Requirements for Samples

Sample amount required for the testing

Testing indices Testing methods Requirements for sample amount
Water content LVS EN ISO 17892-1:2015

GOST 5180-2015

Clay and aleurite – 30 g

Sand – 100 g

Gravelly soil – 500 g

Bulk density LVS EN ISO 17892-2:2015

GOST 5180-2015

Monolith  ᴓ7,2 cm, h= 10 cm

or ᴓ 5,7 cm, h= 5 cm

Sand – 200 g

Particle density LVS EN ISO 12892-3:2016

GOST 5180-2015

Clay and aleurite – 10 g

Sand – 100 g

Gravelly soil – 100 g

Liquid and plastic limits LVS CEN ISO/TS 17892-12:2013 500 g (or 300 g if size of particle is < 0,4 mm)
Liquid and plastic limits GOST 5180-2015 300 g
Permeability coefficient LVS CEN ISO/TS 17892-11:2013

GOST 25584-90 p.2. un p.3

Sand – 600 g

Clay – ?

Permeability coefficient Road Specifications 2017. Appendix 12.5.

GOST 25584-90, Appendix 5.

10-25 kg
Loose bulk density and voids LVS EN 1097-3:1998 The largest size of particle Dmax  – Volume

up to  4 mm – 1 L

up to  16 mm – 5 L

up to  31,5 mm – 10 L

up to 63 mm – 20 L

Crushed and broken surfaces content in soil LVS EN 933-5:1998 The required amount of sample depends on the largest particle size (Dmax, mm)

Dmax= 63 mm – 45 kg

Dmax =32 mm – 6 kg

Dmax=16 mm – 1 kg

Dmax=8 mm – 0,1 kg

Gran size

Areometer method

LVS CEN ISO/TS 17892-4:2005, p. 5.3. Clay and aleurite – 50 g

Sand – 100 g

Proctor test LVS EN 13286-2:2012
p. 7.1.

2,5 kg rammer, mold A

Min 10 kg
p. 7.2.

2,5 kg rammer, mold  B

25 kg
Modified Proctor test p.7.4.

4,5 kg rammer, mold A

25 kg
California bearing ration (CBR) LVS EN 13286-47:2014 50 kg
Organic material Road Specifications 2017. Appendix 12.3 100 g (fraction of sample sieved throud 2mm sieve)
Dabīgās nogāzes leņķis  Tchapovsky method 1 kg
Linear shrinkage BS 1377-2:1990 300 g
Maksimālā molekulārā ūdensietilpība Tchapovsky method 2 kg
Swelling of the soil GOST 12248-2010, p.5.6. Monolith min ᴓ=50 mm, h=150 mm

Or disturbed structure sample with specified soil bulk density and water content.

Clay samples containing particle >5 mm are not tested

One-dimensional consolidation of the soil LVS CEN ISO/TS 17892-5:2005

GOST 12248-2010

Direct shear test of the soil LVS CEN ISO/TS 17892-10:2005

GOST 12248-2010

Direct shear tests

Monolith ᴓ=72 mm, h=150 mm

Unconfined compression of the soil LVS CEN ISO/TS 17892-7:2005 Monoliths: ᴓ=72 mm, h=150 mm

ᴓ=38 mm, h=80 mm

Triaxial tests

Direct shear test, specific cohesion

LVS CEN ISO/TS 17892-8:2005

LVS CEN ISO/TS 17892-9:2005

GOST 12248-2010

Consolidated (drained un undrained) tests

Monolith   ᴓ 40 mm, h 250 mm

Unconsolidated undrained tests

Monolith  ᴓ 40 mm, h 100 mm

 

Chemical testing of the soil

Testing type Testing methods Requirements for sample amount
Soil aggressiveness towards steel GOST 9.602-2005 2 kg – in a plastic bag
Soil aggressiveness towards concrete BS 1377-3:1990 500 g – in a plastic bag
The degree of acidity of the soil by Bauman-Gaul LVS EN 16502:2014 500 g – in a plastic bag

 


 

Gran size of the soil and mineral materials (sieve method)


LVS CEN ISO/TS 17892-4

D90, mm Requirements for sample amount
0,5 50 g
1,0 100 g
4,0 150 g
6,0 350 g
8,0 600 g
16,0 2,5 kg
22,4 5 kg
31,5 10 kg
45,0 20 kg
63,0 40 kg
75,0 56 kg

LVS EN 933-1:2013

Diameter of the largest particle Dmax, mm Requirements for sample amount, kg
90 80
63 15
32 10
16 2,6
8 0,6
≤ 4 0,2