California Bearing Ratio (CBR) Test apparatus, Elite, Bangladesh


CBR test apparatus Price in Bangladesh

  • Brand: Elite
  • Country of origin: Bangladesh
  • Standard: ASTM grade
  • Capacity: 50KN


California Bearing Ratio (CBR) Test

General. The test is an empirical test which gives an indication of the shear strength of a soil.

CBR values may vary from less than 1% on soft clays to over 150% on dense crushed rock samples.

  • Static compression
  • Dynamic compaction by
  • Using 2.5 or 4.5 kg rammer and
  • Using vibrating hammer.

Undisturbed sample.

Only the CBR molds as described in are suitable for undisturbed sampling.


  • The following apparatus is variously required to carry out the 2.5 kg, 4.5 kg and Vibrating hammer methods in Figure
  • Test sieves of aperture sizes 20 mm and 5 mm.
  • A cylindrical, corrosion-resistant, metal mold, i.e. the CBR mold, having a nominal internal diameter of 152±0.5 mm.
  • The mold is shown in Figure 4.3.3. The internal faces shall be smooth, clean and dry before each use.
  • A compression device (load press) for static compaction, (for 2.5 kg hammer)
  • Metal plugs, 152±0.5 mm in diameter and 50±1.0 mm thick, for static compaction of a soil specimen (for 2.5 kg hammer).

Images are reference only. Actual product may be different.

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