Texas Boiler Inspector Licensing Exam Tes
b. b. b. b. b.
t Questions And Correct Answers (Verifie
b. b. b. b. b.
d Answers) Plus Rationales 2025/2026
b. b. b. b. b.
Theb.bestb.wayb.tob.determineb.whenb.tob.dob.ab.boilerb.blowdownb.is?b.-
correctb.answer✔ ✔ Waterb.Analysis
b.
Inb.ab.waterb.tubeb.boiler,b.waterb.isb.insideb.theb.tube,b.whereb.areb.theb.gassesb.ofb.combusti
on?b.-b.correctb.answer✔ ✔ Aroundb.theb.tubes
Blowb.downb.theb.boiler...b.-b.correctb.answer✔ ✔ Onceb.ab.day
Whatb.isb.locatedb.onb.theb.waterb.columnb.tob.keepb.sludgeb.fromb.buildingb.upb.inside?b.-
correctb.answer✔ ✔ Ab.blowdownb.valve
b.
Howb.oftenb.dob.youb.blowb.downb.theb.gaugeb.glassb.andb.waterb.column?b.-
correctb.answer✔ ✔ Atb.leastb.onceb.ab.shift,b.inb.theb.beginning
b.
Balancedb.draftb.isb.controlledb.byb.theb.useb.of?b.-b.correctb.answer✔ ✔ Outletb.dampers
Blowb.downb.theb.waterb.column...b.-b.correctb.answer✔ ✔ Onceb.ab.shift
Testb.safetyb.valvesb.every..b.-b.correctb.answer✔ ✔ 30b.days
Ab.boilerb.operatingb.atb.14psib.isb.ab.-b.correctb.answer✔ ✔ Lowb.pressureb.boiler
,Safetyb.valvesb.areb.meantb.tob.dob.what?b.-b.correctb.answer✔ ✔
Liftb.whenb.pressureb.isb.toob.high
Whatb.isb.theb.bestb.wayb.tob.protectb.ab.steamb.gaugeb.-b.correctb.answer✔ ✔
Installb.ab.siphonb.betweenb.gaugeb.andb.boiler
Lastb.thingb.tob.checkb.whenb.fillingb.ab.boilerb.-b.correctb.answer✔ ✔
Makeb.sureb.ventb.isb.open
Whatb.pressureb.shouldb.youb.haveb.inb.ab.pulverizedb.coalb.furnace?b.-b.correctb.answer✔
✔ Ab.negativeb.pressure
Pulverizedb.coalb.isb.burnedb.in?b.-b.correctb.answer✔ ✔ Suspension
Bestb.wayb.tob.getb.ridb.ofb.TDS(totalb.dissolvedb.solids)b.-b.correctb.answer✔ ✔
Continuousb.blowdown
Whatb.doesb.theb.fusibleb.plugb.dob.forb.ab.boiler?b.-b.correctb.answer✔ ✔
Itb.isb.theb.lastb.lowb.waterb.alarm
Whyb.mustb.youb.alwaysb.wearb.safetyb.gogglesb.whileb.lookingb.atb.theb.boilerb.flames?b.-
correctb.answer✔ ✔ Tob.protectb.yourb.eyesb.fromb.harmfulb.UVb.rays
b.
Tob.keepb.safeb.inb.theb.boilerb.room,b.youb.mustb.never?b.-b.correctb.answer✔ ✔
Carryb.toolsb.inb.yourb.backb.pocket
Whatb.canb.beb.determinedb.byb.theb.termb."ab.droppedb.plug"b.-b.correctb.answer✔ ✔
Theb.fusibleb.plugsb.tinb.hasb.meltedb.andb.theb.tubesb.areb.burning
, Howb.doesb.pureb.waterb.affectb.anb.electrodeb.boiler?b.-b.correctb.answer✔ ✔
Lowb.conductivityb.whichb.causesb.lowb.heat
Duringb.waterb.analysis,b.youb.searchb.for?b.-b.correctb.answer✔ ✔
TDS(totalb.dissolvedb.solids)
Thermalb.efficiencyb.isb.theb.ratiob.ofb.heatb.availableb.versus?b.-b.correctb.answer✔ ✔
Theb.ratiob.ofb.heatb.absorbed
Whatb.typeb.ofb.furnaceb.isb.ab.pulverizedb.coalb.furnance?b.-b.correctb.answer✔ ✔
Negativeb.pressure
Ifb.youb.hadb.ab.screwb.typeb.andb.ab.quickb.typeb.openb.valveb.usedb.forb.ab.blowb.down,b.what
orderb.areb.theyb.opened?b.-b.correctb.answer✔ ✔
b.
Quickb.isb.alwaysb.openedb.firstb.andb.closedb.last
Positioningb.controlb.systemsb.needsb.whatb.tob.operate?b.-b.correctb.answer✔ ✔
Clean,b.dryb.air
Ifb.thereb.isb.oxygenb.fuelb.andb.releaseb.inb.heat,b.whatb.otherb.factorb.isb.missing?b.-
correctb.answer✔ ✔ Temperature
b.
Inb.ab.waterb.tubeb.boiler,b.waterb.isb.insideb.theb.tube,b.whereb.areb.theb.gassesb.ofb.combusti
on?b.-b.correctb.answer✔ ✔ Aroundb.theb.tubes
Whatb.isb.theb.differenceb.betweenb.PSIAb.andb.PSIGb.-b.correctb.answer✔ ✔ 14.7b.PSI
Howb.muchb.pressureb.isb.ab.lowb.pressureb.boiler?b.-b.correctb.answer✔ ✔ Underb.15psi
b. b. b. b. b.
t Questions And Correct Answers (Verifie
b. b. b. b. b.
d Answers) Plus Rationales 2025/2026
b. b. b. b. b.
