<SEC-DOCUMENT>0001437749-23-004933.txt : 20230228
<SEC-HEADER>0001437749-23-004933.hdr.sgml : 20230228
<ACCEPTANCE-DATETIME>20230228170535
ACCESSION NUMBER:		0001437749-23-004933
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20230222
FILED AS OF DATE:		20230228
DATE AS OF CHANGE:		20230228

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lockridge Irma
		CENTRAL INDEX KEY:			0001899348

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27140
		FILM NUMBER:		23687011

	MAIL ADDRESS:	
		STREET 1:		C/O TRINITY CAPITAL INC.
		STREET 2:		1 N. 1ST STREET, 3RD FLOOR
		CITY:			PHOENIX
		STATE:			AZ
		ZIP:			85004

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTHWEST PIPE CO
		CENTRAL INDEX KEY:			0001001385
		STANDARD INDUSTRIAL CLASSIFICATION:	STEEL PIPE & TUBES [3317]
		IRS NUMBER:				930557988
		STATE OF INCORPORATION:			OR
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		201 NE PARK PLAZA DRIVE
		STREET 2:		SUITE 100
		CITY:			VANCOUVER
		STATE:			WA
		ZIP:			98684
		BUSINESS PHONE:		3603976250

	MAIL ADDRESS:	
		STREET 1:		201 NE PARK PLAZA DRIVE
		STREET 2:		SUITE 100
		CITY:			VANCOUVER
		STATE:			WA
		ZIP:			98684
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>rdgdoc.xml
<DESCRIPTION>FORM 3
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0206</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2023-02-22</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001001385</issuerCik>
        <issuerName>NORTHWEST PIPE CO</issuerName>
        <issuerTradingSymbol>NWPX</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001899348</rptOwnerCik>
            <rptOwnerName>Lockridge Irma</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>201 NE PARK PLAZA DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>VANCOUVER</rptOwnerCity>
            <rptOwnerState>WA</rptOwnerState>
            <rptOwnerZipCode>98684</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>/s/ Irma Lockridge</signatureName>
        <signatureDate>2023-02-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
