UNCLASSIFIED

AD NUMBERAD511153

CLASSIFICATION CHANGES

TO: unclassified

FROM: confidential

LIMITATION CHANGES

TO:

Approved for public release, distributionunlimited

FROM:

Controlling DoD Organization: AssistantChief of Staff for Force Development[Army], Washington, DC 20310.

AUTHORITYGDS per DoD 5200.1-r; Adjutant General'sOffice [Army] ltr dtd 29 Apr 1980

THIS PAGE IS UNCLASSIFIED

7't. Aim

F-X4

~L

I V~ Avaiabr C iifys

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SECURITYMARKING

The classified or limited status of this report appliesto each page, unless otherwise marked.Separate page printouts MUST be marked accordingly.

THIS.DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OFTHE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE LAWS, TITLE 18,U.S.C., SECTIONS 793 AND 794. THE TRANSMISSION OR THE REVELATION OFITS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PROHIBITED BYLAW.

NOTICE: When government or other drawings, specifications or otherdata are used for any purpose other than in connection with a defi-nitely related government procurement operation, the U.S. Governmentthereby incurs no responsibility, nor any obligation whatsoever; andthe fact that the Government may have formulated, furnished, or in anyway supplied the said drawings, specifications, or other data is notto be:regarded by implication or otherwise as in any manner licensingthe holder or any other person or corporation, or conveying any rightsor permission to manufacture, use or sell any patented invention thatmay in any way be related thereto.

CVID CONFIDENTIALDEPARTMEIT OP THE ARMYOPP=i C THS ADJUTANT ALrWANINGTON, .0. 2 ,

AGDA (M) (25 Aug 70) FOR OT UT 720216 : -

SUBJECT: Gperational Report Lessons Lea ned, HedqualLe;-, J 7t:

Aviation Battalion for Period End n8 30 April !976 (v)

bEE DISTRIBUTIONi

I. Subjet report is forwarded for review Iand evaluatiun i; o. x,.,

with paragraph 4b, AR 525-15. information 6f actions initiatea a.,result of s bject report should be forwarded to ACSFOR OT wUf withi-.days of rec eipt of covering letter. IIi2. Informa on contained in this report is provided to instrc r :benefits in the future from lessons learned during current operat,may be adapted for use in developing training material.

BY ORIER OF THE SECRETARY OF THE ARMY:

1 inTi8U1N KNTH C. VICIUIA

Major General, USAThe Adjutant General

ISTR : I'RBUTION:

Commanding Gdiera IsUS Continental Army Command:5 Army Combat Developments Conmiand

US Army Materiel ConmandCommandants

US Army War CollegeUS Army Comand and General Staff CollegeUS Army Air Defense SchoolUS Army Armor SchoolUS Army Aviation SchoolUS Army Engineer SchoolUS Army Field Artillery SchoolUS Army Infantry School

Regraded unclassitied when separatedfrom classified Inclosure.

CONFIDENTIAL

CONFIDENTIAL

DISTRIBUTION (Cont d)US Army Institute for Military AssistanceUS Army Ordnance SchoolUS Army Transportation School

Copies furnished:Office, Chief of Staff, US ArmyDeputy Chiefs of StaffChief of Research and DevelopmentAssistant Chiefs of StaffChief of EngineersCommanding General, US Army Flight Training CenterCommandant of the Marine CorpsDefense Documentation CenterUSAF Project RANDCommanding Officers

US Army Limited War LaboratoryUS Army Logistics, Doctrine Systems & Readiness AgencyUS Army Aviation Test ActivityUS Army Mobility Equipment Research & Development Center

2

CONFIDENTIAL.

