~vunchin.g« power o:f' th8 Divi~ion 1n the attack. conaidctred to be a problem or Sllf'f1o1ently It wai, ... there.forv ~ •----"-'--~-- - ·-~ ···- re~~era• seri~Ja consequences to warrant tJ118 presen~a~1on ana t1 nn in the .fervent haDE! that (l) ,sn awareness or the problem b;~~r;&ted-tfi-tne rndndi of othGrs ~r~ (2) t~At steps be taken in planning and experimentation to develop a positive detection and/ or removal d ElVi_ C:Hi~ ~ H. H. Lieutenant Colonel, U. s. M&~1ne corps Reserve Cc·mroaftdi.rll DECLASSIFIED t"'l t"'l e:;l e:;l e:;l e:;l t"' t"' "J_) "J_) ~) ~) ""' ""' 'J.) 'J.) ...... 1'"1 1'"1 :;1 :;1 .. .. J J •. •. • • thilt thilt • • ·• ·• 1:1! 1:1! JI!Jll• JI!Jll• o o .• .• ~~J;cll'e ~~J;cll'e tl~ tl~ 'll;r 'll;r '~Ill~: '~Ill~: IO:UIIIt. IO:UIIIt. i)1R!I' i)1R!I' 111~•· 111~•· Ji:llf!:f.Dal!ll'tt Ji:llf!:f.Dal!ll'tt i1; i1; .. .. • • • • &Z'IIll &Z'IIll O O c~t 1:.!JlirlS 1:.!JlirlS tw tw