Theb.bestb.wayb.tob.determineb.whenb.tob.dob.ab.boilerb.blowdownb.is?b.-
correctb.answer✔ ✔ Waterb.Analysis
b.
Inb.ab.waterb.tubeb.boiler,b.waterb.isb.insideb.theb.tube,b.whereb.areb.theb.gassesb.ofb.combusti
on?b.-b.correctb.answer✔ ✔ Aroundb.theb.tubes
Blowb.downb.theb.boiler...b.-b.correctb.answer✔ ✔ Onceb.ab.day
Whatb.isb.locatedb.onb.theb.waterb.columnb.tob.keepb.sludgeb.fromb.buildingb.upb.inside?b.-
correctb.answer✔ ✔ Ab.blowdownb.valve
b.
Howb.oftenb.dob.youb.blowb.downb.theb.gaugeb.glassb.andb.waterb.column?b.-
correctb.answer✔ ✔ Atb.leastb.onceb.ab.shift,b.inb.theb.beginning
b.
Balancedb.draftb.isb.controlledb.byb.theb.useb.of?b.-b.correctb.answer✔ ✔ Outletb.dampers
Blowb.downb.theb.waterb.column...b.-b.correctb.answer✔ ✔ Onceb.ab.shift
Testb.safetyb.valvesb.every..b.-b.correctb.answer✔ ✔ 30b.days
Ab.boilerb.operatingb.atb.14psib.isb.ab.-b.correctb.answer✔ ✔ Lowb.pressureb.boiler
,Safetyb.valvesb.areb.meantb.tob.dob.what?b.-b.correctb.answer✔ ✔
Liftb.whenb.pressureb.isb.toob.high
Whatb.isb.theb.bestb.wayb.tob.protectb.ab.steamb.gaugeb.-b.correctb.answer✔ ✔
Installb.ab.siphonb.betweenb.gaugeb.andb.boiler
Lastb.thingb.tob.checkb.whenb.fillingb.ab.boilerb.-b.correctb.answer✔ ✔
Makeb.sureb.ventb.isb.open
Whatb.pressureb.shouldb.youb.haveb.inb.ab.pulverizedb.coalb.furnace?b.-b.correctb.answer✔
✔ Ab.negativeb.pressure
Pulverizedb.coalb.isb.burnedb.in?b.-b.correctb.answer✔ ✔ Suspension
Bestb.wayb.tob.getb.ridb.ofb.TDS(totalb.dissolvedb.solids)b.-b.correctb.answer✔ ✔
Continuousb.blowdown
Whatb.doesb.theb.fusibleb.plugb.dob.forb.ab.boiler?b.-b.correctb.answer✔ ✔
Itb.isb.theb.lastb.lowb.waterb.alarm
Whyb.mustb.youb.alwaysb.wearb.safetyb.gogglesb.whileb.lookingb.atb.theb.boilerb.flames?b.-
correctb.answer✔ ✔ Tob.protectb.yourb.eyesb.fromb.harmfulb.UVb.rays
b.
Tob.keepb.safeb.inb.theb.boilerb.room,b.youb.mustb.never?b.-b.correctb.answer✔ ✔
Carryb.toolsb.inb.yourb.backb.pocket
Whatb.canb.beb.determinedb.byb.theb.termb."ab.droppedb.plug"b.-b.correctb.answer✔ ✔
Theb.fusibleb.plugsb.tinb.hasb.meltedb.andb.theb.tubesb.areb.burning
, Howb.doesb.pureb.waterb.affectb.anb.electrodeb.boiler?b.-b.correctb.answer✔ ✔
Lowb.conductivityb.whichb.causesb.lowb.heat
Duringb.waterb.analysis,b.youb.searchb.for?b.-b.correctb.answer✔ ✔
TDS(totalb.dissolvedb.solids)
Thermalb.efficiencyb.isb.theb.ratiob.ofb.heatb.availableb.versus?b.-b.correctb.answer✔ ✔
Theb.ratiob.ofb.heatb.absorbed
Whatb.typeb.ofb.furnaceb.isb.ab.pulverizedb.coalb.furnance?b.-b.correctb.answer✔ ✔
Negativeb.pressure
Ifb.youb.hadb.ab.screwb.typeb.andb.ab.quickb.typeb.openb.valveb.usedb.forb.ab.blowb.down,b.what
orderb.areb.theyb.opened?b.-b.correctb.answer✔ ✔
b.
Quickb.isb.alwaysb.openedb.firstb.andb.closedb.last
Positioningb.controlb.systemsb.needsb.whatb.tob.operate?b.-b.correctb.answer✔ ✔
Clean,b.dryb.air
Ifb.thereb.isb.oxygenb.fuelb.andb.releaseb.inb.heat,b.whatb.otherb.factorb.isb.missing?b.-
correctb.answer✔ ✔ Temperature
b.
Inb.ab.waterb.tubeb.boiler,b.waterb.isb.insideb.theb.tube,b.whereb.areb.theb.gassesb.ofb.combusti
on?b.-b.correctb.answer✔ ✔ Aroundb.theb.tubes
Whatb.isb.theb.differenceb.betweenb.PSIAb.andb.PSIGb.-b.correctb.answer✔ ✔ 14.7b.PSI
Howb.muchb.pressureb.isb.ab.lowb.pressureb.boiler?b.-b.correctb.answer✔ ✔ Underb.15psi