CONFIDENTIALMp.uRWr OF TM A

!IOUMhRS, 307th ~VLMTIC DTrLMiM ((3:,*IO ~n 7rmwisco 96215

W~h:c~j, o~ tctt1~ Report - Lasson Lea-nd, 307tb 4-11't --nP kU01

(ot)for iPoriod Ending 3D '.Prl M''O, ~*

Cc~andez,AGirgl1 CICUSaP-'C, 4rnI: QPOP-DT, LPO 4'

1.(C) STtJX OPl0?l~lS: SIGNIFICWN i'rrII:s

s.(C) )1ISSfl: No~ ohmlgd.

b.(c) C&GJIZITIC.N: Tbah1 s b'ien a chmnpc) in the ~'cr~.nis~ton in'ozect tho list rePorting PeriOd. oil 17 Kiuch I-'?C, .

batta~1ion g...inrod tI Btry (SLT), 29th 'rty. Thwr wer,3 %l90 chvifze Ithe attjetmentg %s *bcn on tho Org'mnseation WAn St'ttirn Chart, . 'L

o.(C) CatOWI mw'1~NL

(1) Then b'ttdllon bfs .perined narbt1W : uj'r in~principle st4ff positionit during tho reiportrl Period-

(2) Cc-pceeition nf th3 Batt&alion COv,~ad G

Co~h~r LIt M~ Theodore E. Wuhisoa 20 Doe, 69 ii/

misC Off 11WJ Di) ~Jhn s T. 1mIj" 70 N/1

31 CPT~ DW Robert N 501'e1e 2 D-c 69

at CP? Sc Ro Fal . CaRrmf 21 70 ') ~

32 CPT IZfl J,.wfurIilks 23 b

32 CPT ?% istwdL. Ycit A 'pr~ 70 ,

OTT( OU-IncasrtCONFIDENTIAL

CONI DE 'JTI AL-AVEA9kIC 15a 1AY 70W=UXJ~C1 OporationaI R'prt - IDs~unslU barnd, 3Clth Aviation b~attalion

(Czbt) for Pur'iod Ending 30 April 3970, DOS, CSFOR-65 (R2) (U)

VLWJ IDA Thoms~ R. Chamm I Jan 70 23 Fab70

19 MiJ Se Hiton D. Brooks 23 Fob 70 31/A

34CPT AMI ?rank TStookoy IJen 70 9 Har 70

S4CPT E Distor RR i 9 Mar 70 11/A

(3) Subordinato Unit Comiaandar Changosi

(ai) Ono of th. oubordinate mnit congn&tdcra chitnged during the

(b) Eompsition of Subordinato Cotmndcrsi

MiC, 307th CPT ?A Roperw J. Osborn 7 Jan 70 */A

147th Am Cc 3M i? Marvin BeCox 16 Oct 69 UI/A

235th.-rn Co K4&J FA Kennth BeTate 20 Uc 69 23 4r?70

23%th -.wCo CPT WD Loul L Bouault 23 Vr 70 31/A

271 at Amn Ce MM IN? OraldL rftjrs 27 Doc69 X/A

24&UI .7zmn Co 3W IN? LnyStandridgo -28 Jan 70 11/A

(a) SAbo-tinato uit uiiacut~vo officer turnovers w.), an follow,:CP IOI & E.oa L illwr, replacud CPT Ronald I.. KMtll.rot I Kmr 70 in tho 271t A.Ivn Co. CPT! Cluatus %lon ic raplacedby CPT B.ail D. 7r"eman SMEOMn I Fob 70; repl*cad by CPT! BrwuidonC. Vwathors, ifi ar 70 in tho 235th I\vn Co.-CP? ',rch D.BotlAy, 41j~ln ro placed by CPT ? Nnnia L. Toit, 44 liar 701repUcod by CPT Qharoas L Horsantt, emomf 5 ',pr 70

d, (C) umiTT mE.NOD .5 OF )0 !MIL 1970t

2

CONFIDE NTIAL

CONFIDENTIAL-AVlBABN-PC1, .,,,MMJKcTs Oporational Roport - Lussons la~rzud, 307t; .•

(Cobhat) for Period lidins 30 iwi 197'% t .

