-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 AECLoG4uw0vEE4yh4l6jy5zllHRdIfwRRZVXz9kM8jutlPVit7jhhLA9DGNyIuh2
 GaWqP2CzGiEc+8YsHx92dg==

<SEC-DOCUMENT>0001179110-03-013609.txt : 20031231
<SEC-HEADER>0001179110-03-013609.hdr.sgml : 20031231
<ACCEPTANCE-DATETIME>20031231135727
ACCESSION NUMBER:		0001179110-03-013609
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031230
FILED AS OF DATE:		20031231

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			PRINCE ROBERT E
		CENTRAL INDEX KEY:			0001216910

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-14292
		FILM NUMBER:		031080127

	BUSINESS ADDRESS:	
		STREET 1:		DURATEK INC
		STREET 2:		10100 OLD COLUMBIA ROAD
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DURATEK INC
		CENTRAL INDEX KEY:			0000785186
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-HELP SUPPLY SERVICES [7363]
		IRS NUMBER:				222427618
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		10100 OLD COLUMBIA ROAD
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046
		BUSINESS PHONE:		4103125100

	MAIL ADDRESS:	
		STREET 1:		10100 OLD COLUMBIA ROAD
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GTS DURATEK INC
		DATE OF NAME CHANGE:	19930805

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DURATEK CORP
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
<periodOfReport>2003-12-30</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000785186</issuerCik>
        <issuerName>DURATEK INC</issuerName>
        <issuerTradingSymbol>DRTK</issuerTradingSymbol>
</issuer>
<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001216910</rptOwnerCik>
            <rptOwnerName>PRINCE ROBERT E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10100 OLD COLUMBIA ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>COLUMBIA</rptOwnerCity>
            <rptOwnerState>MD</rptOwnerState>
            <rptOwnerZipCode>21046</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>1</isDirector>
<isOfficer>1</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle>President &amp; CEO</officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeTable></nonDerivativeTable>
<derivativeTable><derivativeTransaction><securityTitle><value>Common Stock Option</value>
</securityTitle>
<conversionOrExercisePrice><value>5.875</value>
</conversionOrExercisePrice>
<transactionDate><value>2003-12-30</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>C</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>1147</value>
<footnoteId id="F1"></footnoteId>
</transactionShares>
<transactionPricePerShare><value>5.875</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<exerciseDate><value>2000-05-10</value>
</exerciseDate>
<expirationDate><value>2004-05-10</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>1147</value>
</underlyingSecurityShares>
</underlyingSecurity>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>381813</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeTransaction>
<derivativeTransaction><securityTitle><value>Common Stock Option</value>
</securityTitle>
<conversionOrExercisePrice><value>5.75</value>
</conversionOrExercisePrice>
<transactionDate><value>2003-12-30</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>C</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>3499</value>
<footnoteId id="F2"></footnoteId>
</transactionShares>
<transactionPricePerShare><value>5.75</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<exerciseDate><value>2000-11-02</value>
</exerciseDate>
<expirationDate><value>2009-11-02</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>3499</value>
</underlyingSecurityShares>
</underlyingSecurity>
<postTransactionAmounts><valueOwnedFollowingTransaction><value>378314</value>
</valueOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</derivativeTransaction>
</derivativeTable>
<footnotes><footnote id="F1">Mr. Prince did a net exercise of 3125 shares at 13.22 which netted 1,147 shares acquired.</footnote>
<footnote id="F2">Mr. Prince did a net exercise of 9,375 shares at 13.22 netting 3,499 shares.</footnote>
</footnotes>
<ownerSignature><signatureName>/s/Robert E. Prince</signatureName>
<signatureDate>2003-12-31</signatureDate>
</ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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