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NATIONAL BUREAU OF STANDARDS REPORT

^BS PROJECT NBS REPORT

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' •# - ‘ ujtS 1 t< » -S .' ;• • ' ,-• ,Xl CU. S. DEPARTMENT OF COMMERCE

NATIONAL BUREAU OF STANDARDS

The publication, r

unless permission 25,D,C, Suchpe

cally prepared If

Approved for public release by the

Director of the National Institute of

Standards and Technology (NIST)

on October 9, 2015.

r In part, Is prohibited

Itandards, Washington

eport has been speclfireport for Its own use,

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Ihfi u^tsfe^wai'dn r«jvidw^J 4 pra««4^«i ft»r

#sctirii^uij»^-fa i.it#r^«4 far mm ^n asflitorFridll!3ii„-jar/ ^t>t5 perfar^d

:jii & gTois^p af fir#* thas« w)^dc?l»

«ight m^m

arms hav# ©rimaat ^ vi4«

rii:ig# af #«ti?i4-aijii^ut miaiml ra:;4i&. ^ Is -m^ ^miiumtim -;»f witii ill# ui^ 4iff«r#ai

fir# #iLi;iagalsimr3 m^xd t#»t flras*

Far s-aii« ti'i# iimrrn ims 4o^lst< #a t& tkn ¥4iyi{;

af t#st» Uw-^lvl*^ %'m mm wX i/|i# flras

far m'frnlmtimk af im.'i4 first ^jsila^iiis-istr^ sub«

ia tl^ C>4si ^mwa far mppmw&I X&r ust- aa

aai';>rba4is« fli# was as tMs

t/pm a* fir# aa «3itl4?^'aiSii4sai.'ii uraM,#«

pmrmblm tm JUi mc;arl^.mt flr#s«

li was sag##it«4 timl iMs ifim #f fir# pra^fi4#u

mu #*»/ «4i..ia4ais^^at pX'QhXmm ta af

sittiii^ulshsrs w5jli# at tlit tl» pr#s#?jiiai a

difficaii #Jl^4^i4ui.a^3»:l^ praj^is far ^thrnv m -. ta p.ravl4« a^war ta tMJ ^\»iiatlaa ih#

waa»t Cimt4 ta mmmtitmt m mrim

af Sit^iasursi ‘¥it:*l;t wai<^4 fir#« caiil4 a# feroilt. "Xhmm

mtm 4a»k$nm4 t& ml^ml/ ii^oXst^ tm

&#aa©tri#al af a ^latarbaat eaapart-

^alXsfy hll^ wiihla #«ch af .v^ltE flr«s ii»r#

cawisi4#r«4 a® iiossiaift* tiisaa ac»4«Xs^ with

mpXiX «:4 tub t/pmm a« iis«d byr batii tte#^ 4«r#aa

©f 4ta?jtfiar45 m-m lidayvultara * isbar-4i:.t arias » ^re a$#d

i-i a aarias af tests at .ortis :-ifer/Xa:.'4^

j-m r«sults of tn«a# tasts war# but 414

iaaicaia a .it#4 far a 4a#a lafi^ar iw##tli|atian af

{sra^laa mu4 oartala #aaiflc&tlaa& i^a laslraiXe

i:i th» mx.pmrim:itmX mquipmutm
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ucid<irl;4ija» t'l a«rr/ aa trim i w*ilct

b©fi>’i AUtrted* 4. pj?,aj»ct- va« tl'.i«ref^ra iMltlttUed

at'Ody of ^>U<» proi&i«4. warit wau? do-ia ou

|irabi«3 d-dtii ^o&Jiat y<©AT.

Xitls a Dri«f t.TO v.>riv

siaea timt A dari;ilta exparisi&atal

prott:ya* i* for ths p^trpoa& of tts&

a. If lEdts

c ml aum)

m axaaldfttloa th« mt'ii from

I>liui3 c^ act^I Xo Xim

doraAa timt ia

mthod of i^ttack vara fimt ttm :&im of tlaa

firae vaa «rl4.tr^iljr ia a<mald#tii4 ao X

aa aii3Mi? C4iu7a« ft|»p#ar« pra^ilaable la viaw xtm

variatf of eosibloMtimm of fto^itiorm

ttmt my :>tcm la act^i aarv^liia.

