🇨🇿 Silniční inženýrská společnost, s.r.o. PL
Construction
Silniční inženýrská společnost, s.r.o. is a laboratory accredited by ČIA under number 1194 (Plzeň, Czech Republic). Its accreditation scope covers 29 test methods in the following areas: Construction. Test objects include: Asphalt mixtures, Soils, Aggregates, Asphalt layers of roads and paved areas.
At a glance
- Accreditation number: ČIA 1194
- Methods in scope: 29
- Types of test objects: 13
- City: Plzeň, Czech Republic
- Valid until: 18-08-2031
- Accreditation number
- 1194
- Accreditation body
- ČIA
- Address
- Žižkova 1778/54, 301 00 Plzeň
- City
- Plzeň, Czech Republic
- Division
- Laboratorium Badawcze Dobřany
- Valid until
- 18-08-2031
What this laboratory tests (13)
- Asphalt mixtures — 9 methods
- Soils — 4 methods
- Aggregates — 3 methods
- Asphalt layers of roads and paved areas — 2 methods
- Soils, unbound base layers — 2 methods
- Soils, unbound mixtures, hydraulically bound mixtures — 2 methods
- Aggregates, unbound mixtures — 1 method
- Aggregates, unbound mixtures, hydraulically bound mixtures — 1 method
- Asphalt mixtures, asphalt layers of roads and paved areas — 1 method
- Bitumens — 1 method
- Soils, base layers — 1 method
- Structural layers of roads and paved areas — 1 method
- Unbound mixtures, hydraulically bound mixtures — 1 method
Laboratory locations
- 1. Laboratorium Badawcze Dobřany — Dragounů 1018
Certificate information
- Certificate date
- 18.08.2026
Accreditation scope — test methods (29)
| No. | Test object | Methodology / Parameters | Technique | Reference document | |
|---|---|---|---|---|---|
| 1. Dobřany Testing Laboratory | |||||
| 1 | Aggregates | Determination of particle shape – shape index Regulated area: Tests |
ČSN EN 933-4 | ||
| 2 | Aggregates | Determination of particle density and water absorption Regulated area: Tests |
ČSN EN 1097-6, čl. 8, 9, příloha A.4 | ||
| 3 | Aggregates, unbound mixtures | Determination of particle size distribution – sieving method Regulated area: Tests |
ČSN EN 933-1 | ||
| 4 | Aggregates, unbound mixtures, hydraulically bound mixtures | Determination of water content by drying in a ventilated oven Regulated area: Tests |
ČSN EN 1097-5 | ||
| 5 | Bitumens | Determination of adhesion of bituminous binders to aggregates Regulated area: Tests |
ČSN 73 6161 | ||
| 6 | Asphalt mixtures | Determination of indirect tensile strength Regulated area: Tests |
ČSN EN 12697-23 | ||
| 7 | Asphalt mixtures | Determination of water sensitivity Regulated area: Tests |
ČSN EN 12697-12, metoda A | ||
| 8 | Asphalt mixtures | Determination of void characteristics and degree of void filling Regulated area: Tests |
ČSN EN 12697-8 | ||
| 9 | Asphalt mixtures | Determination of maximum density Regulated area: Tests |
ČSN EN 12697-5, postup A | ||
| 10 | Asphalt mixtures | Determination of bulk density of the specimen Regulated area: Tests |
ČSN EN 12697-30; ČSN EN 12697-6 | ||
| 11 | Asphalt mixtures | Determination of soluble binder content Regulated area: Tests |
ČSN EN 12697-1, metoda B.2.1 | ||
| 12 | Asphalt mixtures | Determination of particle size distribution of the aggregate mixture Regulated area: Tests |
ČSN EN 12697-2 | ||
