| Test subject | Code of the standard | Name of the standard | Tested parameters | * Beginning of the project | ** Acceptance of applications till | *** End of the project |
|---|---|---|---|---|---|---|
| Aggregates (coarse-grained) | EN 1367-2:2009 | Tests for thermal and weathering properties of aggregates – Part 2: Magnesium sulfate test. | Thermal and weathering properties of aggregates – Magnesium sulfate test /ua/ | 01.07.2016 | 31.08.2016 | 31.12.2016 |
| EN 933-1:2012 | Tests for geometrical properties of aggregates – Part 1: Determination of particle size distribution – Sieving method. | Percentage of fines passing the 63 μm sieve /ua/ | ||||
| EN 933-1:2012 | Tests for geometrical properties of aggregates – Part 1: Determination of particle size distribution – Sieving method. | Particle size distribution /oa/ | ||||
| Bitumen and bitumen products – Bituminous emulsion | EN 1427:2015 | Bitumen and bituminous binders – Determination of the softening point – Ring and Ball method. | Softening point – Ring and Ball method /ua/ | |||
| EN 12846-1:2011 | Bitumen and bituminous binders – Determination of efflux time by the efflux viscometer – Part 1: Bituminous emulsions. | Efflux time /viscosity/ /oa/ | ||||
| EN 13074-1:2011 | Bitumen and bituminous binders – Recovery of binder from bituminous emulsion or cut-back or fluxed bituminous binders – Part 1: Recovery by evaporation. | Recovery by evaporation /oa/ |
- “Invitation for participation” (QF 4.4-3) in МС 07/2016;
- “Application form” (QF 4.4-4) for МС 07/2016;
Legend:
* The date which is pointed as a beginning of the relevant project is the date when acceptance of the applications starts.
** Application forms for the relevant project in English and Bulgarian may be found in the “ILC” section on our webpage: http://www.ptprovider.sslsb.org/
*** The end of the relevant project means that this is the deadline for the report to be prepared in case nothing else is stated in the instruction form QF 4.4-5.
/ua/ Under accredtitation (covered by the scope of accreditation)
/оа/ Out of accreditation (not covered by the scope of accreditation)
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.