Specifications

The CBR method is used for the laboratory evaluation of subgrade and subbase coarse materials.
Standard: ASTM

The apparatus comprises moulds with accessories, compaction rammers (the automatic models are the same used for the compaction of Proctor moulds). Different models are available conforming to the various specifications in use.

Model Description
34-T0090
CBR mould complete with collar and perforated base
plate. Plated steel, 6 in. (152.4 mm) dia. x 7 in. (177.8
mm) body height
34-T0091
Spacer disc with "T" handle.
515/16 in. dia. (150.8 mm) x 2.416 in. (61.4 mm) high
34-T0094 Annular surcharge weight, 2.27 kg
34-T0095 Slotted surcharge weight, 2.27 kg
34-T0098 Cutting edge
34-T0097 Solid CBR base
34-T0099 Straight edge. 3x30x300 mm
Model Description
34-T0090/B
CBR mould body with base plate, made from
plated steel threaded on both ends.
152mm ID x 127mm high, 50mm high collar
34-T0090/BC CBR mould with three plugs collar
34-T0090/B6
“C” spanner. To mount and to dismount the collar
from the mould body, 1kg
other accessories available on request