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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 CRvhq2g8vFTN1k1unvq1BQ==

<SEC-DOCUMENT>0000061986-07-000046.txt : 20070209
<SEC-HEADER>0000061986-07-000046.hdr.sgml : 20070209
<ACCEPTANCE-DATETIME>20070209155916
ACCESSION NUMBER:		0000061986-07-000046
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070130
FILED AS OF DATE:		20070209
DATE AS OF CHANGE:		20070209

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BOGGS PAUL A
		CENTRAL INDEX KEY:			0001389240

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11978
		FILM NUMBER:		07597888

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		9206521792

	MAIL ADDRESS:	
		STREET 1:		2400 SO 44TH STREET
		CITY:			MANITOWOC
		STATE:			WI
		ZIP:			54220

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MANITOWOC CO INC
		CENTRAL INDEX KEY:			0000061986
		STANDARD INDUSTRIAL CLASSIFICATION:	CONSTRUCTION MACHINERY & EQUIP [3531]
		IRS NUMBER:				390448110
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		P O BOX 66
		CITY:			MANITOWOC
		STATE:			WI
		ZIP:			54221-0066
		BUSINESS PHONE:		9206844410

	MAIL ADDRESS:	
		STREET 1:		P O BOX 66
		CITY:			MANITOWOC
		STATE:			WI
		ZIP:			54221-0066
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-01-30</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000061986</issuerCik>
        <issuerName>MANITOWOC CO INC</issuerName>
        <issuerTradingSymbol>MTW</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001389240</rptOwnerCik>
            <rptOwnerName>BOGGS PAUL A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2400 SO 44TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MANITOWOC</rptOwnerCity>
            <rptOwnerState>WI</rptOwnerState>
            <rptOwnerZipCode>54220</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Business Development</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Emp StockOption (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>20.78</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2007-03-14</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-03-14</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Emp StockOption (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>23.8</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2007-11-07</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-11-07</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2254</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Emp StockOption (right to buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>37.445</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2008-02-24</value>
                <footnoteId id="F1"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-02-24</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>6960</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Options vest annually in 25% increments beginning on date indicated.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Maurice D. Jones, by Power of Attorney</signatureName>
        <signatureDate>2007-02-09</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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