<?xml version="1.0" encoding="utf-8"?>
<Return returnVersion="2022v5.0" xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2024-06-21T13:49:46-07:00</ReturnTs>
    <TaxPeriodEndDt>2023-09-30</TaxPeriodEndDt>
    <ReturnTypeCd>990EZ</ReturnTypeCd>
    <TaxPeriodBeginDt>2022-10-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>570642957</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>AMERICAN SOCIETY OF CIVIL ENGINEERS</BusinessNameLine1Txt>
        <BusinessNameLine2Txt>South Carolina Section</BusinessNameLine2Txt>
      </BusinessName>
      <BusinessNameControlTxt>AMER</BusinessNameControlTxt>
      <PhoneNum>7032956109</PhoneNum>
      <USAddress>
        <AddressLine1Txt>1801 Alexander Bell Drive</AddressLine1Txt>
        <CityNm>Reston</CityNm>
        <StateAbbreviationCd>VA</StateAbbreviationCd>
        <ZIPCd>20191</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Grant Hollis</PersonNm>
      <PersonTitleTxt>Treasurer</PersonTitleTxt>
      <PhoneNum>7032956109</PhoneNum>
      <SignatureDt>2024-05-31</SignatureDt>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>Grant</PersonFirstNm>
        <PersonLastNm>Hollis</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>1</IRSResponsiblePrtyInfoCurrInd>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>1</TrustedCustomerCd>
        <OOBSecurityVerificationCd>11</OOBSecurityVerificationCd>
        <LastSubmissionRqrOOBCd>1</LastSubmissionRqrOOBCd>
        <AuthenticationAssuranceLevelCd>AAL2</AuthenticationAssuranceLevelCd>
        <ProfilePasswordChangeInd>X</ProfilePasswordChangeInd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2022</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="4">
    <IRS990EZ documentId="R000001" referenceDocumentId="R000004" softwareId="22015720" softwareVersionNum="v1.00">
      <GroupExemptionNum>2676</GroupExemptionNum>
      <MethodOfAccountingCashInd>X</MethodOfAccountingCashInd>
      <WebsiteAddressTxt>www.ascesc.org</WebsiteAddressTxt>
      <Organization501c3Ind referenceDocumentId="R000002">X</Organization501c3Ind>
      <TypeOfOrganizationOtherInd>X</TypeOfOrganizationOtherInd>
      <TypeOfOrganizationOtherDesc>Unincorporated Association</TypeOfOrganizationOtherDesc>
      <GrossReceiptsAmt>80738</GrossReceiptsAmt>
      <InfoInScheduleOPartIInd>X</InfoInScheduleOPartIInd>
      <ContributionsGiftsGrantsEtcAmt>8109</ContributionsGiftsGrantsEtcAmt>
      <ProgramServiceRevenueAmt>45115</ProgramServiceRevenueAmt>
      <MembershipDuesAmt>13731</MembershipDuesAmt>
      <InvestmentIncomeAmt>3802</InvestmentIncomeAmt>
      <SaleOfAssetsGrossAmt>0</SaleOfAssetsGrossAmt>
      <CostOrOtherBasisExpenseSaleAmt>0</CostOrOtherBasisExpenseSaleAmt>
      <GainOrLossFromSaleOfAssetsAmt>0</GainOrLossFromSaleOfAssetsAmt>
      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <FundraisingGrossIncomeAmt fndrsngEventContriPrevRptAmt="0">0</FundraisingGrossIncomeAmt>
      <SpecialEventsDirectExpensesAmt>0</SpecialEventsDirectExpensesAmt>
      <SpecialEventsNetIncomeLossAmt>0</SpecialEventsNetIncomeLossAmt>
      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <GrossProfitLossSlsOfInvntryAmt>0</GrossProfitLossSlsOfInvntryAmt>
      <OtherRevenueTotalAmt>9981</OtherRevenueTotalAmt>
      <TotalRevenueAmt>80738</TotalRevenueAmt>
      <GrantsAndSimilarAmountsPaidAmt>8580</GrantsAndSimilarAmountsPaidAmt>
      <BenefitsPaidToOrForMembersAmt>0</BenefitsPaidToOrForMembersAmt>
      <SalariesOtherCompEmplBnftAmt>0</SalariesOtherCompEmplBnftAmt>
      <FeesAndOtherPymtToIndCntrctAmt>7057</FeesAndOtherPymtToIndCntrctAmt>
      <OccupancyRentUtltsAndMaintAmt>0</OccupancyRentUtltsAndMaintAmt>
      <PrintingPublicationsPostageAmt>1373</PrintingPublicationsPostageAmt>
      <OtherExpensesTotalAmt>65957</OtherExpensesTotalAmt>
      <TotalExpensesAmt>82967</TotalExpensesAmt>
      <ExcessOrDeficitForYearAmt>-2229</ExcessOrDeficitForYearAmt>
      <NetAssetsOrFundBalancesBOYAmt>192821</NetAssetsOrFundBalancesBOYAmt>
      <OtherChangesInNetAssetsAmt>7814</OtherChangesInNetAssetsAmt>
      <NetAssetsOrFundBalancesEOYAmt>198406</NetAssetsOrFundBalancesEOYAmt>
      <CashSavingsAndInvestmentsGrp>
        <BOYAmt>192821</BOYAmt>
