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WIS and IGN Library

The Library contains WIS & IGN as PDF files in one of four states (current, draft, archived, archival candidate) for free download. Pay close attention to a document’s caveats.

WIS and IGN Library

Draft

IGN 4-25-02 Issue 2 Applications for Stainless Steel in the Water Industry

Status: For Comment From: 21/04/2022 To: 20/07/2022
Archived

IGN 4-25-02 Issue 2 Applications for stainless steel in the water industry

Issue: August 2023 Code: 4-25-02 Status: Archived
IGN

IGN 4-25-02 Issue 2.1 Applications for stainless steel in the water industry

Issue: November 2023 Code: 4-25-02 Status: Current
Draft

WIS 4-26-01 Specification for leak tightness of covers for manholes and inspection chambers

Status: For Comment From: 06/02/2024 To: 05/05/2024
Archived

IGN 4-31-05 Issue 1 Specification for solid wall concentric external rib-reinforced uPVC sewer pipe

Issue: March 1988 Code: 4-31-05 Status: Archived
Archived

IGN 4-32-05 Issue 1 Specification for polyethylene (PE) pipes for sewer linings (non-pressure applications)

Issue: April 1986 Code: 4-32-05 Status: Archived
Archived

IGN 4-32-08 Issue 1 Specification for site fusion jointing of MDPE pipe and fittings

Issue: August 1988 Code: 4-32-08 Status: Archived
Archived

WIS 4-32-08 Issue 2 Specification for site fusion jointing of PE80 and PE100 pipe and fittings

Issue: August 1994 Code: 4-32-08 Status: Archived
Archived

WIS 4-32-08 Issue 3 Specification for the fusion jointing of polyethylene pressure pipeline systems using PE80 and PE100 materials

Issue: April 2002 Code: 4-32-08 Status: Archived
WIS

WIS 4-32-08 Issue 4 Specification for the fusion jointing of polyethylene pressure pipeline systems using pe80 and pe100 materials

Issue: June 2016 Code: 4-32-08 Status: Current