🇵🇱 GENERALNA DYREKCJA DRÓG KRAJOWYCH I AUTOSTRAD PL
Construction
GENERALNA DYREKCJA DRÓG KRAJOWYCH I AUTOSTRAD is a laboratory accredited by PCA under number AB 1485 (Rzeszów, Poland). Its accreditation scope covers 31 test methods in the following areas: Construction. Test objects include: Bituminous mixtures, Road pavements, Ground, Aggregates. Most frequently used techniques: Dry method, Dynamic plate load method, VSS plate loading method.
At a glance
- Accreditation number: PCA AB 1485
- Methods in scope: 31
- Types of test objects: 11
- Techniques used: 13
- City: Rzeszów, Poland
- Accreditation number
- AB 1485
- Accreditation body
- PCA
- Address
- ODDZIAŁ W RZESZOWIE, ul. Legionów 20; 35-959 Rzeszów, WYDZIAŁ TECHNOLOGII I JAKOŚCI BUDOWY DRÓG, – LABORATORIUM DROGOWE, ul. Rejtana 8a; 35-310 Rzeszów
- City
- Rzeszów, Poland
What this laboratory tests (11)
- Bituminous mixtures — 6 methods
- Road pavements — 5 methods
- Ground — 4 methods
- Aggregates — 3 methods
- Concrete — 3 methods
- Bitumens and bituminous binders — 2 methods
- Growing medium — 2 methods
- Pavement structural layers — 2 methods
- Road markings — 2 methods
- Concrete paving blocks — 1 method
- Fresh concrete — 1 method
Analytical techniques used (13)
- Dry method — 2 methods
- Dynamic plate load method — 2 methods
- VSS plate loading method — 2 methods
- Leutner method — 1 method
- Los Angeles method — 1 method
- Method A — 1 method
- Method B — 1 method
- Method B (in air), small device — 1 method
- Method: spot measurement with an SRT-3 device — 1 method
- Ordinary method — 1 method
- Proctor method (I, II) — 1 method
- Profilometric method, inertial-type device – laser profilograph — 1 method
- Ring and ball method — 1 method
Laboratory locations
- GENERALNA DYREKCJA DRÓG KRAJOWYCH I AUTOSTRAD (main site) — ul. Legionów 20, 35-959 Rzeszów
- RZESZÓW BRANCH — ul. Legionów 20, 35-959 Rzeszów
- Road Construction Technology and Quality Division - Road Laboratory
Certificate information
- Issue date
- 02.06.2026
- Issue no.
- 18
Accreditation scope — test methods (31)
| No. | Test object | Methodology / Parameters | Technique | Reference document | |
|---|---|---|---|---|---|
| Road Construction Technology and Quality Division - Road Laboratory | |||||
| 1 | Bituminous mixtures | Soluble binder content Range (2 - 10) % |
PN-EN 12697-1:2020-08, cl. B.1.2, B.1.7 | ||
| 2 | Bituminous mixtures | Density in water Range (2,100 - 3,000) Mg/m3 |
Method A | PN-EN 12697-5:2019-01 | |
| 3 | Bituminous mixtures | Bulk density Range (2,100 - 3,000) Mg/m3 |
Method B | PN-EN 12697-6:2020-07 | |
| 4 | Bituminous mixtures | Particle size distribution Range (0 - 31,5) mm |
PN-EN 12697-2:2025-06 | PN-EN 933-1:2012 | ||
| 5 | Bituminous mixtures | Resistance to permanent deformation (rutting) Range (0 - 20) mm |
Method B (in air), small device | PN-EN 12697-22+A1:2024-05 | |
| 6 | Bituminous mixtures | Sampling | PN-EN 12697-27:2017-07 cl. 4.1,4.3 | ||
| 7 | Bitumens and bituminous binders | Softening point Range (28 - 80) °C |
Ring and ball method | PN-EN 1427:2015-08 | |
| 8 | Bitumens and bituminous binders | Needle penetration Range 0-100 x 0,1 mm |
PN-EN 1426:2015-08 | ||
| 9 | Concrete | Compressive strength Force range (150 - 3000) kN |
PN-EN 12390-3:2019-07 | ||
| 10 | Concrete | Flexural strength Force range (10 - 150) kN |
PN-EN 12390-5:2019-08 | ||
| 11 | Concrete | Resistance to freezing | Ordinary method | PN-B-06265:2022-08 Annex N | |
| 12 | Fresh concrete | Sampling | PN-EN 12350-1:2019-07 | ||
| 13 | Concrete paving blocks | Water absorption | PN-EN 1338:2005 Annex E | PN-EN 1338:2005/AC:2007 | ||
| 14 | Ground | Optimum moisture content Range (3 - 40) % Maximum dry density of soil Range (1,2 - 2,5) g/cm3 |
Proctor method (I, II) | PN-B-04481:1988 cl. 8 | |
| 15 | Ground | Compaction index (IS) | BN-77/8931-12 cl. 4 | ||
| 16 | Ground | Sand equivalent value Range (0 - 4) mm |
PN-EN 933-8:2012 Annex A | ||
| 17 | Ground | Natural moisture content | PN-88/B-04481 cl. 5.1 | ||
| 18 | Aggregates | Particle size distribution Range (0 - 63) mm |
