-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 PdJFmnlR3BGB2vmHgYtSkt8OQ76WH83FDif/KLRWskYOElpk3DUYyG1FCauCyFly
 KHMyf6cxOwzk0vYSLMt1Rg==

<SEC-DOCUMENT>0001209191-05-065698.txt : 20051228
<SEC-HEADER>0001209191-05-065698.hdr.sgml : 20051228
<ACCEPTANCE-DATETIME>20051228143808
ACCESSION NUMBER:		0001209191-05-065698
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051220
FILED AS OF DATE:		20051228
DATE AS OF CHANGE:		20051228

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PERINI CORP
		CENTRAL INDEX KEY:			0000077543
		STANDARD INDUSTRIAL CLASSIFICATION:	GENERAL BUILDING CONTRACTORS - NONRESIDENTIAL BUILDINGS [1540]
		IRS NUMBER:				041717070
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		73 MT WAYTE AVE
		CITY:			FRAMINGHAM
		STATE:			MA
		ZIP:			01701
		BUSINESS PHONE:		5086282000

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			AMERICAN INTERNATIONAL GROUP INC
		CENTRAL INDEX KEY:			0000005272
		STANDARD INDUSTRIAL CLASSIFICATION:	FIRE, MARINE & CASUALTY INSURANCE [6331]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-06314
		FILM NUMBER:		051288658

	BUSINESS ADDRESS:	
		STREET 1:		70 PINE ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10270
		BUSINESS PHONE:		2127707000

	MAIL ADDRESS:	
		STREET 1:		70 PINE STREET
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10270

	FORMER NAME:	
		FORMER CONFORMED NAME:	AMERICAN INTERNATIONAL ENTERPRISES INC
		DATE OF NAME CHANGE:	19700507
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>y16032_aig.xml
<DESCRIPTION>MAIN DOCUMENT DESCRIPTION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-12-20</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0000077543</issuerCik>
        <issuerName>PERINI CORP</issuerName>
        <issuerTradingSymbol>PCR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000005272</rptOwnerCik>
            <rptOwnerName>AMERICAN INTERNATIONAL GROUP INC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>70 PINE STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10270</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, par value $1.00 per share</value>
            </securityTitle>
            <transactionDate>
                <value>2005-12-20</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>266874</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>22.44</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2392972</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Owned through a subsidiary.</value>
                    <footnoteId id="F1"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable></derivativeTable>

    <footnotes>
        <footnote id="F1">Shares of Common Stock are beneficially owned by National Union Fire Insurance Company of Pittsburgh, Pa., which is a wholly-owned subsidiary of American International Group, Inc.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Kathleen E. Shannon, Senior Vice President and Secretary</signatureName>
        <signatureDate>2005-12-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----