fh« firas oa«d ia tha C^aat daard t^ata jtalX

«rall^^ lata tarae cata^ariaai (i) flra# aiailai' w

jsad t£M Bds^a'4 aM 0ad#rvn^"itars * iab?»r&t'3riait lac.

to av&Iuat# «A;tli;igulal^i‘s ba&i'iAg th® ^^-2 il.i. rati 114,

i.a. devlcaa adltabl# far aisalX fXamal;^ fir®a$

thoaa id a atr-iicturc aiaulatlai aa caiap&rts;®at

la a aaaXI. aoi^arearl'ti &iid (J1 tlraa >f apacial cbaract^r

p^oasltl^ mt la practice md m% aaci^Wi:iter#d ia tli# oth«r

two catagoriaa.

Ir^Xlad^ari' taata mm m&^ ko&at duard

aquip'ocat as witii on the mxow co^i}*

partaiaxit firaa. c^^oaidcratXa varlabilit/ of jsari>r:s5isicc

%ra» iiotad both froa test to test aod mleo tfcc

several types of extla^uisJ^TS. It was observed that the

was uot sdbetaatial to closclr ^aalxitala

the ss'w sKtiiigiilshlai probla^^ la sdcce&alve tests,

toasequeatl/y thm tests were discoatiatied mXll a

iseavicr ea^ivis co^ymrt^iiftrjt ai4 siiuulatcd block coul2

C0.4S ir acted.

As tiis fire tests would r^ocesia^il/ U» co^kluctec

outdoors^ tests wex*e perforaied wltd ia© obiectiv® of

ietenaiiiiaif wiat effect, if ao/f «.te>spi;^ric co;iditio..'g
SifeW If* -^‘. J *-*.'.;*X 4\|.

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0 1 1to? rj»v

s^^S 'd-JuPt -J }tSicd4 b^SAlMtM Xf-»«a.S«ui|!!r':*;*!> .*r f
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tm t^lmm*ii«tri3iica if ir^

«lirjr«l'du& i/p«« or 03ctl«igul«tker»* «;;<«.» t^»Ut

trvro ^m46 witt. o«S3|»X6 t^oi'bou ui^xiae,

ftXid dry &hooi(;4l oplXI

tul: tiroes « ol^X«i' & iid U{3^$rvritor«*

»tft.’idiij’d rlr««t an4«r a wid« >r

dliillor «j(.|;^ri^atii w«ro &!«':) |xi»rf>>r^4 la & uu^tder ol

toets af Cii>j,^^rtfisofit i'lresi b^>t»L with o^alp- ^

ro€@lv«4 4M4d el#a itsi B^4.hmqmntl;^ malVLv^ at

iim Buro^u*

Iti imttB 3iftd# vith tl:m ^Q-^pusttmnt f UiA Viiri«Li4.1it.y ttm ty|^# o&Uiigulsdors

v&» catiCir^d* It iimt o^dL/ did

Viary by typo oa a oia^Xo lirOf but «X&'J- oi.tl.‘i$^8dor«t

4 $iv«ri »b:>¥4d o^:»;.iald^r«Uil4 ¥4rl4tioa 1.*$

44 tho of il^ wa^lrm c&iSjp%Ttmut wm mimngmim

duri^i^ tiii» initial m^^wim^!t4^X % rovlov voo mM of bold or opproirod

aodols mi of 4 typo o^oosidorod for

4pprovftl.* for t;^ p'orpono of «dooXd

b# l:iol)^od tilt progriiMii* fm Xi«i ^if

dovi<^H£ fi^^olXy 4#loct#4 4,^ 14tor adcopiod by t'^

Co44t diisard is iacladM m h of tMs report*

la p#rfor^a$ tbie i#0t4i tyith tho os

j^yppXittd iuid j^Iiia 4$ li’illl^Xl/ i^>aifiod| It wm aot««.

ti:4i tbs f4to of fdoX dot«r4ia»d £t^m

totoX bar.-ilr^ tl^ m dorlag co^pXote

tloa of fool I varlei eo&sld«rabX/ ttniis &^mrmX

types of test setaps* It v&s decided ta d»tttr.<aia« sior^o

sccurstsly tbe r&te of fiisX fh« tmlf

dksXXysoX^^ C^l used for Um&t» st>oiles eo^rlssd s

asirtuio of dtpis^its* UiS prlacii^oX frectiae of g&soXiriO.

