<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<xsd:schema attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.federalsignal.com/20160930" xmlns:fss="http://www.federalsignal.com/20160930" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <xsd:import namespace="http://fasb.org/us-gaap/2015-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd" />
  <xsd:import namespace="http://fasb.org/us-roles/2015-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2015/elts/us-roles-2015-01-31.xsd" />
  <xsd:import namespace="http://fasb.org/us-types/2015-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2015/elts/us-types-2015-01-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/arcrole/fact-explanatoryFact" schemaLocation="http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/role/net" schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" />
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/country/2013-01-31" schemaLocation="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/currency/2014-01-31" schemaLocation="http://xbrl.sec.gov/currency/2014/currency-2014-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/dei/2014-01-31" schemaLocation="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/exch/2015-01-31" schemaLocation="http://xbrl.sec.gov/exch/2015/exch-2015-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/invest/2013-01-31" schemaLocation="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/naics/2011-01-31" schemaLocation="http://xbrl.sec.gov/naics/2011/naics-2011-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/sic/2011-01-31" schemaLocation="http://xbrl.sec.gov/sic/2011/sic-2011-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/stpr/2011-01-31" schemaLocation="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd" />
  <xsd:annotation>
    <xsd:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fss-20160930_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fss-20160930_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fss-20160930_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fss-20160930_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple" />
      <link:roleType id="Acquisitions" roleURI="http://www.federalsignal.com/role/Acquisitions">
        <link:definition>2102100 - Disclosure - Acquisitions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsJjeAcquisitionDetails" roleURI="http://www.federalsignal.com/role/AcquisitionsJjeAcquisitionDetails">
        <link:definition>2402403 - Disclosure - Acquisitions - JJE Acquisition (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsNarrativeDetails" roleURI="http://www.federalsignal.com/role/AcquisitionsNarrativeDetails">
        <link:definition>2402402 - Disclosure - Acquisitions - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsTables" roleURI="http://www.federalsignal.com/role/AcquisitionsTables">
        <link:definition>2302301 - Disclosure - Acquisitions (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndContingencies" roleURI="http://www.federalsignal.com/role/CommitmentsAndContingencies">
        <link:definition>2108100 - Disclosure - Commitments and Contingencies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndContingenciesAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/CommitmentsAndContingenciesAdditionalInformationDetails">
        <link:definition>2408402 - Disclosure - Commitments and Contingencies - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndContingenciesSummaryOfChangesInWarrantyLiabilitiesDetails" roleURI="http://www.federalsignal.com/role/CommitmentsAndContingenciesSummaryOfChangesInWarrantyLiabilitiesDetails">
        <link:definition>2408403 - Disclosure - Commitments and Contingencies - Summary of Changes in Warranty Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndContingenciesTables" roleURI="http://www.federalsignal.com/role/CommitmentsAndContingenciesTables">
        <link:definition>2308301 - Disclosure - Commitments and Contingencies (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedBalanceSheets" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedBalanceSheets">
        <link:definition>1005000 - Statement - Condensed Consolidated Balance Sheets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedBalanceSheetsParenthetical" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedBalanceSheetsParenthetical">
        <link:definition>1005001 - Statement - Condensed Consolidated Balance Sheets (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedStatementsOfCashFlowsUnaudited" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedStatementsOfCashFlowsUnaudited">
        <link:definition>1007000 - Statement - Condensed Consolidated Statements of Cash Flows (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedStatementsOfComprehensiveIncomeUnaudited" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeUnaudited">
        <link:definition>1003000 - Statement - Condensed Consolidated Statements of Comprehensive Income (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedStatementsOfComprehensiveIncomeUnauditedParenthetical" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeUnauditedParenthetical">
        <link:definition>1003001 - Statement - Condensed Consolidated Statements of Comprehensive Income (Unaudited) (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedStatementsOfOperationsUnaudited" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedStatementsOfOperationsUnaudited">
