California Bearing Ratio

Description

Standard   : IS 2720

Model No. : PIT-063

The California bearing ratio test, (usually called as CBR test) is an empirical test developed in California.

Models Available

• Single Speed
• 3 Speed
• 6 Speed
• 12 Speed

CLICK HERE :- TO SEE THE SUITABILITY OF USING CALIFORNIA BEARING RATIO TEST TO PREDICT RESILIENT MODULUS

Technical Specification

Standard Load Values for CBR Test

Penetration(mm)	Standard Load(kg)	Unit Standard Load(kg/cm2)
2.5	1370	70
5	2055	105
7.5	2630	134
10.0	3180	162
12.5	3600	183

Accessories

The CBR Load Frame Consists of :

• PIT-063A Load Frame, 50kn ( 5000 kgf) Capacity, 3 Speeds
  
• PIT-063B Mild Steel Mould 150mm ID x 175mm high
  
• PIT-063C Perforated Base Plate for
• PIT-063 Zinc Coated Mild Steel Mould
  
• PIT-063D Mild Steel Extension Collar, 150mm ID x 50mm high
  
• PIT-063E Penetration Piston, 50mm face dia
  
• PIT-063F Adjustable Bracket, for Penetration Dial Gauge
  
• PIT-063G Circular Metal Spacer Disc. With detachable handle, 148 mm dia x 47.7 mm high time.
  
• PIT-063H Annular Metal Weight, 2.5kg, 147mm dia with 53 mm dia central hole
  
• PIT-063I Perforated Metal Weight 2.5 kg. 147mm dia, with 53mm dia soft
  
• PIT-063J Perforated Plate, 148mm dia, with adjustable stem and lock nut
  
• PIT-063K Metal Tripod for Dial Gauge
  
• PIT-063L Cutting Collar
  
• PIT-063M Rammer 2.6kg, 310mm controlled drop
  
• PIT-063N Rammer 4.9kg, 450mm controlled drop
  
• PIT-063O Proving Ring Capacity 50 KN
  
• PIT-063P Dial Gauge, 25 mm travel, 0.01mm least count

Optional Extras:

• PIT-063Q Annular Metal Weight 5 kg, 147mm dia with 53 mm dia central hole
  
• PIT-063R Slotted Metal Weight 5 kg 147mm dia with 53mm dia slot