Idle ftiiiXT u.^uildi hk» & snjwtrm disillletlon

r&a|e« I!:ds deslrobXe for Vcm porpose of

sc-dievi^g & a^re Uiiiform tlsse-rste of combostiou.

diseii/soXvi ^ S''4ii''iSustrl4i i.^*.ivs-.i.t Is isaasifsetai'iMi by

td« Skslly 'iX wojspso/, d&v.*64s city, l^ssodi'i, sud Is

reported to cooprise s jiloty^re of iMviak u

xisuxutiod rta^o of xat»^F*xx;2‘^r.
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iTJL^ mi$' s-^>- %>tm ixtitiow

MtJUCf C'i tc-

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Itr «m:U «c4*l Mtj %Uyc -iei' IftsU ft«if «issr

ma.$ ft m^' m^t »m. mm m ^ l»tSX4il ^r.i.:si.->-

&lss'.ftj^ft ;-r^>l?f-^ lJ£ #i.&vc':^<5ft

^ftll ft^'5^ :-l »d

jfeft^i|ii©©is 'Wt-^I' fs^*m <1

-fM^2 -W>l8 ftft immSmi^i «l

%-- ,,:S' .;-

mms-^ I'Jr %£SMX.:t h;X i<£-.i^ ^aliqa^S:

actl ;-.rrl#^t.‘ftv-.i6-s> £aj»i U- »« i,^-L:.'U--4 l»$C3

Im-m'tm ftd^f Iv^X^v rxl4

ar40i.‘«sii&l» c?^ $a. a*c &aq>;4

fl^:t I«sciX lo #2^^%

4ft &mk^^mm '^sv* .tip®^* ftvio{»-iXl«i»H.

,?;« 1.44ft X£l^¥i.fe ^ fciaf; milum tihVi

jj8' mim*isu% ®jti4 isof fti*i*j*i4l%-^'*»- 4/K*tii«?<i.fti isX w

M«i.dS5t<R-» >« irfce-‘5iiU’'4u' jrx?..*? i» jj*sXmUla«

nf =»:t:-jft y i*«4!C'ft«..IJ* ,‘^i.'J4-A;' -- ft»i4

i« S‘’i*i:7\r^r.|<(7r: -1©' & mlti^r ::
yn tM 4-ft bf 4-ft t#»t itir«t vA* tamA thAt tlr«

AV«rA«;A rmtA c>ASiii;»pi.i9A viuri«d frofi 20

Iltere per *e«isad* THIa t/p« ttre, e^^ndueted >«vd^ort ap^^eftfeo pAPtlotU&rX^ »u»cepill»i« t:> 4i>tt9«pherlc

eiiAage* 2 -ft ^Vmr hA;.id, i-iad «

«i>r4Al*terii mmvk.^t,im rate 11.4 i»X/teo« for

tl;ie eotioa ¥iMite flrefi eould £^i be read11/ deter^iv^ed

aa' tii# larj;© aaKm-'it of Cla*» 4 aater1^1- effestival/

to# tmralri^ of ti^ ClasA B foei. fhese three fire»» vrlth

tiieir v&r/l:ia r&tes of fuel ©onao-^tioa| are sl^lax to

those tr^at have beea u««d 0/ t;-# ^«,m«rltar** tAborat^=irife»

to *valttat« saalX ha^d portabla extinfaialil^iit daviees.

Zn taste of the Hie® spaa© a^"4 aogl^ eoajpesrt?iiint,

with and vlthoui tji* simlatad motor blooSt, the fmX

ommMptim ratas ra«s|«d. fros 9 to 17 *3l/»#c for th#

dlffaraot oo-Aft^mratlo-iS. these tests ^ a wood floor

^ratlhl was i4sad, ^hlcli aitlso%h partial!/ eorisaaad i:n tae

firtf did pravaiit elosa da tarsic^tloai of the ao^at

of fiiai axhj&ustlo:-?. fha piersad arloplitt him'mt firs? -isd

a coAsaaptior rata of approjamtal/ I ai/^e wUlch valt^

eoold» :if mwtmf 'm raaCil/ akangad B/ altarisig thm' »im

of tlwfe hole, i^aamrassnts ware oiittad oh tl:«a stov#

t/pa fire as the character ^f the proposed test fire

dlseodraga^ attampts to “oassiura tha rata of ft3®l e>m-

^

ootsad* t'm stales have tlj^t

the affactlaa^ss of ao- ajttligtdis^ar of a ©artala

varied eo^islderebl/ with dm$igfi of the test fire.