UNIT onc7 o '

147th .vn Cu 1s 8 26 19 227 204 268 2"1235th !mn Co 17 13 39 29 198 181 V ,-'' 3244th Af Co 19 18 22 6 290 27? ., 1271st Am CA 15 a 26 25 2V' 239 201 27278th FAD.04 0 0 1 1 8 0 to 91 i774thMid Wt 1 * 1 0 0 7 10to~Cobra Not Tom 3 10 12 6 56 49"HHC. 3J7th Am , 19 17 3 10 l' -1-N Btry, 29th 'rty 7 5 0 0 13 11485th )od Dot 1 001-6A Nctt 3 3 3 2 6 6 12TOTAL W N f TMTIT -uW ,)i

e. (C) CIViLIN:

IX 72CHREP

14?th Avn Co 12 14 2,235th Avn Co 38 38 0244th Avn Co 2 2 3271st .m, Co 1 1 2N Btry (SW) 0 0 0HC 30'tth .Avn Bn 6,_ 0

5th ftn IM (Cbt) 59 60 7

f, (u) .tDS MOMSSM I VWVRYT 70 TO 30 "=L 701

WAD 14.7th Wh 21 a Usl. H B i IM 0nth Avm Thn

Dn' 4 16 6 12 0 2 40DS 33 22 Is 10 12 43 138All 66 126 10 63 0 13 278

RCOK 92 41 90 125 46 41 435P 3 t 4

g- (C) AiIM rIT ST ITUS AS OF 30 AVflL 19701

CONFIDENTIAL.INCL

CONFIDENTIALAVDBAN-PC 15 May 1970SUBJECT: Operational Report - Zasson3 Lirned, 307th .viitiuv, Pttalion

(Corbat) for Period 1nding 30 *.pril 1970, RCS, CSFOR-65 (112) (U)

UH-1 CH-47 A1R-10 OH-54A 04-61 OV-1xr OjLj vfj 0/H uIJm 2& wvT 0/H M 2n /~~JT /

147th Ixn Co . i6 15 2 2.235 .0 - "o 2 3* 21 18

244th ,vn Co i 18271st "n Co 16 14 2 2Cobra Net Tiam I 1 ii 11OH-6A Net Tm 5 5H.C, 37th *.In Bn 1 1 3 0307th WmBn (Cbt) 4 5* 32 29 32 29 7 4 5 5 18 14

*1 UFf1 on hand receipt from the 162nd ;Wn Co to support night operations.

h. (U) It & It AIMCATIOr's USED, 1I nBU~A--"O-O=RL 7U;

Hawaii 29 29 15Sydney 17 20 14Tokyo' 8 6Hong Kong 9 11. 2Baingkok 10 14 8T,,ipai 3 11 3anil, 1 0 0

TOTAL 49348

I. (C) 0,'PR ,TIO4AL SUIPPORT Z.D EV.!TTS:

(1) VC initiated incid,;nts in thu C-n Tho City, Pinh Th'iy andCan Tho 'Arfidld -ron ruo,.in,.d !.t a low l1vl throuphout th.3 reportingperiod. On 060700 1kb 70 VC placed a rrunadu in the gas tank of *i Jupfrom G2, M IC, IV Corps, on thu mndn str(.ut nt",x the USO in Can Tho City.Tho joup wzs d¢itroy-;d :md 2 civilivns worc .,oundjd. On 091500, Fb 70 anestimated 6 to 7 VC wotring blue uniforms wera sightud (vicinity VS 828086).Results of strikis placed on this position were two (2) VC KBA. On 022100Apr 70 Can Tho 'Arfiold rnttr (vicinity VS 839105) w-is probed by in ast-imitod frur (4) VC. On 030145 .%pr 70, agnrn at the sa. loc.ition, groundradar confirmed an unknown numbeur of persons outside tho priswtvr.

O 7 14pr 70 a r-lli.ur from tho 231 Ith 17 '.rttllry Battalion stated Can TheCity would be attickAd prior to tho riny s.-ason. On 24 *.pr 70 wnotherrallier of this saw; unit also gnvU the sw inform'tion. Hc statjd the303rd and 309th M? 9'-ttalions w;r,, located on tho Chuong Thitn/Phnng DinhProvince boundary. Ordor of Battles IV Corps, presently carries one battory

CONFIDENTIAL.4

CONFIDENTIALAVR,'N-PC ? ?4t. j :SUBJECTs Operational Report r Lseons Iarncd, 3070,. 'i . ' :... .

(Combat) for Period 'ading 30 April 1970, ?J% ',. ;';- ',2 .)

of the 2311th ;rtilory Bott .ion in Phong Dinh PftvL",c ..1 thro battilions were formall locnted in Chucng ThM,:.. z.n".,..

