Interlaboratory Technical Project МС 01/2023
PT provider UCLSB invites you to take part in Interlaboratory Technical Project MC 01/2023. Test subjects will be: Asphalt /bitouminous/ mixtures, according to the pointed standards and parameters (characteristics) in the following table:
|Test subject||Code of the standard||Name of the standard||Tested parameters (characteristics)|
|Asphalt /bitouminous/ mixtures||EN 12697-6, Procedure В (clause.9.3)||Bituminous mixtures - Test methods for hot mix asphalt - Part 6: Determination of bulk density of bituminous specimens||Bulk density /ua/|
|EN 12697-5, Procedure А (clause.9.2)||Bituminous mixtures - Test methods for hot mix asphalt - Part 5: Determination of the maximum density||Maximum density /ua/|
|EN 12697-8, clause 4||Bituminous mixtures - Test methods for hot mix asphalt - Part 8: Determination of void characteristics of bituminous specimens||Air voids content /ua/|
|EN 12697-34||Bituminous mixtures - Test methods for hot mix asphalt - Part 34: Marshall test||Stability /ua/|
|EN 12697-34||Bituminous mixtures - Test methods for hot mix asphalt - Part 34: Marshall test||Flow /ua/|
|EN 12697-1||Bituminous mixtures - Test methods for hot mix asphalt - Part 1: Soluble binder content||Soluble binder content /ua/|
|EN 12697-2||Bituminous mixtures - Test methods - Part 2: Determination of particle size distribution||Particle size distribution /ua/|
/ua/ - under accreditation, within the scope of accreditation of the PT provider; /oa/ - out of the scope of accreditation of the PT provider
- “Invitation for participation”
- “Application form”
- "Detailed plan for proficiency testing"
Additional information regarding Interlaboratory Technical Project (ITP) MC 01/2023.
Deadline for accepting applications for participation: 15.04.2023;
• Payment deadline: 30.04.2023;
• Sending the samples to the participants: by 10.05.2023 at the latest;
• Conducting the tests: 12.06-15.06.2023.
• Preparation of the final report: no later than 25.07.2023;
Detailed information will be given in the instruction for conducting the interlaboratory comparison and proficiency test QF 4.4-5. You will be informed about all other changes that may be imposed during the course of MC 01/2023 by e-mail.
* The date indicated as the start of the respective project is also the date from which the acceptance of participation requests begins.
** Requests for the relevant project, in English and Bulgarian, can be found in the "PT schemes" section of our website: http://www.ptprovider.sslsb.org/
*** The due date of the relevant project means that this is the deadline for the preparation of the report, unless otherwise stated in the instruction (QF 4.4-5).
Note: All participants will receive further instructions for the process of implementing the relevant PT scheme. The minimum number of participants for a parameter to be included in the relevant PT scheme is 5.