        <EOYAmt>198406</EOYAmt>
      </CashSavingsAndInvestmentsGrp>
      <LandAndBuildingsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </LandAndBuildingsGrp>
      <OtherAssetsTotalDetail>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </OtherAssetsTotalDetail>
      <Form990TotalAssetsGrp>
        <BOYAmt>192821</BOYAmt>
        <EOYAmt>198406</EOYAmt>
      </Form990TotalAssetsGrp>
      <SumOfTotalLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </SumOfTotalLiabilitiesGrp>
      <NetAssetsOrFundBalancesGrp>
        <BOYAmt>192821</BOYAmt>
        <EOYAmt>198406</EOYAmt>
      </NetAssetsOrFundBalancesGrp>
      <PrimaryExemptPurposeTxt>Advance science &amp; civil engineering profession</PrimaryExemptPurposeTxt>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Meetings, conferences to enhance abilities of civil engineers and provide networking opportunities for civil engineers. Promote continuing education for engineers through affiliated Branches. Around 1500 Section members.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>69632</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Newsletter and website to inform civil engineers of current issues. Publication includes technical articles, current events, and other informational items geared toward the engineering profession.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>0</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>1566</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <ProgramSrvcAccomplishmentGrp>
        <DescriptionProgramSrvcAccomTxt>Young member and student chapters provide support to the colleges and universities for the development of leadership skills, technical knowledge and practical engineering experience through scholarships, awards and grants.</DescriptionProgramSrvcAccomTxt>
        <GrantsAndAllocationsAmt>8580</GrantsAndAllocationsAmt>
        <ProgramServiceExpensesAmt>11769</ProgramServiceExpensesAmt>
      </ProgramSrvcAccomplishmentGrp>
      <TotalProgramServiceExpensesAmt>82967</TotalProgramServiceExpensesAmt>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Christopher Mack</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Bailey Lively</PersonNm>
        <TitleTxt>President - elect</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2.00</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Genevieve Sollenberger</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Mark Lorah</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Cherri DeFigh-Price</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <OfficerDirectorTrusteeEmplGrp>
        <PersonNm>Grant Hollis</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHrsPerWkDevotedToPosRt>2</AverageHrsPerWkDevotedToPosRt>
        <CompensationAmt>0</CompensationAmt>
        <EmployeeBenefitProgramAmt>0</EmployeeBenefitProgramAmt>
        <ExpenseAccountOtherAllwncAmt>0</ExpenseAccountOtherAllwncAmt>
      </OfficerDirectorTrusteeEmplGrp>
      <ActivitiesNotPreviouslyRptInd>0</ActivitiesNotPreviouslyRptInd>
      <ChgMadeToOrgnzngDocNotRptInd>0</ChgMadeToOrgnzngDocNotRptInd>
      <OrganizationHadUBIInd>0</OrganizationHadUBIInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <OrganizationDissolvedEtcInd>0</OrganizationDissolvedEtcInd>
      <DirectIndirectPltclExpendAmt>0</DirectIndirectPltclExpendAmt>
      <Form1120PolFiledInd>0</Form1120PolFiledInd>
      <MadeLoansToFromOfficersInd>0</MadeLoansToFromOfficersInd>
      <TaxImposedUnderIRC4911Amt>0</TaxImposedUnderIRC4911Amt>
      <TaxImposedUnderIRC4912Amt>0</TaxImposedUnderIRC4912Amt>
      <TaxImposedUnderIRC4955Amt>0</TaxImposedUnderIRC4955Amt>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <TaxImposedOnOrganizationMgrAmt>0</TaxImposedOnOrganizationMgrAmt>
      <TaxReimbursedByOrganizationAmt>0</TaxReimbursedByOrganizationAmt>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <BooksInCareOfDetail>
        <PersonNm>Grant Hollis</PersonNm>
        <USAddress>
          <AddressLine1Txt>PO Box 2028</AddressLine1Txt>
          <CityNm>Easley</CityNm>
          <StateAbbreviationCd>SC</StateAbbreviationCd>
          <ZIPCd>29641</ZIPCd>
        </USAddress>
        <PhoneNum>7032956109</PhoneNum>