PN-EN 933-1:2012 | ||
| 19 | Aggregates | Resistance to fragmentation | Los Angeles method | PN-EN 1097-2:2020-09 cl. 5 | |
| 20 | Aggregates | Sampling | PN-EN 932-1:1999 cl. 8.8 | ||
| 21 | Road pavements | Thickness Range up to 500 mm |
PN-EN 12697-36:2022-09 cl. 6.1 | ||
| 22 | Road pavements | Longitudinal profiles (evenness) Range (0 - 20) cm International Roughness Index IRI (calculated) |
Profilometric method, inertial-type device – laser profilograph | PN-EN 13036-6:2008; Announcement of the Minister of Infrastructure and Construction of 23.12.2015 (Journal of Laws 2016, item 124) | Regulation of the Minister of Infrastructure of 01.08.2019 (Journal of Laws of 2019 item 1643) | ASTM E 1926-08; WR-D-64 Guidelines for determining the surface characteristics of carriageway pavements and other parts of roads, version 01 of 18.07.2022, cl. 5 | |
| 23 | Road pavements | Friction coefficient of the pavement Range (0,1-0,9) |
Method: spot measurement with an SRT-3 device | Test instruction IB 7.4-24 issue II of 09.03.2023 | Regulation of the Minister of Infrastructure of 01.08.2019 (Journal of Laws 2019 item 1643) | |
| 24 | Road pavements | Interlayer bond of asphalt layers Range (0 - 50) kN |
Leutner method | Instruction for laboratory testing of interlayer bond of asphalt layers according to the Leutner method and technical requirements for interlayer bond, published by Gdańsk University of Technology, 31.08.2014 | |
| 25 | Road pavements | Sampling | PN-EN 12697-27:2017-07 cl. 4.7 | ||
| 26 | Growing medium | Deformation modulus Load range (0,01 - 0,35) MPa |
VSS plate loading method | PN-S-02205:1998 Annex B | |
| 27 | Growing medium | Dynamic deformation modulus Range (15 - 120) MN/m2 |
Dynamic plate load method | Catalogue of Reconstruction and Repair of Flexible and Semi-Rigid Pavements, KPRNPP – 2013 GDDKiA, IBDiM, Annex B4 | |
| 28 | Pavement structural layers | Deformation modulus Load range (0,01 - 0,45) MPa |
VSS plate loading method | PN-S-02205:1998 Annex B | |
| 29 | Pavement structural layers | Dynamic deformation modulus Range (15 - 120) MN/m2 |
Dynamic plate load method | Catalogue of Reconstruction and Repair of Flexible and Semi-Rigid Pavements, KPRNPP – 2013 GDDKiA, IBDiM, Annex B4 | |
| 30 | Road markings | Luminance coefficient Qd Range (1 - 318) mcd m-2 lx-1 |
Dry method | PN-EN 1436:2018-02 Annex A | |
| 31 | Road markings | Coefficient of retroreflected luminance RL Range (1 - 2 000) mcd m-2 lx-1 |
Dry method | PN-EN 1436:2018-02 Annex B | |
Reference standards (33)
ASTM E 1926-08; WR-D-64 Guidelines for determining the surface characteristics of carriageway pavements and other parts of roads, version 01 of 18.07.2022, cl. 5
BN-77/8931-12 cl. 4
Test instruction IB 7.4-24 issue II of 09.03.2023
Instruction for laboratory testing of interlayer bond of asphalt layers according to the Leutner method and technical requirements for interlayer bond, published by Gdańsk University of Technology, 31.08.2014
Catalogue of Reconstruction and Repair of Flexible and Semi-Rigid Pavements, KPRNPP – 2013 GDDKiA, IBDiM, Annex B4
PN-88/B-04481 cl. 5.1
PN-B-04481:1988 cl. 8
PN-B-06265:2022-08 Annex N
PN-EN 1097-2:2020-09 cl. 5
PN-EN 12350-1:2019-07
PN-EN 12390-3:2019-07
PN-EN 12390-5:2019-08
PN-EN 12697-1:2020-08, cl. B.1.2, B.1.7
PN-EN 12697-22+A1:2024-05
PN-EN 12697-27:2017-07 cl. 4.1,4.3
PN-EN 12697-27:2017-07 cl. 4.7
PN-EN 12697-2:2025-06
PN-EN 12697-36:2022-09 cl. 6.1
PN-EN 12697-5:2019-01
PN-EN 12697-6:2020-07
PN-EN 13036-6:2008; Announcement of the Minister of Infrastructure and Construction of 23.12.2015 (Journal of Laws 2016, item 124)
PN-EN 1338:2005 Annex E
PN-EN 1338:2005/AC:2007
PN-EN 1426:2015-08
PN-EN 1427:2015-08
PN-EN 1436:2018-02 Annex A
PN-EN 1436:2018-02 Annex B
PN-EN 932-1:1999 cl. 8.8
PN-EN 933-1:2012
PN-EN 933-8:2012 Annex A
PN-S-02205:1998 Annex B
Regulation of the Minister of Infrastructure of 01.08.2019 (Journal of Laws 2019 item 1643)
Regulation of the Minister of Infrastructure of 01.08.2019 (Journal of Laws of 2019 item 1643)