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  <xs:element id="unit_SECSchedule1228RealEstateCompaniesInvestmentInRealEstateDeductionsAbstract" abstract="true" name="SECSchedule1228RealEstateCompaniesInvestmentInRealEstateDeductionsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_CSLCapitalLLCMember" abstract="true" name="CSLCapitalLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodFairValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FinanceLeaseAssetsMember" abstract="true" name="FinanceLeaseAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_UnderlyingRightsMember" abstract="true" name="UnderlyingRightsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SecuredLeverageRatio" abstract="false" name="SecuredLeverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_TransactionRelatedAndOtherCostsPolicyPolicyTextBlock" abstract="false" name="TransactionRelatedAndOtherCostsPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_DebtIssuanceCostsPayableToThirdParty" abstract="false" name="DebtIssuanceCostsPayableToThirdParty" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_NewLeasesAgreementToFundGrowthCapitalImprovementsLoanAmount" abstract="false" name="NewLeasesAgreementToFundGrowthCapitalImprovementsLoanAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_DefinedContributionPlanFirstThreePercentOfEmployeesCompensationMember" abstract="true" name="DefinedContributionPlanFirstThreePercentOfEmployeesCompensationMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_DebtIssuanceCostsCommissionsPayable" abstract="false" name="DebtIssuanceCostsCommissionsPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ImpactOnIfConvertedDilutiveSecurities" abstract="false" name="ImpactOnIfConvertedDilutiveSecurities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_NewLeasesAgreementToFundGrowthCapitalImprovements" abstract="false" name="NewLeasesAgreementToFundGrowthCapitalImprovements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FiberMember" abstract="true" name="FiberMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ExchangeableNotesAndRelatedTransactionsPolicyPolicyTextBlock" abstract="false" name="ExchangeableNotesAndRelatedTransactionsPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_SeniorSecuredRevolvingCreditFacilityMember" abstract="true" name="SeniorSecuredRevolvingCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_VariableRateComponentDomain" abstract="true" name="VariableRateComponentDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_OperatingExpenseExclusiveOfDepreciationAccretionAndAmortization" abstract="false" name="OperatingExpenseExclusiveOfDepreciationAccretionAndAmortization" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_PaymentsOfSettlementPayable" abstract="false" name="PaymentsOfSettlementPayable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_GrowthCapitalImprovementsExcludeLimitForMaintenanceOrRepairExpendituresExceptCostsIncurredForFiberReplacementToLeasedProperty" abstract="false" name="GrowthCapitalImprovementsExcludeLimitForMaintenanceOrRepairExpendituresExceptCostsIncurredForFiberReplacementToLeasedProperty" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_RevenueRecognitionTable" abstract="true" name="RevenueRecognitionTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="unit_ExtendedRevolvingCreditFacilityMember" abstract="true" name="ExtendedRevolvingCreditFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_GainRecognizedFromSaleOfAssetsAfterSpinoffRecognitionPeriod" abstract="false" name="GainRecognizedFromSaleOfAssetsAfterSpinoffRecognitionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_DarkFiberIndefeasibleRightsOfUseLeaseAgreementsMember" abstract="true" name="DarkFiberIndefeasibleRightsOfUseLeaseAgreementsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SecuredOvernightFinancingRateSOFRMember" abstract="true" name="SecuredOvernightFinancingRateSOFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_WindstreamMember" abstract="true" name="WindstreamMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_CumulativeNonVotingConvertiblePreferredSharesIssued" abstract="false" name="CumulativeNonVotingConvertiblePreferredSharesIssued" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="unit_BorrowersMember" abstract="true" name="BorrowersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_RateUsedForRentPercentage" abstract="false" name="RateUsedForRentPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_PolesMember" abstract="true" name="PolesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ERateAndGovernmentMember" abstract="true" name="ERateAndGovernmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ShareBasedCompensationArrangementByShareBasedPaymentAwardPurchasePeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPurchasePeriod" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_NoncontrollingInterestNonVotingPreferredSharesMember" abstract="true" name="NoncontrollingInterestNonVotingPreferredSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_NonCashFinanceLease" abstract="false" name="NonCashFinanceLease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_StockPurchaseAgreementsMember" abstract="true" name="StockPurchaseAgreementsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_VariableRateComponentTwoMember" abstract="true" name="VariableRateComponentTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_PropertyPlantAndEquipmentNetMember" abstract="true" name="PropertyPlantAndEquipmentNetMