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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001437749-18-008559
Filing Date
2018-05-03
Accepted
2018-05-03 17:06:22
Documents
64
Period of Report
2018-03-31

Document Format Files

Seq Description Document Type Size
1 FORM 10-Q nwpx20180331_10q.htm 10-Q 719070
2 EXHIBIT 31.1 ex_111627.htm EX-31.1 13714
3 EXHIBIT 31.2 ex_111628.htm EX-31.2 13743
4 EXHIBIT 32.1 ex_111629.htm EX-32.1 4231
5 EXHIBIT 32.2 ex_111630.htm EX-32.2 4413
  Complete submission text file 0001437749-18-008559.txt   4350652

Data Files

Seq Description Document Type Size
6 XBRL INSTANCE DOCUMENT nwpx-20180331.xml EX-101.INS 908644
7 XBRL TAXONOMY EXTENSION SCHEMA nwpx-20180331.xsd EX-101.SCH 44267
8 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE nwpx-20180331_cal.xml EX-101.CAL 47705
9 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE nwpx-20180331_def.xml EX-101.DEF 311507
10 XBRL TAXONOMY EXTENSION LABEL LINKBASE nwpx-20180331_lab.xml EX-101.LAB 279435
11 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE nwpx-20180331_pre.xml EX-101.PRE 336319
Mailing Address 5721 SE COLUMBIA WAY SUITE 200 VANCOUVER WA 98661
Business Address 5721 SE COLUMBIA WAY SUITE 200 VANCOUVER WA 98661 3603976250
NORTHWEST PIPE CO (Filer) CIK: 0001001385 (see all company filings)

IRS No.: 930557988 | State of Incorp.: OR | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-27140 | Film No.: 18804838
SIC: 3317 Steel Pipe & Tubes
Office of Manufacturing