British Standards Institution

Source:: CEN
Committee:: B/510 - Road materials
Categories:: Information management | Standardization. General rules | Manufacturing | Petroleum and related technologies | Waxes, bituminous materials and other petroleum products | Construction | Road engineering | Road construction materials

Scope

This document specifies a method for the recovery of soluble bitumen from bituminous mixtures used in road, airfield or similar pavements in a form suitable for further testing.

The method is applicable for the recovery of paving grade bitumen and for bituminous mixtures containing volatile matter such as cutback bitumen.

The method is not applicable for recovery of polymer-modified bitumen.

NOTE 1 This document is the reference method for recovery of bituminous mixtures containing volatile matter such as cut-back bitumen.

NOTE 2 EN 12697-3 is the reference method for the recovery of paving grade bitumen and polymer-modified bitumen.

Purpose

The main purpose for revision is to:

• Investigate and collect experiences during CEN-Enquiry for further improvement

• Update the standard text according to CEN/CENELEC Internal regulations part 3:2019

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Please email further comments to: debbie.stead@bsigroup.com

Standard timeline

1. Proposal

Proposal start date:

09/07/2021

Proposal end date:

05/08/2021

2. Draft

3. Public Comments

4. Comment Resolution

5. Approval

6. Publication

Learn more about the standards development process

Standards Development

CEN/TC 227 N 4322, Revision of EN 12697-4 Bituminous mixtures — Test methods — Part 4: Bitumen recovery: Fractionating column

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