If io the proposed stiidlas the rata of tml r

-

e-uftdc ba !sai«l co?istaot, i^^ast tSia ajctijigtiisher eapsMilt/

woul'S i^aao^M large!/ a fuoatito af t-w of th®

fire with the special prafeiais that each co^oflgaratio^j

prasersts. A» these eati?xgiiil*hays, of several are

all iotaTided for mrvie^f it was considered th»t

as# of a ontfoi^ coos’43iptloj)i rate in the tests epeclail/

davisad for t^iis Invastiratioo would offer an

tageous -rm^ns of evalmtihg all of the deviceg. A vnl.i^

of 1311 34l/s«C‘ was chosen as a^perli^nte have showa th«t

ia fha enafl^tiratioris used this cohs^iis^tloa rate iives

fires of 8 «i«e capaMa of e*ti‘-ig wished in « sufficient ntrsbar of cas#s to justif/ the stud/, to

acl’dava thlii ^rO-fonait/ IWthar 'eoftlficatie-.ie ware

11 the ess^rimehta! fires?. In the case of the vertical

surface fire, simulating a possible eonhltl?--} with a dafective gsllef stove, tl;e inte*K’ed fuel is danatur^^^r

alcoi'iol. For this fire, t^.ia filial fl'^w rata will be

adiustad so t.hst tM S3c^Cta4 heat outpatf basaci on, ;ne,i
*

a,.* J*..J Jwft'J MV n ,va\ V*»J «-•» *>1* *ni i

-ilXlr ct- «4 »IX ftsn'J -K* ak^^u.sfv*

jj iiw i*t-.s %w.' »»?:.*-.4»i*'

<vt?i; sia'i.tl «r/

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..?.-s5»f4 m^:c^ mM\

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^t-4' * t<- ftCijeiiw fc?.

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s^iV ^^-hkm.-

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ttM¥ *1 mijk^ XXife

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i'-XiiCV ,‘.?«?.t^&4iJf-tt’*fVY.l HitXX %€^X Jfjoai-W'

!.i:..U4'5.^ A Iti- IX* '1^ &i:fm

m(^M «5* Y-a^veiil> 54:9«\Xf.- a^X

£,ti;t0'.|,f.ai-c^" aX^t4 ts»4>i* s*..- .'^ Hn< j «*4‘-3 fu

r - ',11131. $, c«S/4ii> Ic tixispiu ij'.vicilTi;*

':»*SSi4/ -SI- f. 1 j ,sirf i * t *«' CT 't'9i.-:37l»'!* Y ‘Xfi?*5tHi 4 filial OV^lilO/’

Lr::>.l^»‘ti>V Hd; 5WB*-& Of*® i*I mi^&lUX h^^T,f> MlS Ai

55 ; ;'. ^ Y“''' Xii «

•«i IXXV w?’X'l iiNUt ®#ta ,<rtii %f.\ -Xe,ni 5>X*
-:»r will Im &pprt>xA^at«fi*Xv

tiifi* »&.» aa Umt 5X* Ufit rir«f» Sk*ll/0->lvfe ‘-* 1!-^ test rir#s aro iri Apmc^^ijn B.

X saimX# data »^:i««t ia lasjXtid^d w; as «j-. 1.*-

tha :5hii^r'rat>l*iais to ta sasua ^rniag tlm

ladivid'O&l

JtWI W

M vai uada of r&t#s

of UiT«» -i/drowtfcom fxiiilas (1} **r*gsXUr*‘

(laad^c;) n’oppllmt oa l-arffi’msa

voatract aad at uritll ^ul/ l’^5| C2) Suit

:sarl;ia gasollna Caat#^v€s6i), C35 B^XlfmXv^ Cf

a sdxture of ^jigptaij©s* aisralial?!^ l:id©fixiit#X.r* fmgiilm

^msolkm wiis cii»3^a#a as %m mM% tmlf

mri<-iM ^aaoll'a« m tml^ asmil/

raeo3Kse:ide<l for aetotorfeoat vm^ s^II/aoI?'® C a

fuel vith » cormideraM/ t^arrow^r dlstlllatioii

(1^6* to tfeaa tSsat of eom;.aarela3. a

typical #x&2ij;la of :ms fraotlotia rolatllisl:id at

t«sp«r&turfe» of to tOt*F.