      </BooksInCareOfDetail>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <DonorAdvisedFndsInd>0</DonorAdvisedFndsInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <TanningServicesProvidedInd>0</TanningServicesProvidedInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TransactionWithControlEntInd>0</TransactionWithControlEntInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <PartVIOfCompOfHghstPdEmplTxt>NONE</PartVIOfCompOfHghstPdEmplTxt>
      <PartVIHghstPdCntrctProfSrvcTxt>NONE</PartVIHghstPdCntrctProfSrvcTxt>
      <FiledScheduleAInd>1</FiledScheduleAInd>
    </IRS990EZ>
    <IRS990ScheduleA documentId="R000002" softwareId="22015720" softwareVersionNum="v1.00">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>49773</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>36297</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>44616</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>22581</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>21840</CurrentTaxYearAmt>
        <TotalAmt>175107</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>38095</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>15359</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>27517</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>22031</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>45115</CurrentTaxYearAmt>
        <TotalAmt>148117</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <CurrentTaxYearMinus1YearAmt>1089</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>9981</CurrentTaxYearAmt>
        <TotalAmt>11070</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>87868</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>51656</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>72133</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>45701</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>76936</CurrentTaxYearAmt>
        <TotalAmt>334294</TotalAmt>
      </Total509Grp>
      <PublicSupportTotal509Amt>334294</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>2007</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2735</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>4315</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>7521</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3802</CurrentTaxYearAmt>
        <TotalAmt>20380</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>2007</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2735</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>4315</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>7521</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3802</CurrentTaxYearAmt>
        <TotalAmt>20380</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>89875</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>54391</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>76448</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>53222</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>80738</CurrentTaxYearAmt>
        <TotalAmt>354674</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.94254</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.94012</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.05746</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.05988</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="R000003" softwareId="22015720" softwareVersionNum="v1.00">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleO documentId="R000004" softwareId="22015720" softwareVersionNum="v1.00">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 8</FormAndLineReferenceDesc>
        <ExplanationTxt>Description;Amount^Newsletter and website;9981^Total;9981^</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 16</FormAndLineReferenceDesc>
        <ExplanationTxt>Description;Amount^Meeting and conference expenses;49094|Student activities and outreach;11654|Official travel and other expenses;5209^Total;65957^</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990-EZ, Part I, Line 20</FormAndLineReferenceDesc>
        <ExplanationTxt>Description;Amount^Investment unrealized gains or losses;7814^Total;7814^</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
