Dear colleagues,
It is our pleasure to invite you to take part in proficiency testing № 24/03-T-1 by means of an interlaboratory comparison. The proficiency testing will include the laboratory activity “testing”. The subject of testing will be product “Construction soil” under standard methods and parameters, pointed below. The product and the parameters are under the scope of accreditation of PT Provider PTS Bulgaria at PTS Bulgaria Ltd.
You may find more details in the Detailed PT plan and the Invitation for participation in section “Documents for participation”.
Subjects of the proficiency testing
Construction soil
Testing
| Number of participantions | Code of the standаrd | Name of the standard | Parameter |
|---|---|---|---|
*EN 13286-2, item 7.4 (rammer B, Proctor mould A) |
Unbound and hydraulically bound mixtures - Part 2: Test methods for laboratory reference density and water content - Proctor compaction |
Maximum dry density (two determinations) |
|
*EN 13286-2, item 7.4 (rammer B, Proctor mould A) |
Unbound and hydraulically bound mixtures - Part 2: Test methods for laboratory reference density and water content - Proctor compaction |
Optimum water content (two determinations) |
|
*БДС EN ISO 17892-3, item 5.1 (Fluid pycnometer method) |
Geotechnical investigation and testing - Laboratory testing of soil - Part 3: Determination of particle density (ISO 17892-3:2015, Corrected version 2015-12-15) |
Particle density (three determinations) |
* The tests will be carried out according to the last valid versions of the indicated standards!
Note: The product and the parameters are under the scope of accreditation of PT Provider PTS Bulgaria at PTS Bulgaria Ltd.