Basjd on agent rapertu, an sirstriku was put in the vicinity of WS 67C0 oni 24Apr 70. Subsequent agunt reports indicatod 10 VC KBA .nd 7 ', 1A, Ttil..w-s within the WO of the 2311th.rtillery unit. On 28 Apr 70 ? -t:ndlyoperations, based on the results of the airstriko of 24 .Apr 70, uncowredth following mAtorial, vicinity WS 6500,, Whih are beliiov'i, to h %..- b:..longed to oithor the H-37. lirtillory unit of the Tay Do W l.atP L V. -0.2311th 'irtillry unitsI - 8 mortar, I - $7 nR rifl, rif!nj, I d. 10150 gronadcs, 6 mines, 28 - 60m mortAr rounds, 20 - 57c roa.,s; 4 -,rounds, nd 2 - 75 RR rounds.

On th, night of 31 Kr/t Apr 70 in expected ineruAso of incld, n t; ,..johvitthe IV Corps Tactical Zone occurred with 251 ineidc.nts boin, ruport. 4

Ircidints roemaned at a high levcl through the month of .mril sv-r' l.r40 per day. Prim-ry trgats wore small isolAtod outposts und watch tc'era,The majorltv nf those incidonts (82%) wore of the harr.esment type.

The numher of aircraft hit by Cround-fire r:,-mdnad at a high lev,.L with aPo.k of 34 aircraft in March. 'ln averaro of 23 ilrcraft par mont were hitdhring the period.

(2) ' Airfield 9oecurity: Thoro have boon no sigificant ehar.esin the airfiold dofonse plan during the reporting period. Fifty-fivegallon crums of JP-4 hAvu b-on placed At strategic locations within the per-imator wir -me a supple.mental light soureo in the avant the perimterlighting fails.

Phantom Twi-ito, a last light V1, continued to produce significant rusult'.in Phone Dinh Province. NeSiged to provide a strike cpnbility tm react toagent reports .nd to dony onom movamunt within tha B So vital sone, ti.omission has buen instruintal in securinS tho Can Tho .dfiold defunsv.

., duily nspection of the purimoter is conducted by a C&C aircraft to detectbreaks And/or broaches of the defensive wire.

(3) IV Corps ,mecina Hissions Ths battalion daylight of01eiveopuration, Phantom IlI, bGcu OPCO! to the IV Corps 0-2 on 19 Fab 70 ndwws renwod the IV Corps .peial Mision. The objective of the change wasto gain mmximum uffoctivo utiliantion of air assets throughout the Corps.Missions are now ruqu,'at. s~ud-rnthly by the rospoetivo lector IntolMt-gone, Officers and allocated by the Corps 0-2 ,r basurl on purtinent Ititelli-,#nce And operational ruquiramnnts. The results for tha period I Feb .0 to30 i40 70 ore as follows

CONFIDENTIAL

CON FIDEN TIAL15 Naw 1970

SW3ZCTs prtiina1. Wprt U issons Laarnvd, 307th 14viation battalion(Cdi)for bi~d aiding 30 Ipri1 1970, RCS, CSFUI-65 (112) (U)

QCTI , ~3 XONW~ ~01DRIESMONT DAY M. I COhni/sT cbQrST DWUS F.(/ES

Feb 12 41 39/0 t/0 129/258 2/189 5/2Mar 23 6", 31/1 0/0 216/460 16/136 12/4

1p 5 34 39/0 0/0 53/217 6/137 60TOT US 17#1 104/1 t/0 39705 24/562 17/6

(4) NI 4ht Phlptrnm South: The b.attilion night offensive missionhas continued tc obt.ain significanit r.csults In th4; U-Kinh and Pon Crt.' forests.?4issiaris turns were variod to avnid set pattorns and during Ifirch thI. battsk-lion begvn flying two missions a night In tho area.

Cotonunrcingt on 12 .pr 70 a last, light Vft was conduct,;d by '%n OV- I floh~wk inconjiunctioni with tho* normal infrvrtd ndssi, n. A. sh!'up rise In KBAn ie *IaCr -wrlts oew.struqy.d ituri., this period provLid th4*value of th% mission. 1fissionevaluation is still boing c.Induct.ad and 0-1 aircraft sr - ctirantly .ijused for the VT1 portion.

First light visual reconr iiss~viee, agent roports -vid Hoi Chanihs haw,~ con-firiaud 22 KBA.; 40 structur.-a da-nared; 79 structurcs dostroyud; 24 sampansdvamegd; 63 s.vars destroqxdj 9 PL uc-rndriessAn IHE secondary for the

f appareunt dacruage In ccnfirrwd operiti~inal statistics. The ajority of con-firrnod rjoults hiv.; ecar froni visual roconiviissncr of th tareo!t

(5) Stfuty St.-Aistics J February 70 to 30 '-pril 70: *' total oft7,26a hours wwro flown by thu battalin!i during the roporting period. Theunit's qceid.int rnto duers aiscd during the~ pe.riod fro~m 1.9 to 11.6 per.100,000 flying hours. Th;r,3 wer.; 2 .accidcnts during this poriod. Ono hasb-)en ittributvd to pilot u~rror And th. othar to atofil fnilure.

WI?? LU'OINOS LrIIJGS VCID'ITS ICCIT)n, TS :.T.S

147th AmnCo 0 0 1 0 0235th ivn Co 0 4 1 120,7244th.vn Co 0 3 0 0 0271st.wn Co 0 1 0 1 21.?1HRfC3Oth vn Bh 1 0 1 0 0

TT-S183 t 1.6

*Accident riatu based on 100,000 f lvioly hours.

CONFIDENTIAL6

CONFIDENTIALAVBABN-PC 15 Ka 1970SUBJECT: Operational Report - lessons learned, 307th Warltin. tt %1i

(Combat) for Period Ehding 30 April 1970, ;'CS, Cr'%F.1-4,'5-') .:'

(6) The 147th .Wn Co (Aslt Spt el), l-.;. . , : ,tinued to support operations throughout the IV Corps rac ',-.i ir-this period the 147th flew 4,295 hours carry-Ing 4,,) .9,608 tons of cargo. Fifty throe (53) aircraft were recovered by the 10thand transported to ropair facilities. The unit received 12 ",V"s byeground fire and had one aircraft incident during the et.n period. InMarch the 147th flow 1,659 hours, a lot Aviation Brigade record fc, anAssault .Sipport Helicopter company. An of 30 %pr "O the 147th hAU1-ll.hovurs of accident froo flying.

(7) Daring the period the 235th Avn Ce (Att ck RR. fur.:.the IV Corps Tactical Zone with armed helicoptxr support. T, .mp..r -comitted for eight (8) to seventeen (17) aircraft per day. Th*t 235ts :.-iCo suffered the loss of two aircraft during the reporting p.:rio'. C -i 2Oa70 om AH-IG had its tail rotor shot away by enemy round fire in . -n ClangProvince, Pnd on 12 Apr YO an AH-tG crashed at Ca Mau, Ain Auven Provj,~rme Whil,making an approach during IMC conditions. There were no fatnlit-,Iee a the.accident. Durin' the perimd 235th aircraft received a totAl of 37 L- tu fr,;menemy ground fire r sultinq- in one combit lose on 20 !Ltr 70. 5ovdn air:raftsuffered combat danieQ. Diring 11arch the 235th flew 1,868 houis which uot-qblished a now compnny rcord. Oportional results for thu period appear onthe Opertional .Statistics chart, inclosure 2.

(8) The 144th Avn Co (Surv Airplano) flew side looking airborneradar (SL:J1) and infrared (IR) missions nightly in support of the IV CorpsTactical Zone. Thu intolligonce inform-tion received was dissiminatod bytlphonc and telutypo to th i requesting agencieo and inflightod'directly tothe appropriato scctors. Visual And photographic missions were f.own dailyon a pre-planned reconnaissanco and immediate request basis. A cdmpanyrecord of 1,403 hours in a single month was established during April. L.iddition to the repuL-.rly scheduled missions flown in support of IV Corps#the following special missions wera accomplished:

R~T3INC 1 rj,:CY PHOTO IR SLAR

0-2 Air 16 30 10Navy 10 1 0307th CAB 19 10 105th Special Forces I .0 0

The unit took 10 hits from enerrt ground fire during the rapnrting p4ric . Kaaircraft or personnel wore lost to enirV. action and the unit had no al 7cri;taccidents.