        <link:definition>1001000 - Statement - Condensed Consolidated Statements of Operations (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedStatementsOfOperationsUnauditedParenthetical" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedStatementsOfOperationsUnauditedParenthetical">
        <link:definition>1001001 - Statement - Condensed Consolidated Statements of Operations (Unaudited) (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedConsolidatedStatementsOfStockholdersEquityUnaudited" roleURI="http://www.federalsignal.com/role/CondensedConsolidatedStatementsOfStockholdersEquityUnaudited">
        <link:definition>1008000 - Statement - Condensed Consolidated Statements of Stockholders' Equity (Unaudited)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Debt" roleURI="http://www.federalsignal.com/role/Debt">
        <link:definition>2105100 - Disclosure - Debt</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DebtAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/DebtAdditionalInformationDetails">
        <link:definition>2405404 - Disclosure - Debt - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DebtLongTermBorrowingsDetails" roleURI="http://www.federalsignal.com/role/DebtLongTermBorrowingsDetails">
        <link:definition>2405403 - Disclosure - Debt - Long-term Borrowings (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DebtSummaryOfComponentsOfLongTermBorrowingsAndCapitalLeaseObligationsDetails" roleURI="http://www.federalsignal.com/role/DebtSummaryOfComponentsOfLongTermBorrowingsAndCapitalLeaseObligationsDetails">
        <link:definition>2405402 - Disclosure - Debt - Summary of Components of Long-Term Borrowings and Capital Lease Obligations (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DebtTables" roleURI="http://www.federalsignal.com/role/DebtTables">
        <link:definition>2305301 - Disclosure - Debt (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DiscontinuedOperations" roleURI="http://www.federalsignal.com/role/DiscontinuedOperations">
        <link:definition>2116100 - Disclosure - Discontinued Operations</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DiscontinuedOperationsAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/DiscontinuedOperationsAdditionalInformationDetails">
        <link:definition>2416402 - Disclosure - Discontinued Operations - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DiscontinuedOperationsAssetsAndLiabilitiesOfDiscontinuedOperationsDetails" roleURI="http://www.federalsignal.com/role/DiscontinuedOperationsAssetsAndLiabilitiesOfDiscontinuedOperationsDetails">
        <link:definition>2416404 - Disclosure - Discontinued Operations - Assets and Liabilities of Discontinued Operations (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DiscontinuedOperationsOperatingResultsOfDiscontinuedOperationsDetails" roleURI="http://www.federalsignal.com/role/DiscontinuedOperationsOperatingResultsOfDiscontinuedOperationsDetails">
        <link:definition>2416403 - Disclosure - Discontinued Operations - Operating Results of Discontinued Operations (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DiscontinuedOperationsTables" roleURI="http://www.federalsignal.com/role/DiscontinuedOperationsTables">
        <link:definition>2316301 - Disclosure - Discontinued Operations (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DocumentAndEntityInformation" roleURI="http://www.federalsignal.com/role/DocumentAndEntityInformation">
        <link:definition>0001000 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShare" roleURI="http://www.federalsignal.com/role/EarningsPerShare">
        <link:definition>2109100 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/EarningsPerShareAdditionalInformationDetails">
        <link:definition>2409402 - Disclosure - Earnings Per Share - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareReconciliationOfNetIncomeLossToBasicAndDilutedEpsDetails" roleURI="http://www.federalsignal.com/role/EarningsPerShareReconciliationOfNetIncomeLossToBasicAndDilutedEpsDetails">
        <link:definition>2409403 - Disclosure - Earnings Per Share - Reconciliation of Net Income (Loss) to Basic and Diluted EPS (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareTables" roleURI="http://www.federalsignal.com/role/EarningsPerShareTables">
        <link:definition>2309301 - Disclosure - Earnings Per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurements" roleURI="http://www.federalsignal.com/role/FairValueMeasurements">
        <link:definition>2115100 - Disclosure - Fair Value Measurements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsAssetAndLiabilitiesMeasuredAtFairValueDetails" roleURI="http://www.federalsignal.com/role/FairValueMeasurementsAssetAndLiabilitiesMeasuredAtFairValueDetails">
        <link:definition>2415403 - Disclosure - Fair Value Measurements - Asset and Liabilities Measured at Fair Value (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsNarrativeDetails" roleURI="http://www.federalsignal.com/role/FairValueMeasurementsNarrativeDetails">
        <link:definition>2415402 - Disclosure - Fair Value Measurements - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsTables" roleURI="http://www.federalsignal.com/role/FairValueMeasurementsTables">
