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  <element id="nsc_TaxBenefitExpenseFromIncentiveAwards" name="TaxBenefitExpenseFromIncentiveAwards" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_PercentageOfPerformanceShareUnitsGrantsEarnedAndPaidInCommonShares" name="PercentageOfPerformanceShareUnitsGrantsEarnedAndPaidInCommonShares" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_PercentageOfPerformanceShareUnitsGrantsEarnedAndPaidInCash" name="PercentageOfPerformanceShareUnitsGrantsEarnedAndPaidInCash" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_TotalComprehensiveIncomeLossIncludingNetIncome" name="TotalComprehensiveIncomeLossIncludingNetIncome" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
  <element id="nsc_ExpensesForUseOfSharedAssetsArea" name="ExpensesForUseOfSharedAssetsArea" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_RsuAndRestrictedSharesTaxBenefitExpense" name="RsuAndRestrictedSharesTaxBenefitExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_AvailableForSaleCertificatesOfDepositMaturityDate" name="AvailableForSaleCertificatesOfDepositMaturityDate" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_AvailableForSaleCorporateBondMaturityDate" name="AvailableForSaleCorporateBondMaturityDate" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_HeldToMaturityCorporateBondsMaturityDate" name="HeldToMaturityCorporateBondsMaturityDate" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_AvailableForSaleCommercialPaperMaturityDate" name="AvailableForSaleCommercialPaperMaturityDate" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_DueToAffiliateAverageInterestRate" name="DueToAffiliateAverageInterestRate" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_StockRepurchasedAndRetiredSinceInceptionShares" name="StockRepurchasedAndRetiredSinceInceptionShares" nillable="true" type="xbrli:sharesItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_StockRepurchasedAndRetiredSinceInceptionValue" name="StockRepurchasedAndRetiredSinceInceptionValue" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_SelfInsuredForBodilyInjuryAndPropertyDamageToThirdPartiesUpTo" name="SelfInsuredForBodilyInjuryAndPropertyDamageToThirdPartiesUpTo" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="nsc_SelfInsuredForBodilyInjuryAndPropertyDamageToThirdPartiesAbove" name="SelfInsuredForBodilyInjuryAndPropertyDamageToThirdPartiesAbove" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="nsc_HeldToMaturityFederalGovernmentBondMaturityDate" name="HeldToMaturityFederalGovernmentBondMaturityDate" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRateWhenDividendEquivalentsArePaid" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRateWhenDividendEquivalentsArePaid" nillable="true" type="num:percentItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_EnvironmentalLocationsRepresentativeSampleLiabilityPeriod" name="EnvironmentalLocationsRepresentativeSampleLiabilityPeriod" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_StockRepurchaseProgramAbstract" name="StockRepurchaseProgramAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="nsc_ComprehensiveIncomeAbstract" name="ComprehensiveIncomeAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="nsc_ArbitrationClaimSettlement" name="ArbitrationClaimSettlement" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_ContestedPortionOfArbitration" name="ContestedPortionOfArbitration" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_ArbitrationDecisionExpense" name="ArbitrationDecisionExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_OtherArbitrationExpense" name="OtherArbitrationExpense" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_EnvironmentalResponsiblePartyInConjunctionWithOtherParties" name="EnvironmentalResponsiblePartyInConjunctionWithOtherParties" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_LtipDividendEquivalentPaymentYears" name="LtipDividendEquivalentPaymentYears" nillable="true" type="xbrli:positiveIntegerItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_StatementOfFinancialPositionParentheticalAbstract" name="StatementOfFinancialPositionParentheticalAbstract" nillable="true" type="xbrli:stringItemType" substitutionGroup="xbrli:item" abstract="true" xbrli:periodType="duration" />
  <element id="nsc_AffiliateVotingMember" name="AffiliateVotingMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_AffiliateEquityMember" name="AffiliateEquityMember" nillable="true" type="nonnum:domainItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" />
  <element id="nsc_IncomeLossEquityInAffiliate" name="IncomeLossEquityInAffiliate" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="debit" />
  <element id="nsc_ProceedsFromStockOptionsExercisedIncludingTaxBenefit" name="ProceedsFromStockOptionsExercisedIncludingTaxBenefit" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="debit" />
  <element id="nsc_IncreaseDecreaseInIncomeTaxExpenseDueToTaxReturnExamination" name="IncreaseDecreaseInIncomeTaxExpenseDueToTaxReturnExamination" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" xbrli:balance="credit" />
  <element id="nsc_LongTermAdvancesDueToAffiliateMaturityDate" name="LongTermAdvancesDueToAffiliateMaturityDate" nillable="true" type="invest:dateStringItemType" substitutionGroup="xbrli:item" xbrli:periodType="instant" />
  <element id="nsc_GainLossOnPropertiesAndInvestments" name="GainLossOnPropertiesAndInvestments" nillable="true" type="xbrli:monetaryItemType" substitutionGroup="xbrli:item" xbrli:periodType="duration" xbrli:balance="credit" />
</schema>