WPC  6#!UN% %s 0(y^ w@4 m 0c) 1m 0w 0p 0 0 0N 0 0 1 f 0Jn 0T 0^ 0hj 0r 0|D 0 0F 1u 0dK 0( 0(U>= AIoL@OW 1a<o@>{v~v7Canon BJC-4000Q,,,,Q0(9 Z6Times New Roman RegularX($6{% DDbbbbDUbDc%X3|xU(;3$2#  0  .3  0  # e37=CIQYag1.a.i.(1)(a)(i)1)a)(O$0  2 e  a  .3  0` (#(#(bd$0  0` (#(#2 e   .3  0 ` (#` (#(xj$0  0` (#(#0 ` (#` (#2 e(  0  )3  0 (# (#($0  0` (#(#0 ` (#` (#0 (# (#2 e(  a  )3  0h(#(#($0  0` (#(#0 ` (#` (#0 (# (#0h(#(#2 e(   )3  0h(#h(#(t$0  0` (#(#0 ` (#` (#0 (# (#0h(#(#0h(#h(#2 e  0  )3  0(#(#($0  0` (#(#0 ` (#` (#0 (# (#0h(#(#0h(#h(#0(#(#2 e  a  )3  0p(#(# hAG_cgkosw{Bullet ListBullet List 2 0Indent123  2" 0Indent20 23  2, 0Indent30 0 23  26 0Indent40 0 0 23  2@ 0Indent50 0 0 0 23  2J 0Indent60 0 0 0 0 23  2T 0Indent70 0 0 0 0 0 23  2^ 0Indent80 0 0 0 0 0 0 23   ?AGMSYaioIndent0I.A.1.a.(1)(a)i)a)P 8Mac DefaultMac Default ` X("$("$<  9p`(&Times New Roman 1 2 3 4 5*C << GWPC'j<%"Nj<%"N  *  !5!.&(2 4,4UU]6- -, !)  !)  C+-4$ ` \! `!C ` p'Q Page    www.mfri.org ?AEIMQUY]Indent111111111WPC'w,0Q#ow,0Q#o  *  !5!.&(2 4,4UU- HQQ0 !)  "'   ` f!Q InstructorGuideQ NotesC+14$ ` \! `!C 4 !  "'  PtPtHH(FG(HH(d'A  0Styl{WP}01  HH  2$HH  Geneva  <Px443!#4$*$$*$ KK  Geneva  Geneva .,6 Geneva   D2:De Geneva  D2:De Geneva ! . )      ) ԛ_.VentilationRefresher)InstructorGuide)  )X SessionReference: 1 Topic:ReviewofVentilationPrinciples&PracticesLevelofInstruction: TimeRequired: 3hours Materials: Chalkboard References:  ` X ,hX 0 0 _ԢIFSTA_ԀEssentialsofFirefighting,3rdEdition ` X )PREPARATION:)XMotivation: StudentPerformanceObjective(_ԢSPO_): Thestudentwilldemonstrateabasicunderstandingoftheprinciplesofventilation,thesafetyprecautionstobetakenwhenventilatingastructureandhowtousethevarioustypesofventilationthroughclassdiscussionandparticipation. Overview:  ` X ,hX ( / (0 0 Reviewofventilationprinciples0 0 Safetyprecautionsduringventilation0 0 Reviewofthevarioustypesofventilation ` X )Session1 )X0 ) ReviewofVentilationPrinciples&Practices )X_̢SPO_Ԁ11Thestudentwilldemonstrateabasicunderstandingoftheprinciplesofventilation,thesafetyprecautionstobetakenwhenventilatingastructure,andhowtoutilizethevarioustypesofventilation.EO111Demonstrateanunderstandingoftheprinciplesofventilationandhowiteffectsfiresuppressionoperations.EO112Demonstrateanunderstandingoftheprecautionstobetakenduringventilationoperationsastheyrelatetofirefightersafety.EO113Demonstrateanunderstandingofhowtoutilizehorizontal,vertical,trench,hydraulicandmechanicalventilation.) =,u2 ` X ,hX )XI.PrinciplesofVentilation(11) A.0 Ventilationtheplannedandsystematicremovalofheat,smokeandtoxicgasesfromanareaandthereplacementoftheseproductswithcoolerfreshair.B.0 Effectsofproperventilation0 1.0 Bettervisibility0 2.0 Reducedtemperaturelevels0 3.0 Reducedpossibilityof_Ԣbackdraft_Ԁor_Ԣflashover_0 4.0 Easiertolocateseatoffireorvictim0 5.0 Reducedsmokedamagetopropertỳ C.0 Advantagesofventilationtowardfiresuppressionoperations0 1.0 Assistswithrescueofvictims0 2.0 Increasesfireattack0 3.0 Reducespossibilityof_Ԣbackdraft_/_Ԣflashover_0 4.0 Aidsinpropertyconservation II. 0 SafetyPrecautions(12)      A.0 Whenventilatingastructure,firefightersshouldwearfullprotectiveequipmentand_ԢSCBA_.B.0 