        <link:definition>2315301 - Disclosure - Fair Value Measurements (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementsUnobservableInputReconciliationDetails" roleURI="http://www.federalsignal.com/role/FairValueMeasurementsUnobservableInputReconciliationDetails">
        <link:definition>2415404 - Disclosure - Fair Value Measurements - Unobservable Input Reconciliation (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherIntangibleAssets" roleURI="http://www.federalsignal.com/role/GoodwillAndOtherIntangibleAssets">
        <link:definition>2104100 - Disclosure - Goodwill and Other Intangible Assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherIntangibleAssetsChangesInCarryingAmountOfGoodwillDetails" roleURI="http://www.federalsignal.com/role/GoodwillAndOtherIntangibleAssetsChangesInCarryingAmountOfGoodwillDetails">
        <link:definition>2404402 - Disclosure - Goodwill and Other Intangible Assets - Changes in Carrying Amount of Goodwill (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherIntangibleAssetsGrossCarryingAmountAndAccumulatedAmortizationOfIntangibleAssetsDetails" roleURI="http://www.federalsignal.com/role/GoodwillAndOtherIntangibleAssetsGrossCarryingAmountAndAccumulatedAmortizationOfIntangibleAssetsDetails">
        <link:definition>2404403 - Disclosure - Goodwill and Other Intangible Assets - Gross Carrying Amount and Accumulated Amortization of Intangible Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherIntangibleAssetsGrossCarryingAmountAndAccumulatedAmortizationOfIntangibleAssetsDetailsCalc2" roleURI="http://www.federalsignal.com/role/GoodwillAndOtherIntangibleAssetsGrossCarryingAmountAndAccumulatedAmortizationOfIntangibleAssetsDetailsCalc2">
        <link:definition>2404403 - Disclosure - Goodwill and Other Intangible Assets - Gross Carrying Amount and Accumulated Amortization of Intangible Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherIntangibleAssetsTables" roleURI="http://www.federalsignal.com/role/GoodwillAndOtherIntangibleAssetsTables">
        <link:definition>2304301 - Disclosure - Goodwill and Other Intangible Assets (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.federalsignal.com/role/IncomeTaxes">
        <link:definition>2106100 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/IncomeTaxesAdditionalInformationDetails">
        <link:definition>2406401 - Disclosure - Income Taxes - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Inventories" roleURI="http://www.federalsignal.com/role/Inventories">
        <link:definition>2103100 - Disclosure - Inventories</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesComponentsOfInventoriesDetails" roleURI="http://www.federalsignal.com/role/InventoriesComponentsOfInventoriesDetails">
        <link:definition>2403402 - Disclosure - Inventories - Components of Inventories (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesTables" roleURI="http://www.federalsignal.com/role/InventoriesTables">
        <link:definition>2303301 - Disclosure - Inventories (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Pensions" roleURI="http://www.federalsignal.com/role/Pensions">
        <link:definition>2107100 - Disclosure - Pensions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionsAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/PensionsAdditionalInformationDetails">
        <link:definition>2407403 - Disclosure - Pensions - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionsSummaryOfComponentsOfNetPostretirementPensionsExpenseDetails" roleURI="http://www.federalsignal.com/role/PensionsSummaryOfComponentsOfNetPostretirementPensionsExpenseDetails">
        <link:definition>2407402 - Disclosure - Pensions - Summary of Components of Net Postretirement Pensions Expense (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PensionsTables" roleURI="http://www.federalsignal.com/role/PensionsTables">
        <link:definition>2307301 - Disclosure - Pensions (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Restructuring" roleURI="http://www.federalsignal.com/role/Restructuring">
        <link:definition>2114100 - Disclosure - Restructuring</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RestructuringDetails" roleURI="http://www.federalsignal.com/role/RestructuringDetails">
        <link:definition>2414402 - Disclosure - Restructuring (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RestructuringTables" roleURI="http://www.federalsignal.com/role/RestructuringTables">
        <link:definition>2314301 - Disclosure - Restructuring (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformation" roleURI="http://www.federalsignal.com/role/SegmentInformation">
        <link:definition>2113100 - Disclosure - Segment Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/SegmentInformationAdditionalInformationDetails">
        <link:definition>2413402 - Disclosure - Segment Information - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationSummaryOfNetSalesOperatingIncomeLossAndTotalAssetsBySegmentDetails" roleURI="http://www.federalsignal.com/role/SegmentInformationSummaryOfNetSalesOperatingIncomeLossAndTotalAssetsBySegmentDetails">
        <link:definition>2413403 - Disclosure - Segment Information - Summary of Net Sales, Operating Income (Loss), and Total Assets by Segment (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentInformationTables" roleURI="http://www.federalsignal.com/role/SegmentInformationTables">
