Nomenclature. 1.4 Sand equivalent dimensions measurement, weight measurement STN EN PP-001 X

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2 Scope of the accreditation Name of the accredited body: Building testing and research institute, n. o. Studená 3, Bratislava, Slovakia Testing laboratory ID Number: Testing workplace Bratislava (BA), Studená 3, Bratislava Testing workplace Nové Mesto nad Váhom (NM), Trenčianska 1875/12, Nové Mesto nad Váhom Testing workplace Nitra (NR), Braneckého 2, Nitra Testing workplace Zvolen (ZV), Jesenského 15, Zvolen Testing workplace Žilina (ZA), A. Rudnaya 90, Žilina Testing workplace Košice (KE), Krmanova 5, Košice Testing workplace Prešov (PO), Budovateľská 53, Prešov Testing workplace Tatranská Štrba (TS), Štefánikova 24, Tatranská Štrba with fixed scope of accreditation 1.1 Particle size and content of fine grains sieve analysis, weight STN EN PP Flakiness index sieve analysis,, weight STN EN PP Shape index sieve analysis,, weight STN EN PP Sand equivalent, weight STN EN PP Evaluation of fine grains by methylene blue visual assessment STN EN PP Freeze-thaw resistance thermal stress, weight STN EN PP Resistance to abrasion mechanical stress, sieve analysis, weight STN EN PP Aggregates and bulk thermal mechanical stress, sieve analysis, weight insulation materials Resistance to fragmentation STN EN PP unoccupied 1.10 Particle density weight PP-001 STN EN Water absorption weight PP Particle density of filler weight STN EN PP Resistance to weathering chemical stress, weight STN EN PP Delta ring and ball test temperature STN EN PP Resistance to polishing friction STN EN PP Reactivity of aggregates with alkalis chemical stress, titration, weight, volume STN PP Drying shrinkage STN EN PP of 12

3 , in situ STN EN 197-1, STN EN or STN 2.1 Compressive strength force, STN EN PP-002 EN 14216, STN EN 15743, STN EN Tensile strength in bending force, STN EN PP Start of setting time STN EN A1 PP-002 STN EN STN EN 197-1, STN EN or STN 2.4 End of setting time STN EN A1 EN 14216, STN EN 15743, STN EN 1008 PP-002 STN EN Soundness STN EN A1 PP Cement and mixing water Indecomposable rest content chemical stress (precipitation) STN EN PP-002 STN EN 197-1, STN EN or STN 2.7 for concrete Loss on ignition gravimetry STN EN PP-002 EN 14216, STN EN 15743, STN EN 1008 (Sulphate 2.8 Sulphate content (SO 3 ) chemical stress (precipitation) STN EN PP-002 content) 2.9 Chloride content titration (volumetric analysis) STN EN PP Fineness of grinding (sieve residue) sieve analysis, weight STN EN PP-002 STN EN Carbon dioxide content gravimetry STN EN PP Alkali content flame photometry STN EN PP-002 STN EN Specific surface (Blaine) time, weight STN EN PP Content of water soluble hexavalent chromium spectrophotometry after extraction STN EN PP STN EN PP Fresh concrete consistency STN EN PP time STN EN PP Fresh concrete density, weight STN EN PP Air content in fresh concrete pressure distribution STN EN PP STN EN Compressive strength of hardened concrete force, STN PP STN EN Flexural strength force, STN EN PP Tensile splitting strength force, STN EN PP Concrete, concrete and Hardened concrete density, weight STN EN PP reinforced concrete Depth of penetration of water under pressure STN EN PP structures Freeze-thaw resistance thermal stress STN PP Resistance of cement concrete surface to water and defrosting chemicals thermal stress, chemical stress, dimensions, weight STN PP Static modulus of elasticity in compression force, STN ISO 6784 STN EN PP Concrete moisture content weight STN PP Tensile strength of surface layers of concrete force, STN PP Compressive strength - sclerometry rebound number STN STN EN PP-003 Compressive strength of young sprayed concrete 3.19 force (needle penetration) STN EN PP-003 Compressive strength of young sprayed concrete 3.20 force (nail pulling) 2 of 12

