BS 1377 : Part 4 : 1990
Chalk crushing value
Location				Job ref.
				Borehole/ Pit no.
Soil description				Sample No.
				Depth		m
Test method  BS1377: Part 4:  1990: 6*
Initial sample mass			g
Mass retained on 10mm sieve			g
Percentage retained on 10mm sieve
Moisture content*			%
Saturation moisture content*			%
Retained on 20mm/37.5mm* sieve			g		%
Total no.	Penetration of protrusion  mm
	Specimen	Specimen	Specimen	Specimen	Specimen	Specimen
of blows	1	2	3	4	5	6
1
2
3
4
5
6
7
8
9
10
20
30
40
50
Chalk crushing  value (CCV)
*If required
	Operator		Checked		Approved
					Form 4D