Amendment to OPSS 510 - Automatic Machine Guidance for Partial Depth Asphalt Removal

TCP number
000-0047
Notice type
Standard
Applies to
NSSP - Non Standard Special Provisions
No. specification
Amendment to OPSS 510
Posted by
Highway Design Office
Notice stage
Decision
Decision posted
Comment period
November 26, 2021 - January 7, 2022 (21 days) Closed
Last updated

This consultation was open from:
November 26, 2021
to January 7, 2022

Decision summary

12 comments were received. All are relevant and appropriate and will have responses posted.

As a result of the comments, the draft NSSP has been updated in several locations or clarification was provided in response to the comments where updates were not required. The draft special provision will be finalized and published.

Decision details

One comment requested clarity with respect to the smoothness of the milled surface. The document was updated accordingly

Two comments requested additional wording with respect to the capability of the milling equipment however it was felt that the 5mm tolerance between the milled elevation and the DDM would effectively govern the capability of the equipment and no change was made. 

One comment requested clarification with respect to how to measure elevation against the 5mm milled surface tolerance as a milled surface has a texture. Wording was added to clarify that the top of the milled surface is to be checked.

Other comments that did not result in updated to the draft NSSP were clarified appropriately in the responses.

Comments received

Effects of consultation

Public comments were received, and the draft NSSP was updated accordingly.

Connect with us

Sign up for notifications

We will send you email notifications with any updates related to this consultation. You can change your notification preferences anytime by visiting settings in your profile page.

Follow this notice

Original proposal

TCP number
000-0047
Type notice
Standard
Posted by
Highway Design Office
Proposal posted

Comment period

November 26, 2021 - January 7, 2022 (21 days)

Proposal details

Amendment to OPSS 510, Construction Specification for Removals, that requires the use of automated machine guidance to accurately remove (mill) asphalt pavement partial depth to within 5 mm of the milled surface design elevation. The machine guidance shall be capable of precise three‐dimensional control of the milling equipment using satellite and local referencing.

Comment

Commenting is now closed.

This consultation was open from November 26, 2021
to January 7, 2022

Connect with us