CBR Components

Gilson offers a comprehensive selection of products for the preparation of soil samples for the California Bearing Ratio (CBR) test method for load-bearing soils, ASTM D1883, and AASHTO T 193. Each product is available separately or as the BRA-55 CBR Test Set with CBR Molds, Spacers, Surcharge Weights, Swell Plates, Swell Tripod, Spacer Disc, and Filters.


CBR Mold Set Components

CBR Mold Set Components

Starting at $36.00
Models: BRA-60M, BRA-60C, BRA-60B
CBR Surcharge Weights

CBR Surcharge Weights

Starting at $35.50
Models: BRA-63, BRA-64
CBR Spacer Disc
Model: BRA-61
CBR Swell Plate
Model: BRA-67
CBR Swell Tripod

CBR Swell Tripod

Starting at $149.00
Models: BRA-68, BRA-68F
CBR Penetration Pistons

CBR Penetration Pistons

Starting at $70.00
Models: BRA-30, BRA-31
CBR Cutting Edge
Model: BRA-70
CBR Filters

CBR Filters

Starting at $7.00
Models: BRA-75, BRA-76
  • California Bearing Ratio (CBR) Mold Set includes the mold, base and collar components needed to prepare compacted specimens for CBR testing
  • CBR Mold Set Components include mold, collar, and base, all sold individually. Each component is constructed of heavy steel, is rust-resistant, and meets ASTM and AASHTO standards.
  • CBR Surcharge Weights in annular or slotted models used in the application of surcharge forces.
  • CBR Spacer Disc is inserted into CBR Molds as a false bottom during compaction.
  • CBR Swell Plate is used when measuring swell and as a carrier for surcharge weights.
  • CBR Swell Tripod positions a dial indicator to measure specimen swell.
  • Penetration Piston for CBR Test penetrates the CBR sample under load while the depth of penetration is recorded.
  • CBR Cutting Edge fits on the end of a CBR mold for field sampling of in-situ soils.
  • CBR Filters are reusable stainless steel wire mesh circles or single-use coarse filter paper placed between soil and spacer disc.