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FutureAnnualCommitmentPaymentsForAgreementsDueYearOne" abstract="false" name="FutureAnnualCommitmentPaymentsForAgreementsDueYearOne" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_CumulativeNonVotingConvertiblePreferredStockStatedOrParValue" abstract="false" name="CumulativeNonVotingConvertiblePreferredStockStatedOrParValue" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="unit_TransactionRelatedCost" abstract="false" name="TransactionRelatedCost" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FutureAnnualCommitmentPaymentsForAgreementsDueYearEight" abstract="false" name="FutureAnnualCommitmentPaymentsForAgreementsDueYearEight" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseAfterAccumulatedDepreciationAndAmortization" abstract="false" name="PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseAfterAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_TaxWithoutExpirePeriodMember" abstract="true" name="TaxWithoutExpirePeriodMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SummaryOfSignificantAccountingPoliciesTable" abstract="true" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="unit_DebtInstrumentExchangeRateOfEquityShares" abstract="false" name="DebtInstrumentExchangeRateOfEquityShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="unit_ConvertibleSeniorNotes2027OverAllotmentOptionMember" abstract="true" name="ConvertibleSeniorNotes2027OverAllotmentOptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SixPointFiveZeroPercentageUnsecuredNotesDueFebruaryTwentyFourTwoThousandTwentyNineMember" abstract="true" name="SixPointFiveZeroPercentageUnsecuredNotesDueFebruaryTwentyFourTwoThousandTwentyNineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_DeferredTaxAssetsOtherIntangibleAssetsAmortization" abstract="false" name="DeferredTaxAssetsOtherIntangibleAssetsAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_OrganizationAndDescriptionOfBusinessTable" abstract="true" name="OrganizationAndDescriptionOfBusinessTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="unit_TowersSegmentMember" abstract="true" name="TowersSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SegmentReportingInformationOtherIncomeExpenseNet" abstract="false" name="SegmentReportingInformationOtherIncomeExpenseNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ProceedsFromSaleOfOperations" abstract="false" name="ProceedsFromSaleOfOperations" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_TerminatedInterestRateSwapMember" abstract="true" name="TerminatedInterestRateSwapMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_BBFiberHoldingsLLCMember" abstract="true" name="BBFiberHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_NewLeasesAgreementToFundGrowthCapitalImprovementsMaximumAnnualAmount" abstract="false" name="NewLeasesAgreementToFundGrowthCapitalImprovementsMaximumAnnualAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_IntercompanyTransactionsNet" abstract="false" name="IntercompanyTransactionsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_CommonStockWarrantsMember" abstract="true" name="CommonStockWarrantsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_CumulativeNonVotingConvertiblePreferredSharesAuthorized" abstract="false" name="CumulativeNonVotingConvertiblePreferredSharesAuthorized" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="unit_TowerAssetsMember" abstract="true" name="TowerAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_DebtInstrumentCovenantLeverageRatio" abstract="false" name="DebtInstrumentCovenantLeverageRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_LineOfCreditFacilityUnusedCapacityCommitmentFeeDecreasePercentage" abstract="false" name="LineOfCreditFacilityUnusedCapacityCommitmentFeeDecreasePercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_AdjustmentsToAdditionalPaidInCapitalPaymentsToSettleCappedCallOption" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalPaymentsToSettleCappedCallOption" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_LeasesTable" abstract="true" name="LeasesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="unit_EquipmentLoanAgreementMember" abstract="true" name="EquipmentLoanAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_EffectiveIncomeTaxRateReconciliationDeductibleREITBenefitAmount" abstract="false" name="EffectiveIncomeTaxRateReconciliationDeductibleREITBenefitAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_LitBackhaulMember" abstract="true" name="LitBackhaulMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_UnitiFiberNortheastOperationsAndCertainDarkFiberIndefeasibleRightsOfUseContractsMember" abstract="true" name="UnitiFiberNortheastOperationsAndCertainDarkFiberIndefeasibleRightsOfUseContractsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_AuditInformationAbstract" abstract="true" name="AuditInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_RevenueRemainingPerformanceObligationBacklogForSalesBookings" abstract="false" name="RevenueRemainingPerformanceObligationBacklogForSalesBookings" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_VariableInterestEntityEconomicInterestPercentage" abstract="false" name="VariableInterestEntityEconomicInterestPercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_NumberOfInstallments" abstract="false" name="NumberOfInstallments" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="unit_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAnnualPurchasePlanPeriods" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAnnualPurchasePlanPeriods" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="unit_CumulativeNonVotingConvertiblePreferredSharesOutstanding" abstract="false" name="CumulativeNonVotingConvertiblePreferredSharesOutstanding" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="unit_MacquarieAssetManagementMember" abstract="true" name="MacquarieAssetManagementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAdditionsAbstract" abstract="true" name="SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAdditionsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_SummaryOfSignificantAccountingPoliciesLineItems" abstract="true" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_FiberInfrastructureSegmentMember" abstract="true" name="FiberInfrastructureSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_LessorAnnualPaymentToBeReceived" abstract="false" name="LessorAnnualPaymentToBeReceived" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_TenantCapitalImprovements" abstract="false" name="TenantCapitalImprovements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_HarmoniTowersLPMember" abstract="true" name="HarmoniTowersLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_InvestmentInUnconsolidatedEntityPolicyPolicyTextBlock" abstract="false" name="InvestmentInUnconsolidatedEntityPolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_CashPaidForInterestRateSwapSettlement" abstract="false" name="CashPaidForInterestRateSwapSettlement" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_AccruedInterestRateForBorrowing" abstract="false" name="AccruedInterestRateForBorrowing" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_OtherRevenueGeneratingActivityMember" abstract="true" name="OtherRevenueGeneratingActivityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_VariableRateComponentThreeMember" abstract="true" name="VariableRateComponentThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_LeaseAgreementsTerm" abstract="false" name="LeaseAgreementsTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_FourPointSevenFivePercentageSeniorSecuredNotesDueAprilFifteenTwoThousandTwentyEightMember" abstract="true" name="FourPointSevenFivePercentageSeniorSecuredNotesDueAprilFifteenTwoThousandTwentyEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_LeasesLineItems" abstract="true" name="LeasesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_DisposalGroupIncludingDiscontinuedOperationsFinanceLeaseObligations" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationsFinanceLeaseObligations" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_AmountAllowedForUnderSettlementRepresentedReimbursementOfCapitalImprovements" abstract="false" name="AmountAllowedForUnderSettlementRepresentedReimbursementOfCapitalImprovements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_SixPointZeroPercentageSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandThirtyMember" abstract="true" name="SixPointZeroPercentageSeniorUnsecuredNotesDueJanuaryFifteenTwoThousandThirtyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SubleaseRentalsMember" abstract="true" name="SubleaseRentalsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_DisposalGroupIncludingDiscontinuedOperationsRightOfUseAssetsNet" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationsRightOfUseAssetsNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ReimbursementToFundGrowthCapitalImprovements" abstract="false" name="ReimbursementToFundGrowthCapitalImprovements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" abstract="true" name="CashPaidForAmountsIncludedInMeasurementOfLeaseLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_VariableRateComponentAxis" abstract="true" name="VariableRateComponentAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="unit_ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionAmount" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardMaximumEmployeeSubscriptionAmount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAccumulatedDepreciationAdditionsAbstract" abstract="true" name="SECSchedule1228RealEstateCompaniesInvestmentInRealEstateAccumulatedDepreciationAdditionsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_NonTerminatedDerivativesMember" abstract="true" name="NonTerminatedDerivativesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FiniteLivedIntangibleLiabilitiesRemainingAmortizationPeriod" abstract="false" name="FiniteLivedIntangibleLiabilitiesRemainingAmortizationPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_MasterLeaseMember" abstract="true" name="MasterLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SixPercentageSeniorSecuredNotesDueAprilFifteenTwoThousandTwentyThreeMember" abstract="true" name="SixPercentageSeniorSecuredNotesDueAprilFifteenTwoThousandTwentyThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_RealEstateAdditions" abstract="false" name="RealEstateAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ProceedsFromIssuanceOfStockNetOfIssuanceCosts" abstract="false" name="ProceedsFromIssuanceOfStockNetOfIssuanceCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_VariableRateComponentOneMember" abstract="true" name="VariableRateComponentOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_RealEstateAccumulatedDepreciationOtherAdditionsDeductions" abstract="false" name="RealEstateAccumulatedDepreciationOtherAdditionsDeductions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_AccretionOfSettlementObligation" abstract="false" name="AccretionOfSettlementObligation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationsLeaseLiabilities" abstract="false" name="LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationsLeaseLiabilities" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_TowerCloudIncMember" abstract="true" name="TowerCloudIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ProceedsFromSeniorNotesUsedToPrepaymentOfSettlementObligationsUnderSettlementAgreement" abstract="false" name="ProceedsFromSeniorNotesUsedToPrepaymentOfSettlementObligationsUnderSettlementAgreement" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FourPercentageExchangeableSeniorNotesDueJuneFifteenTwoThousandTwentyFourMember" abstract="true" name="FourPercentageExchangeableSeniorNotesDueJuneFifteenTwoThousandTwentyFourMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_StraightLineRevenueReceivablePolicyPolicyTextBlock" abstract="false" name="StraightLineRevenueReceivablePolicyPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_RealEstateAccumulatedDepreciationAdditions" abstract="false" name="RealEstateAccumulatedDepreciationAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ABSCreditAgreementMember" abstract="true" name="ABSCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_CableSouthTransactionMember" abstract="true" name="CableSouthTransactionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_PerformanceBasedRestrictedStockUnitsMember" abstract="true" name="PerformanceBasedRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_TransactionRelatedAndOtherCosts" abstract="false" name="TransactionRelatedAndOtherCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_SettlementPayable" abstract="false" name="SettlementPayable" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_LeasingSegmentMember" abstract="true" name="LeasingSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_CopperMember" abstract="true" name="CopperMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FiberSegmentMember" abstract="true" name="FiberSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_GrowthCapitalImprovements" abstract="false" name="GrowthCapitalImprovements" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_WeightedAverageRemainingLeaseTermAbstract" abstract="true" name="WeightedAverageRemainingLeaseTermAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_PremiumOverTheLastReportedCommonStockSalesPricePercentage" abstract="false" name="PremiumOverTheLastReportedCommonStockSalesPricePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_AnnualRentAdjustmentForGrowthCapitalFunding" abstract="false" name="AnnualRentAdjustmentForGrowthCapitalFunding" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_CorporateAssetsMember" abstract="true" name="CorporateAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FourPercentageExchangeableSeniorUnsecuredNotesDueJuneFifteenTwoThousandTwentyFourMember" abstract="true" name="FourPercentageExchangeableSeniorUnsecuredNotesDueJuneFifteenTwoThousandTwentyFourMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FiniteLivedIntangibleLiabilitiesAccumulatedAmortization" abstract="false" name="FiniteLivedIntangibleLiabilitiesAccumulatedAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_NonCashItemsAbstract" abstract="true" name="NonCashItemsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_CounterpartiesMember" abstract="true" name="CounterpartiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="unit_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseBeforeAccumulatedDepreciationAndAmortization" abstract="false" name="PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseBeforeAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_AdjustmentsToAdditionalPaidInCapitalTerminationOfBondHedgeOption" abstract="false" name="AdjustmentsToAdditionalPaidInCapitalTerminationOfBondHedgeOption" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_DeferredTaxAssetsLeaseAssetLiability" abstract="false" name="DeferredTaxAssetsLeaseAssetLiability" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_PercentageOfUnitsExchangedHeldByThirdParties" abstract="false" name="PercentageOfUnitsExchangedHeldByThirdParties" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_RevenueRecognitionLineItems" abstract="true" name="RevenueRecognitionLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_ProceedsFromRealEstateSale" abstract="false" name="ProceedsFromRealEstateSale" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_DefinedContributionPlanEmployeeMinimumAge" abstract="false" name="DefinedContributionPlanEmployeeMinimumAge" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_FinanceLeaseLiabilityExcludingFinanceLeaseObligationsInHeldForSale" abstract="false" name="FinanceLeaseLiabilityExcludingFinanceLeaseObligationsInHeldForSale" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_GainLossOnDispositionOfAssetsMember" abstract="true" name="GainLossOnDispositionOfAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ConvertibleSeniorNotes2027ExcludingOverAllotmentOptionMember" abstract="true" name="ConvertibleSeniorNotes2027ExcludingOverAllotmentOptionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_IntangibleLiabilitiesNet" abstract="false" name="IntangibleLiabilitiesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseAccumulatedDepreciationAndAmortization" abstract="false" name="PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetLessorAssetUnderOperatingLeaseAccumulatedDepreciationAndAmortization" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