4 4.1 Efficiency index (Compressive strength) force, STN EN PP Fineness sieve analysis, weight STN EN PP Soundness STN EN PP Free calcium oxide content titration (volumetric analysis) STN EN PP Fly ash for concrete, silica Loss on ignition gravimetry STN EN PP fume for concrete and Total content of silicon dioxide, aluminium oxide titration (volumetric analysis) ground granulated blast and ferric oxide STN EN 450-1, STN EN A1, STN EN 4.7 furnace slag for concrete, Total alkali content flame photometry mortar and grout Active silicon dioxide content gravimetry STN EN PP Sulfur trioxide content gravimetry 4.10 Chloride content titration (volumetric analysis) 4.11 Active calcium oxide content titration (volumetric analysis) 4.12 Magnesium oxide content titration (volumetric analysis) 4.13 Start of setting time STN EN PP Bulk density of hardened mortar, weight STN EN PP Compressive strength of hardened mortar force, STN EN PP-005 Mortar for masonry and 5.3 plasters Adhesive strength of hardened mortar force, STN EN PP-005 Conditions: normal, after cycles according to STN Conditions: normal, after weathering cycles (STN EN ) 5.4 Capillary absorption weight STN EN PP Water soluble chloride content titration (volumetric analysis) STN EN PP Air content in fresh mortar pressure distribution STN EN PP Compressive strength force, STN EN PP STN EN Screeds and screed materials Flexural strength force, 6.3 STN EN Binders, screed material and STN EN floor screeds Dimensional changes character (shrinkage and expansion) 6.5 STN EN Binders, composite binders and factory made mixtures for floor screeds based on calcium sulphate Hydraulic setting floor smoothing and/or levelling compounds Binders, composite binders and factory made mixtures for floor screeds based on calcium sulphate 6.6 Bond strength force, STN EN PP Impact resistance force,, visual assessment STN EN ISO PP-006 PP-006 PP of 12

5 7.1 Depth of penetration STN EN PP Water absorption and resistance to alkali chemical stress, weight STN EN PP Drying speed coefficient weight STN EN PP Weight loss after freezing and thawing cycles thermal stress, weight STN EN PP Water vapour transmission weight STN EN ISO 7783 PP CO 2 permeability weight STN EN PP Capillary water absorption and waterproofing weight STN EN PP Products and systems for the protection and repair of concrete structures Resistance to temperature changes thermal stress, force, dimensions STN EN STN EN STN EN STN EN Expression of results: qualitative Products for outdoor use under the influence of deicing salts Expression of results: qualitative Products for outdoor use under the influence of stormy rain Expression of results: qualitative Products for outdoor use without the influence of deicing salts Expression of results: qualitative Products exposed to physical effects 7.12 Pull-off test to evaluate the adhesion force, STN EN 1542 PP Artificial ageing thermal/chemical stress, visual assessment STN EN PP Compressive strength force, STN EN PP Resistance to severe chemical attack chemical stress, STN EN PP-007 Expression of results: qualitative 7.16 unoccupied Limit of proportionality (LOP) and residual flexural 8.1 force, STN EN PP-008 tensile strength Fibres for concrete 8.2 Tensile strength and flexural modulus force, STN EN ISO PP Concrete consistency time STN EN PP STN EN Natural stone 9.2 Resistance to skidding / slipping friction STN EN 1341 PP-010 Natural stone slabs for external paving Natural stone products STN EN 1342 Natural stone setts for external paving standard tiles, slabs for thermal stress,, weight 9.4 floors and stairs, slabs, setts Freeze-thaw resistance STN EN PP-010 and curbs for external 9.5 paving STN EN Natural stone 9.6 Abrasion resistance mechanical stress, STN EN 1341 PP-010 Natural stone slabs for external paving 9.7 STN EN 1342 Natural stone setts for external paving 10.1 STN EN 1338 thermal stress,, weight STN EN 1338, ; STN Concrete precast units - Resistance to thawing salts STN EN 1339 PP-011 EN 1339, ; STN EN 1340, paving blocks, tiles and STN EN curbs STN EN 1339 Flexural strength force, STN EN 1340 PP Watertightness of joints visual assessment PP-014 STN EN 1433, Drainage channels for Bearing capacity force PP-014 STN EN 1433, vehicular and pedestrian Compressive strength force, STN EN 1433 PP-014 areas 11.4 Resistance to thawing salts thermal stress, chemical stress, dimensions, weight PP-014 STN EN 1433, and PP-007 PP-007 PP-007 PP of 12