| 13 | Asphalt mixtures | Determination of binder drainage by the basket (beaker) method Regulated area: Tests |
ČSN EN 12697-18, čl. 5 | ||
| 14 | Asphalt mixtures, asphalt layers of roads and paved areas | Determination of dimensions of specimens Regulated area: Tests |
ČSN EN 12697-29 | ||
| 15 | Asphalt layers of roads and paved areas | Determination of thickness Regulated area: Tests |
ČSN EN 12697-36, mimo čl. 4.2 | ||
| 16 | Asphalt layers of roads and paved areas | Determination of interlayer shear bond force by the Leutner method Regulated area: Tests |
ČSN 73 6160, čl. 7.3 | ||
| 17 | Structural layers of roads and paved areas | Determination of unevenness with a straightedge or planograph Regulated area: Tests |
ČSN 73 6175, čl. 4, 8 a 9 | ||
| 18 | Soils, base layers | Determination of bulk density with a membrane volumeter Regulated area: Tests |
ČSN 72 1010 | ||
| 19 | Soils, unbound base layers | Static plate load test Regulated area: Tests |
ČSN 72 1006; ČSN 73 6190 | ||
| 20 | Soils, unbound base layers | Impact load test with a light dynamic plate Regulated area: Tests |
ČSN 73 6192 | ||
| 21 | Soils | Determination of water content by oven drying Regulated area: Tests |
ČSN EN ISO 17892-1 | ||
| 22 | Soils | Determination of particle size distribution – combined method Regulated area: Tests |
ČSN EN ISO 17892-4, čl. 4, 5.1-5.3, 5.5, 6.1-6.2 | ||
| 23 | Soils | Determination of liquid limit and plastic limit Regulated area: Tests |
ČSN EN ISO 17892-12, čl. 5.3, 5.5 | ||
| 24 | Soils, unbound mixtures, hydraulically bound mixtures | Determination of the reference density and water content – Proctor test Regulated area: Tests |
ČSN EN 13286-2, čl. 6-8, přílohy A, B, C, D, NA, NB | ||
| 25 | Soils, unbound mixtures, hydraulically bound mixtures | Determination of the California bearing ratio (CBR) and immediate bearing index (IBI) Regulated area: Tests |
ČSN EN 13286-47; TP 94, čl. 4 a 7; ČSN 73 6133, tab. 7 a 8 | ||
| 26 | Aggregates | Sampling and reduction of aggregate samples Regulated area: Sampling |
ČSN EN 932–1 | ||
| 27 | Asphalt mixtures | Sampling and preparation of asphalt mixture samples Regulated area: Sampling |
ČSN EN 12697–27, čl. 4.1, 4.3, 4.4, 4.6, 4.7; ČSN EN 12697–28 | ||
| 28 | Soils | Soil sampling Regulated area: Sampling |
Pracovní postup č. 1 | ||
| 29 | Unbound mixtures, hydraulically bound mixtures | Sampling of unbound and hydraulically bound mixtures Regulated area: Sampling |
ČSN EN 13286–1, Příloha A | ||
Reference standards (34)
Pracovní postup č. 1
TP 94, čl. 4 a 7
ČSN 72 1006
ČSN 72 1010
ČSN 73 6133, tab. 7 a 8
ČSN 73 6160, čl. 7.3
ČSN 73 6161
ČSN 73 6175, čl. 4, 8 a 9
ČSN 73 6190
ČSN 73 6192
ČSN EN 1097-5
ČSN EN 1097-6, čl. 8, 9, příloha A.4
ČSN EN 12697-1, metoda B.2.1
ČSN EN 12697-12, metoda A
ČSN EN 12697-18, čl. 5
ČSN EN 12697-2
ČSN EN 12697-23
ČSN EN 12697-29
ČSN EN 12697-30
ČSN EN 12697-36, mimo čl. 4.2
ČSN EN 12697-5, postup A
ČSN EN 12697-6
ČSN EN 12697-8
ČSN EN 12697–27, čl. 4.1, 4.3, 4.4, 4.6, 4.7
ČSN EN 12697–28
ČSN EN 13286-2, čl. 6-8, přílohy A, B, C, D, NA, NB
ČSN EN 13286-47
ČSN EN 13286–1, Příloha A
ČSN EN 932–1
ČSN EN 933-1
ČSN EN 933-4
ČSN EN ISO 17892-1
ČSN EN ISO 17892-12, čl. 5.3, 5.5
ČSN EN ISO 17892-4, čl. 4, 5.1-5.3, 5.5, 6.1-6.2