is ao appr#aiatl© diff«r«a©a lo V\^

laurrtiag clmraet^riatics of i^gutXar i;asolia# a.ad wl-i#

r^l* mith a «ydd«Ji '^urat of fla:^ teoa'aa®

of ta« 'coaceatratlon of !3lghljr volatll® vapors alsov#

liquid surface* ffc# flr«a a «ta^« of stod^rata

aqalliferluii wnie-t^ ‘ontil oal/ tssarlfer

fra.et.loas of the r^l r#3saln* ' a I-owj

dark fla^aa, prodaelsM & earaiideraM# volijm of saiok®*

/d’ter pro.Xo''34;^ed fXiekerin^, fi.rt g#e$ out Xe&via^g

a raeidtag ^if antur.:^ t&rs.

' 'Xo mattml t ikeHysolv© c starts kuTDlai: ev®i'iXf , qulcklr to a st&tle eoa*-

ditlorj i-ad mintai.sa e rather eonetmt ret# of fcumitt

witll the foal is axhaustedf at vMch ti^ tbs ttm goes

out sadde.?iXf* It develops little durlof eomhtAStloo

aod leaves al-^ost ao r^^sid^oe after #o,^detio;i of eo^-

^&0-are^.uta imre also jf the mtml coosu;^ti o. rates aod radiadt eimr|j output of th# three "»:m

fire source was 0*700 Ik fuel placed over 2 1/S i/s.

water ia a 0-la* deep pan of XX -ih. diatsster* the pa/i

was placed ou u scale which, wms read to ae&rest 0.005

Xb at lu-»ec iutsjrvaXs duri/;^' the eatire progress of t^ie
*a 1-.-X ^'Uj e^^ll J5;%fii«h>€.*»|

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ench tho tl4r*« a Tulrly

rat« v«us attalia»C «v 30 to kO jsSt&v

^i4 coutl.i'^ t^T ^ to 3 tl;0 two g&«oli?ie3 arjil

4 ml-i for tb« 0# outs>iita .r«aoli^ &

eoiiat^^it rat« at 1 ala iBut w»r^ lot app?«fei&l?3,y beXov

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t.h# racil&al oatput of C waa iisor# uraifar^

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mm of thl# f=a*I a# a autaUtut# for gaaalli-«»

aa 'ua#4 oa aotorh^sata* oh^iat# auth

arltioiaa it la pilA:.^md to roa a aufflcioht auiihar of

aupXicat# taats ual-ii4 tl^ two fual t/p#a, tMa Mill

b# dom aarly Ih th# liwaatlp^tioa to p«r^,t pro.^t

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fir« taata* fiva r«p«titlo;'ia mm mmpX'Wd aa thia

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Vit|jj»rlalug Liquid*

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: f -{ri
Fire Test No: 1 (CG-MMT-I'IBFT-I)

Type of Fire: Gasoline spill

Test Apparatus: Shown in sketch

Fuel: 2 ^ qt in recessed area

Preburn Time: 5 seconds

t

Method of Attack: Begin application at windward edge

of fire.

MINIMUM SLAB

RECESS x DEEP ^ \

THICKNESS-4

\ ^ 4-0"X4'-0" ^ 1

' " -f- 1 - 6 —

/

7’-0"X7 -0" ^

Fire Test No: 2 (CG-MMT-IffiFr-II)

Type of Fire: Fuel saturated cotton waste

Test Apparatus: 8 lb cotton waste as shown

Fuel: 2 qt sprinkled over cotton waste

Preburn Time: 10 seconds

Msthod of Attack: Begin application at center of

windward long edge

2’-0"X4'-0"AREA of cotton WASTE

CENTERED IN 4 -0 X4-0 TEST AREA

/

WASTE 5 TO 6

DEEP

1 ~r

^—4-0"X4'-0‘'TEST AREA ^

Fire Test No: 3 (CG-MMT-IiBFT-III

)

Type of Fire: Two-foot (nominal) tub

Test Apparatus: Tub as shown. Water to bring level

to 10-^ in. below top of tub

Fuel: 2 qt poured on water

Preburn Time: 20 seconds

Method of Attack: Begin application to windward of

tub, against opposite side wall.