Alwaysventatthehighestpointifpossible.C.0 Have_Ԣhoselines_Ԁinplaceandreadytomakeyourattack.D.0 AlwaysworkwiththewindatyourbackorsidewhencuttingventholesorventingwindowsE.0 Neverplacea_Ԣhoseline_Ԁorelevatedfirestreamintoaventilationopening.F.0 Checkthestabilityoftheroofbeforestartingventilationoperations.G.0 Restrictnumberofpersonnelworkingonrooftominimumtoaccomplishtask.H.0 Alwaysworkfromaroofladderwhencuttingholeonapitchedroof.I.0 Watchoutforoverheadpowerlines.J.0 Haveasecondaryescaperoutefromroof.K.0 CheckpowertoolsonthegroundtomakesuretheywillstartbeforetakingtotheroofL.0 BecarefulnottocutmainstructuralsupportsM.0 Watchoutforsignsofunsaferoofconditions.N.0 Maintaincommunicationscapabilitywithventilationcrew.O.0 Removecrewfromroofafterventilationholeiscompleted.̀ III. 0 TypesofVentilation(13)           A.0 HorizontalVentilation0 1.0 Useofdoorsandwindowstoventilateacrossthefloorofabuilding0 2.0 Openleewardsidewindowsfirst,attop0 3.0 Openwindwardsidewindowsnext,atbottom0 4.0 KeepventilationopeningsclearfromallobstructionsB.0 VerticalVentilation0 1.0 Openingmadeabovethefiretorelieveheatandgasesduetomushrooming0 2.0 Ventilationopeningshouldbemadedirectlyoverfireandatthehighestpoint0 3.0 Utilizeanynaturalopeningsalreadytheresuchskylights,scuttleholes,exhaustfans,etc.0 4.0 Ventilationopeningsshouldbelargeenough(minimumof4'x4')0 5.0 Openingscutonpitchedroofsshouldbeonleewardsideandashighaspossible.0 6.0 Makesureopeningisclearfromanymaterialorobstruction.  9 C.0 TrenchVentilation0 1.0 Usedinbuildingswithlargeatticareastostophorizontalspreadoffire.0 2.0 Fourfootwideopeningcutinrooffromoutsidewalltooutsidewall.0 3.0 Openingmustbefarenoughawayfromfiretoallowittobecompletedbeforefiregetsthere.0 4.0 Tacticusedtosaverestofstructurebycuttingfirebreakinroof.D.0 HydraulicVentilation0 1.0 Useofinteriorfogstreamtomovesmokeandgasesthroughwindowordoor0 2.0 Widefogpatternutilizedapproximatelytwofootfromopening.0 3.0 Fogpatternmustcover90%ofopeningformaximumeffect.0 4.0 Willmovemoreairthansmokeejector0 5.0 Quickwayforattackcrewtostartventilationprocess0 6.0 WillincreasewaterdamageE.0 MechanicalVentilation0 1.0 NegativePressure(Useofsmokeejectors)0 0 a.0 Placementofejectorformaximumeffect(highestpointinopening)0 0 b.0 Reduce churning0 0 c.0 Removeitemssuchasdrapes,blind,screens,etc.whichmightblockairflow. 0 0 d.0 Provideandmaintainunobstructedreplacementairopening0 2.0 PositivePressure(Useof_ԢPPV_Ԁfans)0 0 a.0 Placementof_ԢPPV_Ԁfanformaximumeffect(outsidegroundlevel)̀0 0 b.0 Coneofairtocompletelycoverdooropening0 0 c.0 Ejectsmokefromopeningonoppositesideofbuilding0 0 d.0 Maypressurizeoneroomatatimebyclosinginteriordoors3 )SUMMARY)XStudentPerformanceObjective(SPO): Thestudentwilldemonstrateabasicunderstandingoftheprinciplesofventilation,thesafetyprecautionstobetakenwhenventilatingastructureandhowtousethevarioustypesofventilationthroughclassdiscussionandparticipation. Review: 0 ReviewofVentilationPrinciples&Practices0 0 ReviewofVentilationPrinciples0 0 SafetyPrecautionsduringVentilation0 0 ReviewofthevarioustypesofVentilation _ԢRemotivation_: Assignment: Evaluation: 󀀀̜