OPSS PROV 491 CONSTRUCTION SPECIFICATION FOR PRESERVATION, PROTECTION, AND RECONSTRUCTION OF EXISTING FACILITIES

TCP number

000-0313

Notice type

Standard

Applies to

OPSS - Ontario Provincial Standard Specifications

No. specification

OPSS PROV 491

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 491 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 minor administrative changes in the specification. No technical changes are proposed at this time. CAIS is also included in the update.

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