OPSS PROV 490 CONSTRUCTION SPECIFICATION FOR SITE PREPARATION FOR PIPELINES, UTILITIES, AND ASSOCIATED STRUCTURES

TCP number

000-0312

Notice type

Standard

Applies to

OPSS - Ontario Provincial Standard Specifications

No. specification

OPSS PROV 490

Posted by

Highway Design Office

Notice stage

Proposal

Proposal posted

September 16, 2026

Comment period

September 16, 2026 - October 7, 2026 (21 days) Open

Last updated

September 16, 2026

This consultation closes at 11:59 p.m. on:
October 7, 2026

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Proposal summary

OPSS PROV 490 has been updated as per drainage specifications updating schedule and is ready for external stakeholders’ consultation prior to publishing the updated version of the specification.

Proposal details

The current update include administrative changes in the specification, external references update and minor formating revisions. No technical changes are proposed at this time. CAIS is also included in the update.

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