        <link:definition>2313301 - Disclosure - Segment Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensation" roleURI="http://www.federalsignal.com/role/StockBasedCompensation">
        <link:definition>2111100 - Disclosure - Stock-Based Compensation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockBasedCompensationDetails" roleURI="http://www.federalsignal.com/role/StockBasedCompensationDetails">
        <link:definition>2411401 - Disclosure - Stock-Based Compensation (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquity" roleURI="http://www.federalsignal.com/role/StockholdersEquity">
        <link:definition>2112100 - Disclosure - Stockholders' Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquityAdditionalInformationDetails" roleURI="http://www.federalsignal.com/role/StockholdersEquityAdditionalInformationDetails">
        <link:definition>2412402 - Disclosure - Stockholders' Equity - Additional Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquityChangesInEachComponentOfAccumulatedOtherComprehensiveLossDetails" roleURI="http://www.federalsignal.com/role/StockholdersEquityChangesInEachComponentOfAccumulatedOtherComprehensiveLossDetails">
        <link:definition>2412403 - Disclosure - Stockholders' Equity - Changes in Each Component of Accumulated Other Comprehensive Loss (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquityReclassificationsFromAccumulatedOtherComprehensiveLossDetails" roleURI="http://www.federalsignal.com/role/StockholdersEquityReclassificationsFromAccumulatedOtherComprehensiveLossDetails">
        <link:definition>2412404 - Disclosure - Stockholders' Equity - Reclassifications from Accumulated Other Comprehensive Loss (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StockholdersEquityTables" roleURI="http://www.federalsignal.com/role/StockholdersEquityTables">
        <link:definition>2312301 - Disclosure - Stockholders' Equity (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryOfSignificantAccountingPolicies" roleURI="http://www.federalsignal.com/role/SummaryOfSignificantAccountingPolicies">
        <link:definition>2101100 - Disclosure - Summary of Significant Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryOfSignificantAccountingPoliciesDetails" roleURI="http://www.federalsignal.com/role/SummaryOfSignificantAccountingPoliciesDetails">
        <link:definition>2401402 - Disclosure - Summary of Significant Accounting Policies (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://www.federalsignal.com/role/SummaryOfSignificantAccountingPoliciesPolicies">
        <link:definition>2201201 - Disclosure - Summary of Significant Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element abstract="true" id="fss_A2013CreditAgreementMember" name="A2013CreditAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_A2016CreditAgreementMember" name="A2016CreditAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_AccumulatedDepreciationDepletionandAmortizationPropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLease" name="AccumulatedDepreciationDepletionandAmortizationPropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLease" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fss_AcquisitionDeferredPayment" name="AcquisitionDeferredPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_Acquisitionandintegrationrelatedexpenses" name="Acquisitionandintegrationrelatedexpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fss_Acquisitioncontingentearnout" name="Acquisitioncontingentearnout" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_AlleghenyCountyPennsylvaniaMember" name="AlleghenyCountyPennsylvaniaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_April2014RepurchaseProgramMember" name="April2014RepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_BorrowingsLineItems" name="BorrowingsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_BorrowingsTable" name="BorrowingsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_BrontoMember" name="BrontoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_BuffaloFirefighterPlaintiffsMember" name="BuffaloFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_BusinessCombinationAcquisitionRelatedCostsAccretionOfDebtDiscountonDeferredPayment" name="BusinessCombinationAcquisitionRelatedCostsAccretionOfDebtDiscountonDeferredPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fss_BusinessCombinationConsiderationTransferredContingentConsiderationAndDeferredPayment" name="BusinessCombinationConsiderationTransferredContingentConsiderationAndDeferredPayment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_BusinessCombinationNoncashSettlementOfAccountsReceivable" name="BusinessCombinationNoncashSettlementOfAccountsReceivable" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedAccruedLiabilities" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedAccruedLiabilities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fss_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCustomerDeposits" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedCustomerDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fss_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedPropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLeaseNet" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedPropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLeaseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fss_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedPropertySubjecttoorAvailableforOperatingLeaseNet" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedPropertySubjecttoorAvailableforOperatingLeaseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fss_ChicagoFirefighterPlaintiffsMember" name="ChicagoFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CircuitCourtOfCookCountyMember" name="CircuitCourtOfCookCountyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CommitmentsDisclosureLineItems" name="CommitmentsDisclosureLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CommitmentsDisclosureTable" name="CommitmentsDisclosureTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CorporateAndEliminationsMember" name="CorporateAndEliminationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CostReductionPlanMember" name="CostReductionPlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CourtOfCommonPleasPhiladelphiaCountyMember" name="CourtOfCommonPleasPhiladelphiaCountyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_CreditFacilityCovenantsOtherIncrementalCashPaymentsPermitted" name="CreditFacilityCovenantsOtherIncrementalCashPaymentsPermitted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_CreditFacilityCovenantsPermittedDividendPayments" name="CreditFacilityCovenantsPermittedDividendPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_CustomerRelationshipsandOtherIntangiblesMember" name="CustomerRelationshipsandOtherIntangiblesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_DebtSettlementCosts" name="DebtSettlementCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fss_DeferredChargesAndOtherAssetsNoncurrent" name="DeferredChargesAndOtherAssetsNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fss_DeferredPaymentMember" name="DeferredPaymentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_Deferredfinancingcosts" name="Deferredfinancingcosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fss_DisposalGroupIncludingDiscontinuedOperationGrossDeferredTaxAssetsNoncurrent" name="DisposalGroupIncludingDiscontinuedOperationGrossDeferredTaxAssetsNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fss_DisposalGroupIncludingDiscontinuedOperationInterestIncomeExpenseNet" name="DisposalGroupIncludingDiscontinuedOperationInterestIncomeExpenseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_DisposalGroupIncludingDiscontinuedOperationOtherIncomeExpenseNet" name="DisposalGroupIncludingDiscontinuedOperationOtherIncomeExpenseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_DisposalGroupIncludingDiscontinuedOperationRestructuringExpense" name="DisposalGroupIncludingDiscontinuedOperationRestructuringExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_DistrictofColumbiaFirefighterPlaintiffsMember" name="DistrictofColumbiaFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_DocumentDocumentAndEntityInformationAbstract" name="DocumentDocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_DomesticRevolvingCreditFacilityMember" name="DomesticRevolvingCreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_EarnOutPaymentMember" name="EarnOutPaymentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_EnvironmentalSolutionsMember" name="EnvironmentalSolutionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_ErieCountyFirefighterPlaintiffsMember" name="ErieCountyFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_FairValueMeasurementwithUnobservableInputsReconciliationsRecurringBasisForeignCurrencyAdjustment" name="FairValueMeasurementwithUnobservableInputsReconciliationsRecurringBasisForeignCurrencyAdjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_FederalCourtEasternDistrictofPennsylvaniaMember" name="FederalCourtEasternDistrictofPennsylvaniaMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_FiniteLivedIntangibleAssetsAggregateAmortizationExpenseFuturePeriods" name="FiniteLivedIntangibleAssetsAggregateAmortizationExpenseFuturePeriods" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_FireRescueMember" name="FireRescueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_GuaranteeObligationsMaximumExposurePercentageofOutstandingVotingCapitalStock" name="GuaranteeObligationsMaximumExposurePercentageofOutstandingVotingCapitalStock" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_GuarantorObligationsMaximumExposureUndiscountedAnnualAmount" name="GuarantorObligationsMaximumExposureUndiscountedAnnualAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fss_JoeJohnsonEquipmentMember" name="JoeJohnsonEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_LatvianCommercialDisputeMember" name="LatvianCommercialDisputeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_LesseeLeasingArrangementsOperatingLeasesNumberofUnits" name="LesseeLeasingArrangementsOperatingLeasesNumberofUnits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fss_LineOfCreditFacilityCovenantTermsLeverageRatioMaximum" name="LineOfCreditFacilityCovenantTermsLeverageRatioMaximum" nillable="true" substitutionGroup="xbrli:item" type="xbrli:pureItemType" xbrli:periodType="instant" />