14 GA. STEEL SIDES

AND BOTTOM

Fire Test No: 4 (CG-MMI«MBFT-IY)

Type of Fire: Running , vertical and horizontal

Test Apparatus: 1-gal covered bucket, set on metal

stand, bucket flush with sides of

stand in downwind corner, hole to

direct stream upwind.

Fuel: 3 qt poured in bucket

Flow time: 10 seconds

Preburn time: 20 seconds

Method of Attack: Begin application to windward of spill

0.160 HOLE I FROM

BOTTOM OFBUCKE

BRACES(8)

6^ I.D. X 7 X I4GA.

STEEL BUCKET

2''XI2'‘XI4GA.T0P

I^'x|x|xi2"angle legs (4)

^4'-0"X4’-0"TEST area

^VV ’V T

Fire Test No: 5 (CG-MI'fT-l'TBFr-IX)

Type of Fire: Flowing, vertical surface

Test Apparatus: Shown in sketch

Fuel: 1 gal ethyl alcohol (denatured)

Flow Titne: 10 seconds

Preburn Time: 20 seconds

Method of Attack: Apparatus facing upwind, operator

to windward

FRONT SIDE
'..Vi-'",,

mw. S ' ' "0! 4:^' (

l;'*

.1
Wood Floor Gratings

Gratings are constructed of Ponderosa Pine, No. 2

common, nominal 1-in. by 4-in. mill lumber (dressed

dimensions 25/32 in. by 3 5/S in.).

II

II

SECTION A-A

3" 3"

f XfWOOD SUPPORTS

4” LONG

Engine Compar tmerit and "Engine"

Both units made from 2-in. by 2-in. by 1/8-in. angle

and Ih ga steel plate fastened v/ith l/W-in. bolts

f

.

Engine compartment

made with bottom

open, long sides

covered, top and

end plates

removable

.

"Engine" covered

on all sides.

Fire Test No: 6 (CG-MMT-IiBFT-.V)

Type of Fire: Bilge

Test Apparatus: Shown in sketch. 1-in. depth water in pan.

Fuel: 1 gal on v/ater in pan

Preburn Time: 60 seconds »

Method of Attack: Begin application at center of

windward long edge.

WOOD GRATING A

C=J T

1 1 r "x: r

- L 1- ki"

BAFFLESO) ^I4GA STEELPAN 4"X24''X48'

I ^

HIGH 22"lONG INSIDE DIMENSIONS

(2" GAP AT ALTERNATE ENDS)

Fire Test No; 7

Type of Fire; Compartment (empty)

Test Apparatus; As shown; 1-in. water in pan

Fuel; 1 gal on water

Preburri Time; 60 seconds

Method of Attack; Through open top, at operator’s

discretion

^26^X48jCLEAR OPENING-^

^14 GA. STEEL

ENGINE COMPARTMENT

30"X30"X50" (INSIDE)

WOOD GRATING "A"

\

STEEL PAN

Fire Test No: 8 (CG-MMT-'iBFT-VII)

Type of Fire: Engine Co iipartment

Test Apparatus: Shown in sketch; 1-in. water in pan

Fuel: 1 gal on water

Preburn Time: 60 seconds

liethod of Attack; At operator's discretion

^26^ X48^CLEAR OPENING^

Fire Test No; 9

Type of Fire : Engine Compartment

Test Apparatus: Shown in sketch; 1-in. water in pan

Fuel: 1 gal on water

Preburn Time: 60 seconds

Method of Attack: At operator's discretion

26^ X 485 CLEAR OPENING

“I

I

ENGINE

IC\J to

C\J

X

-|C\J

(X) c\j

WOOD grating"c" PAN

OPENING

Fire Test No: 10 (CG-ITMT-MBFr-VI)

Type of Fire: Engine Compartment

Test Apparatus: Shown in sketch; 1-in. water in pan

Fuel: 1-gal on water

Preburn Time: 60 seconds

Method of Attack: Application through open end; at

operator's discretion

26-2 X4"0PENING-H

' '/ L

V

woodgrating"d" PAN

OPENING

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