CONFIVENTIAL7

CONFI DENTIAL

AVBADN..PC 15 May 1970SUBJMC: OperAtionAl Report -Lessons Learned, 307th Aviation Battalion

(Coiabqt) for Period Ending 30 April 1970, RCS, CIFOR-65 (R2) (U)

(9) The 271st tvn Co (Aelt Spt Hel) continuad to Drovido tacti-cal. mobility to the IV Corps TacticAl Zone. The majority cf the unit's-issions were flown-in support of th3 213t ARVN Division operating in thesouthern portion of the Delta. During this period the 271st flew'4,583 hourscarrying 49,218 troop-. and.'movinp 11,600.7 tons of carpo. In addition, the271st Avn Co hAd one Accident which was due-to maiterial failure.- On 21 Apr70 the compnny was qwardad the Hferitoricus Unit Commendlation for cper'itionsconducted 1 Ma'rch 1968 to 19 Nov-erbar 1969. /

2. (C) 3.tCTIaH II LLS*C*NS 3 R~ COfi4'ND!2^ 033J,"VM.TIN. 9V1,L6'1I0K,5RrXOM!NDkTIG±WS. IiQD COA-4 ND CC*?:

1. (U) FLRS0NIL1a: None.

b. (C) INTMIG 2=C.:

(1) Civie ',ction i'rosryn:

(a) 3a~V\TICN: Populated resbordering Can Tho, 4,ry lir-field could be used to stage enarly -tttacks.

(b) SV.LU.6TI0N: No informiAticn v-s beine obtained frc.1 theInhabitants of hao~ts bordjirinp Can Tho VAF -is thera wa no ,oint of con-tact, betwaeen US personnol %nd the peopl3 in the hvlets. . survey of the"It revaqlad a need for help in construction cf minor prc.jcctss medica~laesistAnce and itid to needy fanilics.

(c) RvCOMND'TICN: Units having raspongibility for d'fenseof "dilitary installations use the civie action propran to enhince theirintisiligence atherine syste"*is*

1. Durinr' M1arch 1970 nan intensive civic Action progrAm

2. fludicil issisttne-s is providid on A bimtonthly basis.

3. Nu'acrous bridqes h-tve b..ien built in tho local village.

4. Food -knd clothing hara been provirtaI to needy farilfas.

5. ccllaction of person-a hygiene -articles is underwa.y.

Thesi will be distributed to the local harIlots.

CONFIDENTiAL

CON FIDENTIALAVBABN-PC 15 MAY 1970SUDMCT: Opration.l Report - Iassons '. rnad, 307th .vi.ition BattAlion

* (Combat) for Sriod Ending 30 April 1970, RCS, CSFOR-65 (R2) (U)

00, (U) OfMRATIONSs Vbno.

Sd. (U) ORG'IZ.'.TIQN None.

.. (U) MI.INZG:

(1) -79 ualifiention:

(a) 095VATION, Nersonnol with an avintion oriented HOS werefound not to be qualified or f.niliar with th 14-79 (40m) grenade launcher.

(b) EV W.;TION: Tha -79 is used 3s the primary direct fire sup-port we-.pon for the defense of Can The Izzy ,rfield. Ao facilitius existfor fardlization or qualification with the M-79 for personnel stationed at/ Can The : J.

(c) REC0444DIIOM, ll1 personnel assigned to RVN be familiar-

ized with the -79 duo to the dependence on it for perimeter defenses.

(d) C101-= 'OTIONe:

1. Officers assigned tc the 3-3 section have undertakentrainin. and fnliasrization of guard pcrsonncl in conjunction with thescheduled nightly pvrimator d,;fense firing. 1 short class is conducted onoperation of the I-'79 and safety procedures. 'rach individual is allowed tofire, under close supirvision, into the free fire zone borderina the airfieldperimeter.

2. 1ames of. the Individuals firing -ire turned over to theunits for entry on tr-ining records.

f. (U) =oGISTrCS: None.

g. (U) COMUMIC ?IONS: None.h. (C) M:MR1,1:

(1) 'Preflight of XH-159C Rockot Pods:

(a) OBM-OV'.TONt Xange dispersion of the 2.75 inch FFA wasgeater th-n, norilly anticipatad.

