<SEC-DOCUMENT>0001437749-18-018169-index.html : 20181011
<SEC-HEADER>0001437749-18-018169.hdr.sgml : 20181011
<ACCEPTANCE-DATETIME>20181011144717
ACCESSION NUMBER:		0001437749-18-018169
CONFORMED SUBMISSION TYPE:	8-K/A
PUBLIC DOCUMENT COUNT:		4
CONFORMED PERIOD OF REPORT:	20180727
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20181011
DATE AS OF CHANGE:		20181011

FILER:

	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

	FILING VALUES:
		FORM TYPE:		8-K/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27140
		FILM NUMBER:		181118131

	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>8-K/A
<SEQUENCE>1
<FILENAME>nwpx20181005_8ka.htm
<DESCRIPTION>FORM 8-K/A
<TEXT>
Document 1 - file: nwpx20181005_8ka.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>ex_125139.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 2 - file: ex_125139.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>3
<FILENAME>ex_125356.htm
<DESCRIPTION>EXHIBIT 99.1
<TEXT>
Document 3 - file: ex_125356.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.2
<SEQUENCE>4
<FILENAME>ex_125141.htm
<DESCRIPTION>EXHIBIT 99.2
<TEXT>
Document 4 - file: ex_125141.htm

</DOCUMENT>
</SEC-DOCUMENT>