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Central Road Laboratory is a separate sector that offers laboratory testing services for materials, as well as field investigations. The central road laboratory works according to the standard for construction laboratories MKS ISO/IEC 17025:2009

Scope of test methods:

SOILS

    1. MKTC CEN ISO/ТS 17892-1:2010 Geotechnical investigation and testing –Laboratory testing of soil –Part 1: Determination of water content
    2. MKTC CEN ISO/ТS 17892-2:2010    Geotechnical investigation and testing -Laboratory testing of soil -Part 2: Determination of density of fine grained soil

    -linear measurement method

    -immersion in water method

    -fluid displacement method

    1. MKTC CEN ISO/ТS 17892-3:2010 Geotechnical investigation and testing –Laboratory testing of soil –Part 3: Determination of particle density –Pycnometer method

     -Oven-dried specimens

     -Moist specimens

    1. MKTC CEN ISO/ТS 17892-4:2010 Geotechnical investigation and testing — Laboratory testing of soil — Part 4:  Determination of particle size distribution

     -Sieving

    -Hydrometer

    1. MKTC CEN ISO/ТS 17892-10:2010 Geotechnical investigation and testing-Laboratory testing of soil -Part 10: Direct shear tests

    -Shearbox

    1. MKTC CEN ISO/ТS 17892-5:2010 Geotechnical investigation and testing — Laboratory testing of soil — Part 5: Incremental loading endometrial test
    2. MKTC CEN ISO/ТS 17892-11:2010 Geotechnical investigation and testing -Laboratory testing of soil -Part 11: Determination of permeability by constant and falling head
    3. MKTC CEN ISO/ТS 17892-12:2010 Geotechnical investigation and testing — Laboratory testing of soil — Part 12: Determination of Atterberg limits

    -Fall-cone method

    1. MKTC EN ISO/TS 17892-9:2010 Geotechnical investigation and testing — Laboratory testing of soil — Part 9: Consolidated triaxial compression tests on water-saturated soils
    2. MKC EN 13286- 2:2012 Unbound and hydraulically bound mixtures -Part 2: Test methods for the determination of the laboratory reference density and water content -Proctor compaction
    3. MKC EN 13286- 47:2013 Unbound and hydraulically bound mixtures – Part 47: Test method for the determination of California bearing ratio, immediate bearing index and linear swelling
    4. MKTC EN ISO/TS 17892-7:2010 Geotechnical investigation and testing –Laboratory testing of soil –Part 7: Unconfined compression test on fine-grained soils
    5. MKC 1013:2016 Geotechnical investigation and testing –Laboratory testing of soil –Determination of Atterbeg limits (Casagrande method)
    6. MKC 1014:2016 Geotechnical investigation and testing -Laboratory testing of soil –Determination of carbonate content of soils
    7. MKC 1015:2016 Geotechnical investigation and testing -Laboratory testing of soil-Determination of the combustible and organic matter in soil
    8. MKC 1004:2013 Geotechnical investigation and testing –Field testing –Determination of bulk density -Sand-Cone method
    9. MKTC 1012:2015 Geotechnical investigation and testing –Field testing–Dynamic plate -Load testing with the aid of the light drop –Weight tester

CONCRETE

  1. МКС EN 12350-1: 2009 Testing fresh concrete -Part 1: Sampling
  2. МКС EN 12350-2: 2009 Testing fresh concrete-Part 2: Slump test
  3. МКС EN 12350-6: 2009 Testing fresh concrete – Part 6: Density
  4. МКС EN 12350-7: 2009 Testing fresh concrete – Part 7: Air content – Pressure methods
  5. МКС EN 12390-1: 2013 Testing hardened concrete – Part 1: Shape, dimensions and other requirements for specimens and moulds
  6. МКС EN 12390-2: 2009 Testing of hardened concrete – Part 2:  Making and curing specimens for strength tests
  7. МКС EN 12390-4:2009 Testing hardened concrete – Part 4: Compressive strength – Specification for testing machines
  8. МКС EN 12390-7: 2009 Testing hardened concrete – Part 7: Density of hardened concrete
  9. МКС EN 12504-2: 2013 Testing concrete in constructions-Part 2: Non destructive testing –Determination of rebound number

ASPHALT

  1. МКС EN 12697-1: 2013 Bituminous mixtures – Test methods for hot mix asphalt – Part 1: Soluble binder content
  2. МКС EN 12697-2: 2009 Bituminous mixtures – Test methods – Part 2: Determination of particle size distribution
  3. МКС EN 12697-5: Bituminous mixtures – Test methods for hot mix asphalt – Part 5: Determination of the maximum density
  4. МКС EN 12697-6: 2013 Bituminous mixtures -Test methods for hot mix asphalt -Part 6: Determination of bulk density of bituminous specimens
  5. МКС EN 12697-8: 2007 Bituminous mixtures – Test methods for hot mix asphalt – Part 8: Determination of void characteristics of bituminous specimens
  6. МКС EN 12697-29: 2007   Bituminous mixtures – Test method for hot mix asphalt – Part 29: Determination of the dimensions of a bituminous specimen
  7. МКС EN 12697-34: 2013 Bituminous mixtures – Test methods for hot mix asphalt – Part 34: Marshall test
  8. МКС EN 12697-36: 2007 Bituminous mixtures –Test method for hot mix asphalt –Part 36: Determination of the thickness of a bituminous pavement