(b) V, LONTO: nvctigation revaaled personnel were using the*m-159C pod as a step during preflight cf the aircraft. The excessive weightbeing applied to thu pod caused the rear shackle to bond Alvatirg the tubi.

(c) MCOM ;DMDTIONt Copies of this ruport be distributed to unitsowning M-0 aircraft. CONFIDENTIAL

CON FlCEN TiA LAVI '311-PC 15 :!ay 1970SUMMC: Op.erati'nnal ,prrt - Ias.,ons I.e4rned, 307th Wiition Batt-alion

(Conhat) for P.,.ri'-d Endine 30 .pril 1970, RiCS, CS7'01-65 (112) (1j)

I. Each Mc-159C *4',ck.,t Pad1 was stenciled with the werdinp"1.0 3~

2. Unit SOPs have bee~n rdvised and spocial instructionsf'.r all -,;rsonnv1cnc.r)i( thi, XK-159C pol hav been incorDur!t.;d.

3. 1. l.ettur was distrhutu: t all, 'J-IG avi itr i- -trsirprop,_r pref~light tuch.-ique of -thu XQI-159C pA,1 and rc- iph-isizirg; thuj I110SVhP" critaria.

(2) 'idifict:.n ci CH-47 't Pyl'T "- rk Pl.!tfcrms:

(a') 0B3&1.iS MTON: Ci-47 sircr-ift assignevd this C-"-nn wI.urUhaving fr,;qujnt infigLht 1093 of nft !,?].-n w.jrk platf'oris.

(b) V *V'. .2I0!N: It was d.It.;rrdin,.I tha-t inf li,!ht stross on thutw,,' f.-ctory instaljd l2tcL.,s would 3t tirq,.;ucauso 1itch f-Alure rusultin,7%in ctv%.-%u t the. aft rylV vi n nUt safXty hazard. r)ltily 4ro, ,cti. n,:f ,t,:.rk 1.-itforiw rid la'tchi.s l-.ssuned butdid rrot fully !illeit -: the pro-b1on. An MWO is curr..ntly boing publishvrl for instillaitio.n eof a h~nvy dlityiwork pl-tform lntch but it h:33 no't yct r. 'chud tho~ MI..

(c) RZC01Or-.D'.TI01Jt Until the rsodificatiun becomis :1v:-ila-ble tounits irn th.u field, recorrixd thu; following be adoptu.d -to a intcrim m.:IsurQ:Units shnuld fahric~to a locking stud that is svcurad to the structouru if theaft pylon. Thi stud fits thrcugh a reinforcee htle in thQ work plitform.Then th r'eoor is closed a L~:ckinry pin Is insurted thro:uPgh th(-. locking; s.tudrr th.; *.tsidj A' the d'ocr.

(d) coM4 1!n TI

1s '.n Er.l, number Q61120, was subr-itted on 2 jpr "0.

2. 'all CH-47 -drcraft in one unit of this co-manrd havo beenmodifiEd -nd ovail~v-ti.)n is curre ntly undzorvvy tr. d.aturnin-: th.1 succcss ofth3, rndificition.

1. (UI) OTHEII done. ~'

3 Inc TWG0DO1E 1. !t.TTISON--_ - ----to- 307th 'xn Pn LTC, FAtio

nnd Stition Chirt Cornac1ine2. 3077th .*.vn 3n Oerationa

Stntistics3. T-tsk Forcu PhAntom

Crznizatien'xl Ch:)rt 10 CONFIDENTIAL

Best Available. Copy

AVBACF 1-C (27 YaY 70) 1st IndiSUBCT: Operational Report - Lesoons Leared, 307th Aviation Battalion

(Combat) for Period Exxiing 30 April 1970, RCS CSFCR-65 (R~2) (U)

DA, HQ., 164TH AVIATION GROUP (COMBAT), APO 96215, 24 May 1970

TO: Co~mnzing General,. 1st Aviation Brigade, AtflI AVBAGC-O,. APO 963834

1. (U) 7he attached 307th CAB ORLL for period ending 30 .April 1970 hasbeen reviewed by this headquarters.