  <xsd:element id="fss_LineofCreditFacilityMaximumBorrowingCapacityAvailableIncrement" name="LineofCreditFacilityMaximumBorrowingCapacityAvailableIncrement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fss_LitigationSettlementPercentageofLegalFeesExcluded" name="LitigationSettlementPercentageofLegalFeesExcluded" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_LitigationSettlementPercentofSettlementCosts" name="LitigationSettlementPercentofSettlementCosts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:decimalItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_LossContingencyClaimsSettledAmount" name="LossContingencyClaimsSettledAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fss_LossContingencyNumberOfPlaintiffsDismissed" name="LossContingencyNumberOfPlaintiffsDismissed" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_LossContingencyNumberOfPlaintiffsReduced" name="LossContingencyNumberOfPlaintiffsReduced" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_LossContingencyNumberofCasesScheduled" name="LossContingencyNumberofCasesScheduled" nillable="true" substitutionGroup="xbrli:item" type="xbrli:decimalItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_NewJerseyFirefighterPlaintiffsMember" name="NewJerseyFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_NewYorkCityFirefighterPlaintiffsMember" name="NewYorkCityFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_NonUsLinesOfCreditMember" name="NonUsLinesOfCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_NorthAmericanRefuseTruckBodyBusinessMember" name="NorthAmericanRefuseTruckBodyBusinessMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_November2014RepurchaseProgramMember" name="November2014RepurchaseProgramMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_NumberOfLawsuitsFiled" name="NumberOfLawsuitsFiled" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fss_OrganizationAndDescriptionOfBusinessPolicyTextBlock" name="OrganizationAndDescriptionOfBusinessPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_OtherDisposalGroupsMember" name="OtherDisposalGroupsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_OutsideChicagoFirefighterPlaintiffsMember" name="OutsideChicagoFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_PaymentstoAcquirePropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLease" name="PaymentstoAcquirePropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLease" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_PennsylvaniaFirefighterPlaintiffsMember" name="PennsylvaniaFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_PensionContributionsNetofPensionExpense" name="PensionContributionsNetofPensionExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_PercentageOfClaimantsAgreedForSettlement" name="PercentageOfClaimantsAgreedForSettlement" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fss_PercentageOfClaimantsAgreedForSettlementAsPerSettlementAgreement" name="PercentageOfClaimantsAgreedForSettlementAsPerSettlementAgreement" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fss_PhiladelphiaFirefighterPlaintiffsMember" name="PhiladelphiaFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_PittsburghFirefighterPlaintiffsMember" name="PittsburghFirefighterPlaintiffsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_PropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLeaseNet" name="PropertyPlantandEquipmentExcludingPropertySubjecttoorAvailableforOperatingLeaseNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fss_PropertyPlantandEquipmentNumberofUnitsSold" name="PropertyPlantandEquipmentNumberofUnitsSold" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_PurchaseAccountingAdjustmentsMember" name="PurchaseAccountingAdjustmentsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SafetyAndSecuritySystemsMember" name="SafetyAndSecuritySystemsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SalestoJoeJohnsonEquipmentMember" name="SalestoJoeJohnsonEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SeniorSecuredCreditFacilityMember" name="SeniorSecuredCreditFacilityMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SettlementAgreementMember" name="SettlementAgreementMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_StockIssuedDuringPeriodValuePerformanceShareUnitsNetOfSharesPaidForTaxes" name="StockIssuedDuringPeriodValuePerformanceShareUnitsNetOfSharesPaidForTaxes" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fss_StockIssuedDuringPeriodValueStockOptionExercisesAndOther" name="StockIssuedDuringPeriodValueStockOptionExercisesAndOther" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SuperiorCourtofNewJerseyUnionCountyMember" name="SuperiorCourtofNewJerseyUnionCountyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SupremeCourtofKingsCountyNewYorkMember" name="SupremeCourtofKingsCountyNewYorkMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SupremeCourtofStateofNewYorkErieCountyMember" name="SupremeCourtofStateofNewYorkErieCountyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_SupremeCourtofStateofNewYorkNewYorkCountyMember" name="SupremeCourtofStateofNewYorkNewYorkCountyMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_TermLoanMember" name="TermLoanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_UnrecognizedTaxBenefitDecreaseResultingFromDiscontinuedOperationsandDisposal" name="UnrecognizedTaxBenefitDecreaseResultingFromDiscontinuedOperationsandDisposal" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_VoluntaryReductionInForcePlanMember" name="VoluntaryReductionInForcePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fss_WarrantyMaturityPeriods" name="WarrantyMaturityPeriods" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fss_WestechVacSystemsLtd.WestechMember" name="WestechVacSystemsLtd.WestechMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
