<SEC-DOCUMENT>0000921895-16-005059.txt : 20160701
<SEC-HEADER>0000921895-16-005059.hdr.sgml : 20160701
<ACCEPTANCE-DATETIME>20160701164041
ACCESSION NUMBER:		0000921895-16-005059
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160630
FILED AS OF DATE:		20160701
DATE AS OF CHANGE:		20160701

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FOSTER L B CO
		CENTRAL INDEX KEY:			0000352825
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-METALS SERVICE CENTERS & OFFICES [5051]
		IRS NUMBER:				251324733
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		415 HOLIDAY DR
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15220
		BUSINESS PHONE:		4129283431

	MAIL ADDRESS:	
		STREET 1:		415 HOLIDAY DR
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15220

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Vizi Bradley
		CENTRAL INDEX KEY:			0001556313

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-10436
		FILM NUMBER:		161747414

	MAIL ADDRESS:	
		STREET 1:		1247 STONER AVENUE, #207
		CITY:			LOS ANGELES
		STATE:			CA
		ZIP:			90025
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form409050008_07012016.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-06-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000352825</issuerCik>
        <issuerName>FOSTER L B CO</issuerName>
        <issuerTradingSymbol>FSTR</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001556313</rptOwnerCik>
            <rptOwnerName>Vizi Bradley</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>9401 WILSHIRE BOULEVARD</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 705</rptOwnerStreet2>
            <rptOwnerCity>BEVERLY HILLS</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>90212</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-06-30</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness></transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1263</value>
                    <footnoteId id="F5"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                    <footnoteId id="F5"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1263</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6916</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F4"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By: Legion Partners Asset Management, LLC</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>318861</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F3"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By: Legion Partners Special Opportunities, L.P. II</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>559919</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By: Legion Partners, L.P. I</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>108856</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                    <footnoteId id="F2"/>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By: Legion Partners, L.P. II</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Legion Partners, L.P. I (&quot;Legion Partners I&quot;) directly owns these shares of common stock (&quot;Common Stock&quot;) of L.B. Foster Company (the &quot;Issuer&quot;). Legion Partners, LLC is the general partner of Legion Partners I, Legion Partners Asset Management, LLC (&quot;Legion Partners Asset Management&quot;), is the investment advisor of Legion Partners I and Legion Partners Holdings, LLC (&quot;Legion Partners Holdings&quot;) is the sole member of each of Legion Partners Asset Management and Legion Partners, LLC. As a managing director of Legion Partners Asset Management and a managing member of Legion Partners Holdings, Mr. Vizi may be deemed to beneficially own the shares of common stock owned directly by Legion Partners I. Mr. Vizi expressly disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F2">Legion Partners, L.P. II (&quot;Legion Partners II&quot;) directly owns these shares of Common Stock. Legion Partners, LLC is the general partner of Legion Partners II, Legion Partners Asset Management is the investment advisor of Legion Partners II and Legion Partners Holdings is the sole member of each of Legion Partners Asset Management and Legion Partners, LLC. As a managing director of Legion Partners Asset Management and a managing member of Legion Partners Holdings, Mr. Vizi may be deemed to beneficially own the shares of common stock owned directly by Legion Partners II. Mr. Vizi expressly disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F3">Legion Partners Special Opportunities, L.P. II (&quot;Legion Partners Special II&quot;), directly owns these shares of Common Stock. Legion Partners, LLC is the general partner of Legion Partners Special II, Legion Partners Asset Management is the investment advisor of Legion Partners Special II and Legion Partners Holdings is the sole member of each of Legion Partners Asset Management and Legion Partners, LLC. As a managing director of Legion Partners Asset Management and a managing member of Legion Partners Holdings, Mr. Vizi may be deemed to beneficially own the shares of common stock owned directly by Legion Partners Special II. Mr. Vizi expressly disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F4">Legion Partners Asset Management, directly owns these shares of Common Stock. As a managing director of Legion Partners Asset Management, Mr. Vizi may be deemed to beneficially own the shares of common stock owned directly by Legion Partners Asset Management. Mr. Vizi expressly disclaims beneficial ownership of such shares except to the extent of his pecuniary interest therein.</footnote>
        <footnote id="F5">Represents quarterly director cash retainer fees elected to be paid in stock. Mr. Vizi's annual retainer as a Director is $55,000.00 with a quarterly payment of $13,750.00. The closing stock price on June 30, 2016 was $10.89 which calculates to 1,263 shares based on Mr. Vizi's quarterly payment.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Bradley S. Vizi</signatureName>
        <signatureDate>2016-07-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
