BS 1377:9; 1924:2; ASTM D4429; ASTM D1883, AASHTO T193; EN 13286-47
Main features
General description

The in-situ California Bearing Ratio is used for the evaluation of the bearing capacity of soil from a vehicle on site immediately and with less delay.
Rigid and stable frame, made from corrosion-proof steel.

The set consists of:
• 50 kN capacity mechanical jack with ball seating
• 50 kN capacity load ring
• Analog penetration dial gauge (30 mm travel x 0.01 mm)
• Adjustable dial gauge holder
• CBR Penetration piston
• Set of extension rods (2 pcs. 102 mm, 1 pcs. 305 mm and 1 pcs. 610 mm length)
• Datum bar assembly with two stands
• 4.5 kg annular surcharge weight
• 4.5 Kg slotted surcharge weight
• 9 kg slotted surcharge weight
• Vehicle bracket and wooden carrying case

The Conversion Frame is used to convert the In-situ CBR test to a mechanical laboratory CBR test machine.
The system is easily assembled onto the conversion frame with the addition of some of the accessories included.

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Technical specifications

Ordering info

SL 0866 In-situ CBR Test Machine with Load Ring complete set.


SL 0867 Conversion frame

SL 0868 Mechanical Jack

SL 0869 Load ring

SL 0870 Penetration dial gauge

SL 0871 Dial gauge holder

SL 0872 Penetration piston

SL 0873 Extension rods

SL 0874 Datum bar assembly

SL 0875 Annular surcharge weight

SL 0876 4.5 Kg Slotted surcharge weight

SL 0877 9 kg slotted surcharge weight

SL 0878 Vehicle Bracket