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Bitumenous Mixtures and Bitumenous Pavements
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Measurements
Measurements of Road Structure's Load Bearing Capacity
IRI ja IRI4
Rut Depth Measurements
Pavement Skid Resistance Measurements
Pavement Defect Inventory
Road Imaging System
Road Information Systems
Intelligent Transport Systems
Road and Traffic Cameras
Road Weather Information Systems
Variable Message Signs and Speed Displays
Permanent Counting Points
Weighing Points
TEENUSED
Aggregate
Aggregate
| Description |
Method |
Accre-ditation |
|
|
1. |
Tests for geometrical properties of aggregates | ||
|
1.1 |
Determination of particle size distribution (Gradation and fines content) |
EVS-EN 933-1, |
EAK |
|
1.2 |
Determination of particle shape. Flakiness index |
EVS-EN 933-3 |
EAK |
|
1.3 |
Determination of particle shape. Shape index |
EVS-EN 933-4 |
|
|
1.4 |
Determination of percentage of crushed and broken surfaces |
EVS-EN 933-5 |
EAK |
|
1.5 |
Assessment of fines. Methylene blue test (Methylene Blue Value) |
EVS-EN 933-9 Annex A |
EAK |
|
2. |
Tests for general properties of aggregates | ||
|
2.1 |
Simplified petrographic description |
EVS-EN 932-3 |
|
|
2.2 |
Classification |
EVS-EN 14688-2 Annex B |
|
|
3. |
Tests for mechanical and physical properties of aggregates | ||
|
3.1 |
Determination of resistance to fragmentation – Los Angeles test |
EVS-EN 1097-2 |
EAK |
|
– LA (main fraction 10/14 mm) |
|||
|
– LA (alternative fractions 4/6.3; 4/8; 6.3/19; 8/11.2; 11.2/16; 16/31.5) |
|||
|
– LARB (railway ballast fr 31.5/50 mm) |
|||
|
3.2 |
Determination of loose bulk density and/or voids |
EVS-EN 1097-3 |
|
|
3.3 |
Determination of water content |
EVS-EN 1097-5 |
|
|
3.4 |
Determination of particle density and water absorption |
EVS-EN 1097-6 |
EAK |
|
3.5 |
Determination of the resistance to wear by abrasion from studded tyres Nordic test (fr 8/11 and 11/16 mm) |
EVS-EN 1097-9 |
EAK |
|
3.6 |
Determination of the resistance to wear (Micro-Deval) |
EVS-EN 1097-1 |
|
| -railway ballast Micro-Deval |
Annex A |
||
|
4. |
Tests for thermal and weathering properties of aggregates | ||
|
4.1 |
Determination of resistance to freezing and thawing of the aggregate (Frost resistance) |
||
|
– in distilled water |
EVS-EN 1367-1 |
EAK |
|
|
– Magnesium sulfate test |
EVS-EN 1367-2 |
||
|
– in 1% NACl solution |
EVS-EN 1367-6 |
EAK | |
|
5. |
Tests for unbound and hydraulically bound mixtures | ||
|
5.1 |
Determination of the laboratory reference density and water content – Proctor compaction (max D = 63 mm) |
EVS-EN 13286-2 |
EAK |
|
– with standard Proctor device |
|||
|
– with modified Proctor device |
|||
|
5.2 |
California bearing ratio test |
EVS-EN 13286-47 |
|
|
5.3 |
Manufacture of test specimens using Proctor equipment |
EVS-EN 13286-50 |
|
|
6. |
Tests according to GOST standards | ||
|
6.1 |
Determination of granulometric (grain size) and microaggregate distribution |
GOST 12536-2014 |
EAK |
|
6.2 |
Determination of dust and clay particle content, particle size distribution and fineness module/grain fitness of sand |
GOST 8735-88 |
|
|
6.3 |
Determination of the filtration module (factor) |
GOST 25584-90 (Lisa 5) |
|
|
Sojuzdornii |
|||
|
6.4 |
Determination of plastic and liquid limits |
GOST 5180-2015 |
|
|
6.5 |
Determination of water content | ||
|
6.6 |
Classification of soils |
GOST 25100-2011 |
EAK |
|
6.7 |
Gravel and crushed stone: |
GOST 8269.0-97 |
|
|
– Clay and dust particle content |
|||
|
– Particle size distribution |
|||
|
– Flaky and needle-shape particle content |
|||
|
– Weak particle content |
|||
|
– Water absorption |
|||
|
– Loose bulk density and voids |
|||
|
– Bulk density |
|||
|
– Resistance to fragmentation (cylinder method) |
|||
|
– Resistance to wear in shelf drum |
|||
|
– Shock resistance |
|||
|
– Frost resistance |
|||
|
7. |
Other tests | ||
|
7.1 |
Colorimetric determination of humus content |
EVS-EN 1744-1 |
|
|
7.2 |
Determination of organic matter content by loss on ignition method |
EVS 1997-2 |
|
|
7.3 |
Particle size distribution of clay by a hydrometer method |
ISO 11277 |
|
|
7.4 |
Soil classification by particle size |
EVS 1997-1:2003 |
|
|
7.5 |
Crushing a test specimen with laboratory’s jaw crusher | ||
|
7.6 |
Boiling test for “Sonnenbrand basalt” | EVS-EN 1367-3 | |
Filler
| Description |
Method |
Accre-ditation |
|
|
1. |
Assessment of fines – Grading of fillers (air jet sieving) |
EVS-EN 933-10 |
|
|
2. |
Determination of water content |
EVS-EN 1097-5 |
|
|
3. |
Determination of the voids of dry compacted filler |
EVS-EN 1097-4 |
|
|
4. |
Determination of particle density |
EVS-EN 1097-7 |
|
|
5. |
Assessment of fines – Methylene blue test |
EVS-EN 933-9 |
EAK |
|
6. |
Determination of the specific surface area by Blaine test |
EVS-EN 196-6 |
|
|
7. |
Determination of apparent bulk density |
EVS-EN 1097-3 |
Road Salt
| Description |
Method |
Accre-ditation |
|
|
1. |
Determination of grain size distribution |
EVS-EN 933-1 |
EAK |
|
2. |
Determination of water content |
EVS-EN 1097-5 |
EAK |
|
3. |
Determination of water insoluble residue |
EVS-EN 1744-1 |
|
|
4. |
Chloride content (measured in the Central Laboratory of the Estonian Health Board) |
GOST 13685-84 |
Testing of Aggregate Base Courses
| Töö nimetus | Meetod | Accre-ditation | |
| 1. | Determination of the compression index by using dynamic cone penetrometer | ||
| 2. | Determination of load bearing capacity by using LOADMAN device | ||
| 3. |
Plate load test |
DIN 18134 või EVS 934:2016 |
Get in touch
Aggregate
Henri Prank
Head of Department
Tel: +(372) 6 791 342
Mob: +(372) 5802 3552
henri.prank@teed.ee Get in touch