2. (U) The following coin.ents are made on the report: Para 2, Pages 8thru 10. Concur with coDzents;

I LLI

11 ,Aro

tKvBA2:C-0 (15 lay 70) 21 lSPUOCI~: Cperationa1 iot-±.ossors Learned, 307thi .vitn t.i~t on

(Co:mbat) fai- teriod Ldi~ng 30 April 1-R0,O.O 3~-i .)(

D:. ~ ~ iS: !I". iOIGAD io 963C-4 2 0 JUN 11MHlt.. Carandin:; Ganaral, lk~vtcd itates AnT~ V1ctnaLi, A16 ? '%

*Conar-i-1h"e, itatol.tates ry Pacific, AT111 It; aAPO 963558

TVa Assistint Cdof of S)taff For Force Davoloommot, )c~t~tci thaArV, Washirnjtong iD.Ce 20310.

Is TWh~s healqartars has ren ;c~e the Op-zr--tier-, -. 2;-Lcof tile 307th A';vitinn Lattalion- (CO:lat) for -':h- r c1 :)ALi 1C/ja concurs ivith ta rot as icorsc.

2. o follc..In~ co-n si!:ttoi: 1l -x.%-ts ".11.A !-. C ,itho ;ractice of -1sin tX- -a3~ rock:3t po~s for sL6,.-an t-10~to vctOnil l"::C 5sz -o e t:-C 1NS 44is infOnr!_tim -i?.1 'ZO 2 ~di

\V AliK'1 N A. PEr FJSO'4CI'T, AG(LASST AG

AVIHV-MT (15 May 70) 3d IdSUBJECT: Operational Report-Lessons Learned, 307th Aviation Battalion

(Cot) for Period Ending 30 April 1970, RCS CSFOR-65 (R2)(U)

Headquarters, United States Army Vietaw, APO San Francisco 96375 8 0 JUN 9910

TO: Comander in Chief, United States Army Pacific, ATTN: GPOP-DT,APO 96558

1. This Headquarters has reviewed the Operational Report-Lessone Learnedfor the quarterly period ending 30 April 1970 from Headquarters, 307thAviation Battalion (Combat) and cinents of indorsing headqu-!ters.

2. Reference item concerning 'Modification of CH-47 aft pylon workplatforms", page 10, paragraph 2h(2): Nonconcur with the recommendation.By mssage dated 9 January 1970, AVSC(M prescribed the interim correctivemasure to be used pending publication of an HWO. Unit has been soadvised.

FCR THE OMKtANDER:

LtW S e Jr.

C8:.,11 ACCCy ftn: Agtsm Adjutant Geesllot Avn Bde307th Avn Bn

/ 13

GPOP-DT (15 May 70) 4th Ind (U)SUBJECT: Operational Report of HQ, 307th Aviation Battalion (Combat) for

Period Ending 30 April 1970, RCS, CSFOR-65 (R2) (U)

VQ9 US Army, Pacific, APO San Francisco 96558 2 2 JUL 70TO: Assistant Chief .of Staff for Force Development, Department of the

Army, Washington, D. C. 20310

This headquarters concurs in subject report as indorsed.

FOR THE CONHANDER IN CHIEF:

1..OZAX~

Amet AG

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CONFIDENTIALHQ, OACSFOR, DA, Washington, D.C. 20310 .GRU

Operational Report - Lessons Learned, HQ 307th Aviation Battalion

A. OasERIpTlve NOT*$ (73p.o ow and1 611e.Im, dates)

~Prtn~eofuite~aad in counterinsurgency operations, 1 Feb to 30 April 70Aem

CO, 307th Aviation Battalion

a. REPORT DATE M5 TOTAL NO. OP PAOG 7.0 0'R~

15 May 1970 O.20 R1OTNUBRSM. COINTRACT 00 GRAMT?40 S&. ORIGINATOWREPROUD1

66 PIROJOCT 0110N/A 702194

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it OISYRISUTION STATEMENT

It- SUPPLEMENTARY NOTES r'. SPONSORING MILITANT ACTIVITY

NIA jOACSFOR, DA, Washington, D.C. 20310

IS. AGIFTRACT

DD *nw .1473 UNCLASSIFIEDbeculity Classification