ReimbursementOfGrowthCapitalImprovements" abstract="false" name="ReimbursementOfGrowthCapitalImprovements" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ConversionOfStockRatio" abstract="false" name="ConversionOfStockRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="unit_FiniteLivedIntangibleLiabilitiesNet" abstract="false" name="FiniteLivedIntangibleLiabilitiesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_LitigationSettlementPrepaymentDiscountRate" abstract="false" name="LitigationSettlementPrepaymentDiscountRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="unit_SummaryOfLesseeAmountsReportedInCondensedConsolidatedBalanceSheetsForLeasesTableTextBlock" abstract="false" name="SummaryOfLesseeAmountsReportedInCondensedConsolidatedBalanceSheetsForLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_EquityMethodInvestmentDistributionsOfCumulativeEarnings" abstract="false" name="EquityMethodInvestmentDistributionsOfCumulativeEarnings" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_OperatingLeasesAmortizedLeaseRevenueRecognized" abstract="false" name="OperatingLeasesAmortizedLeaseRevenueRecognized" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_MaximumFundingRightsAllocatedPerYearUponTransferOfInterestsUnderNewLease" abstract="false" name="MaximumFundingRightsAllocatedPerYearUponTransferOfInterestsUnderNewLease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_InvestmentReportPeriodLag" abstract="false" name="InvestmentReportPeriodLag" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="unit_RealEstateDeductions" abstract="false" name="RealEstateDeductions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_RevenueRemainingPerformanceObligationContractsThatBeingInvoicedMonthly" abstract="false" name="RevenueRemainingPerformanceObligationContractsThatBeingInvoicedMonthly" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_SevenPointEightSevenFivePercentageSeniorSecuredNotesDueFebruaryFifteenTwoThousandTwentyFiveMember" abstract="true" name="SevenPointEightSevenFivePercentageSeniorSecuredNotesDueFebruaryFifteenTwoThousandTwentyFiveMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_ScheduleOfLessorDepreciationExpenseForUnderlyingAssetsForOperatingLeasesTableTextBlock" abstract="false" name="ScheduleOfLessorDepreciationExpenseForUnderlyingAssetsForOperatingLeasesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_LessorNumberOfLeases" abstract="false" name="LessorNumberOfLeases" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="unit_WindstreamCreditorsMember" abstract="true" name="WindstreamCreditorsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_SixPointFiveZeroPercentageSeniorUnsecuredNotesDueFebruaryFifteenTwoThousandTwentyNineMember" abstract="true" name="SixPointFiveZeroPercentageSeniorUnsecuredNotesDueFebruaryFifteenTwoThousandTwentyNineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FinanceLeaseAbstract" abstract="true" name="FinanceLeaseAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" abstract="false" name="AdjustedEarningsBeforeInterestTaxesDepreciationAndAmortization" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_AdjustmentsForEquityInEarningsFromUnconsolidatedEntities" abstract="false" name="AdjustmentsForEquityInEarningsFromUnconsolidatedEntities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FutureAnnualCommitmentPaymentsForAgreementsDueYearTen" abstract="false" name="FutureAnnualCommitmentPaymentsForAgreementsDueYearTen" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_FutureAnnualCommitmentPaymentsForAgreementsDueYearFourThroughFive" abstract="false" name="FutureAnnualCommitmentPaymentsForAgreementsDueYearFourThroughFive" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_DisposalGroupIncludingDiscontinuedOperationsIntangibleLiabilitiesNet" abstract="false" name="DisposalGroupIncludingDiscontinuedOperationsIntangibleLiabilitiesNet" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_NoncontrollingInterestPolicyTextBlock" abstract="false" name="NoncontrollingInterestPolicyTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="unit_EnterpriseAndWholesaleMember" abstract="true" name="EnterpriseAndWholesaleMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_TenPointFivePercentageSeniorNotesDueFebruaryFifteenTwoThousandTwentyEightMember" abstract="true" name="TenPointFivePercentageSeniorNotesDueFebruaryFifteenTwoThousandTwentyEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_FiniteLivedIntangibleLiabilitiesGross" abstract="false" name="FiniteLivedIntangibleLiabilitiesGross" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_ExchangeableSeniorUnsecuredNotesMember" abstract="true" name="ExchangeableSeniorUnsecuredNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_GainOnPrepaymentOfSettlementPayable" abstract="false" name="GainOnPrepaymentOfSettlementPayable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_SLFHoldingsLLCMember" abstract="true" name="SLFHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="unit_WeightedAverageDiscountRateAbstract" abstract="true" name="WeightedAverageDiscountRateAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="unit_RealEstateAccumulatedDepreciationDeductions" abstract="false" name="RealEstateAccumulatedDepreciationDeductions" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="unit_SixPercentageSeniorUnsecuredNotesDueTwoThousandThirtyMember" abstract="true" name="SixPercentageSeniorUnsecuredNotesDueTwoThousandThirtyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
</xs:schema>
