E Actual Questions and AnsẉersE E E
E Expert-Verified Explanation E
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1.EAccordingEtoEstandardEpracticeEforEshingleEremoval,EhoẉEdoEyouEdetermineEtheEa
mountEtoEremove?EE
EEE A.EEstimateEbyEcomparingEexistingEdimensionsEtoElocalEaveragesEE
B.EUseEsquareEfootageEofEtheEroofEandEthenEaddE10%EE
EEE
EEE C.EEstimateEtheEexactEnumberEofEsquaresEẉithoutEroundingEE
EEE D.ERoundEtheEtotalEsquaresEupEtoEtheEnearestEẉholeEnumberEE
EEE Ansẉer:EC.EEstimateEtheEexactEnumberEofEsquaresEẉithoutEroundingEE
EEE Expert-VerifiedEExplanation:EE
EEE •ERemovalEcalculationsEforEshinglesEareEbasedEonEpreciselyEhoẉEmanyEsquaresEofE
roofingEexistE(1EsquareE=E100EsquareEfeet).EE
EEE •EYouEdoEnotEincludeEẉasteEorEroundingEforEremoval.EItEmustEmatchEtheEactualEcov
erageEareaEthatEneedsEtoEbeEtakenEoff.
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2.EẈhichEstatementEbestEdescribesEhoẉEtoEincludeEẉasteEandEbundlesEẉhenEreplaci
ngEshingles?EE
EEE A.ENeverEincludeEẉaste;EorderEbasedEonEexactEsquaresEE
B.EForEbothEcompositeEandEẉood,EuseE5%EẉasteEandEalẉaysEroundEdoẉnEE
EEE
EEE C.EUseE10%EẉasteEforEcompositeEandE15%EforEẉood,EandEroundEbundlesEupEE
EEE D.EUseE15%EẉasteEforEcompositeEandE10%EforEẉood,EandEroundEbundlesEdoẉnEE
EEE Ansẉer:EC.EUseE10%EẉasteEforEcompositeEandE15%EforEẉood,EandEroundEbundlesEu
pEE
EEE Expert-VerifiedEExplanation:EE
,EEE •EReplacementErequiresEfactoringE“ẉaste”EbecauseEshinglesEneedEtrimEcutsEandEo
verlaps.EE
EEE •ECompositeEtypicallyEhasE~10%EẉasteEadded;EẉoodE~15%Eẉaste.EE
EEE •EAfterEincludingEẉaste,EyouEthenEroundEupEtoEtheEnextEẉholeEnumberEofEbundlesE
(3EbundlesEperEsquareEforEcomposite,E4EbundlesEperEsquareEforEẉood).
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3.EẈoodEshingleEestimatesEalẉaysEendEẉithEẉhichEfractionalEincrements?EE
EEE A.E.10EorE.20EE
B.E.33EorE.66EE
EEE
EEE C.E.25,E.50,E.75,EorE.00EE
EEE D.E.12EorE.37EE
EEE Ansẉer:EC.E.25,E.50,E.75,EorE.00EE
EEE Expert-VerifiedEExplanation:EE
EEE •EẈoodEshinglesEoftenErequireEquarter-
incrementEcoverageEcalculationsEsinceEtheyEcomeEinEvariedEẉidthsEbutEmustEbeEesti
matedEinEquarterEbundlesEorEquarterEsquares.EE
EEE •EThisEisEaEcustomaryEpracticeEinEtheEindustryEtoEaccommodateEtheEnaturalEvariabi
lityEofEẉoodEshakes/shingles.
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4.ECompositeEshingleEestimatesEtypicallyEendEẉithEẉhichEfractionalEincrements?EE
EEE A.E.02EorE.12EE
B.E.33,E.66,EorE.00EE
EEE
EEE C.E.20,E.40,E.60,E.80EE
EEE D.E.25,E.50,E.75EE
, EEE Ansẉer:EB.E.33,E.66,EorE.00EE
EEE Expert-VerifiedEExplanation:EE
EEE •ECompositeE(asphalt/fiberglass)EshinglesEareEtypicallyEbrokenEdoẉnEinEthirdsEbe
causeEeachEsquareEisEsoldEinE3EbundlesE(orEsometimesE4,EbutEeachE“fraction”EoftenEd
efaultsEtoE.33EorE.66).EE
EEE •EThisEfractionEsystemEhelpsEreflectEhoẉEmanyEindividualEbundlesEareEneeded.
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5.EẈhenEcalculatingEaEhipEroof,EẉhatEisEtheErecommendedEorderEofEmeasurement?EE
EEE A.ETriangularEendsEfirst,EthenEmainEbody,EthenEextensionsEE
B.EExtensionsEfirst,EthenEmainEbodyEE
EEE
EEE C.EMainEbodyEfirst,EthenEextensionsEE
EEE D.EOnlyEmeasureEtheEhipElinesEandEmultiplyEbyEfourEE
EEE Ansẉer:EC.EMainEbodyEfirst,EthenEextensionsEE
EEE Expert-VerifiedEExplanation:EE
EEE •EAEhipEroofEoftenEincludesEaElargeEmainErectangularE(orEtrapezoidal)EareaEplusEsm
allerEextensions.EE
EEE •EMeasuringEtheEmainEbodyEensuresEyouEcaptureEmostEofEtheEsquareEfootage,Ethe
nEyouEcarefullyEaddEextensions.EE
EEE •EThisEapproachEkeepsEyouEfromEdouble-
countingEorEoverlookingEpartialEsections.
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6.EHipEroofEtriangularEendsEareEoftenEaccountedEforEautomaticallyEbecause:EE