6 STN EN 771-1, STN EN 771-2, STN 12.1 Dimensions STN EN PP-015 EN 771-3, STN EN 771-4, STN EN STN EN blocks of concrete and artificial stone Dimensional stability PP STN EN 680 aerated concrete blocks STN EN 771-1, STN EN 771-2, STN 12.4 Density, weight STN EN PP-015 EN 771-3, STN EN 771-4, STN EN Conditions: normal, after the freeze-thaw cycles 12.5 Masonry and shuttering Compressive strength force, STN EN PP-015 units and fittings (STN or STN EN ) 12.6 Cohesion (initial shear strength) force, STN EN PP Freeze-thaw resistance of autoclaved aerated concrete thermal stress, force, dimensions, weight STN EN PP Tensile strength force, PP-015 STN EN Flexural strength force, PP-015 Tensile strength of longitudinal and transverse 13.1 Ancillary components for force STN EN ISO PP-017 masonry - clips, draws, wires 13.2 hangers, brackets and bed Tensibility STN EN ISO PP-017 joint reinforcement of steel STN EN mesh Bond strength force PP-017 STN EN Conditions: normal, after immersion in water, after 14.1 Tensile adhesion strength force, STN EN 1348 PP-018 storage at higher temperatures, after freeze-thaw cycles Conditions: determination of open time according to 14.2 Mortars, adhesives and Open time time STN EN 1346 PP-018 STN EN 1346 waterproofing for tiles 14.3 Transverse deformation STN EN PP Slip STN EN 1308 PP Depth of penetration of water under pressure STN EN PP Bearing capacity of the supporting structure force, STN EN PP Suspended ceilings Bearing capacity of suspension elements force, STN EN PP Air permeability air flow STN EN PP-025 STN EN Watertightness visual assessment STN EN PP-025 STN EN Curtain wallings Resistance to wind load mechanical stress, STN EN PP-025 STN EN Impact resistance mechanical stress, visual assessment STN EN PP-025 Conditions: STN EN STN EN Air permeability air flow STN EN 1026 PP-026 STN EN Watertightness visual assessment STN EN 1027 PP-026 Evaluation STN EN Resistance to wind load mechanical stress, STN EN PP-026 STN EN Impact resistance mechanical stress, visual assessment STN EN PP-026 Windows Conditions: STN EN Windows 17.5 STN EN PP-026 STN EN , 4.8 Bearing capacity of safety equipment visual assessment Doors and windows Doors 17.6 STN EN 948 PP-026 STN EN , 4.8 Windows 17.7 STN EN PP-026 STN EN Operating forces force Doors 17.8 STN EN PP-026 STN EN Resistance to repeated opening and closing force,, weight STN EN 1191 PP-026 STN EN of 12

7 18.1 weight STN EN PP-028 Timber prefabricated Moisture content of a piece of sawn timber 18.2 structural elements moisture STN EN STN EN STN EN Bearing capacity and deformation force, STN EN 380 PP Timber structures Racking strength and stiffness of timber frame wall panels force, STN EN 594 PP Flat sheets of glass and safety glazing Resistance to pendulum impact weight STN EN PP Watertightness visual assessment STN EN 1928 PP Resistance to water penetration weight STN EN PP STN EN PP-037 Tensile properties force, 21.4 STN EN PP-037 PP-028 Conditions: normal, after UV radiation (STN EN 1297) and the impact of heat (EN 1296), the impact of chemicals, including liquid water (STN EN 1847) STN EN 1928, STN EN ,2, STN EN 13969, STN EN Conditions: normal, after UV radiation (STN EN 1297) and the impact of heat (STN EN 1296) STN EN ,2 Bitumen sheets Conditions: normal, after UV radiation EN 1297) impact of heat (STN EN 1296) (STN and the Plastic and rubber sheets Conditions: normal, after UV radiation (STN EN 1297) and the impact of heat (EN 1296) 21.5 Flexible sheets for unoccupied waterproofing. And systems of mechanically fastened 21.6 roof waterproofing Shear strength of joints force, STN EN PP-037 Plastic and rubber sheets Conditions: normal, after the impact of heat (EN 1296), the impact of chemicals including liquid water (STN EN 1847) ETAG unoccupied 21.8 Peel resistance of joints force, STN EN PP-037 Plastic and rubber sheets Conditions: normal, after the impact of heat (EN 1296), the impact of chemicals including liquid water (STN EN 1847) ETAG STN EN 1109 PP-037 Flexibility at low temperature visual assessment STN EN PP-037 Conditions: normal, after the impact of heat (EN 1296) ETAG 006, STN EN 1109 Plastic and rubber sheets STN EN Impact resistance visual assessment STN EN PP-037 STN EN Conditions: normal, after the impact of heat (STN STN EN PP-037 EN 1296) Resistance to tearing force ETAG STN EN PP-037 Plastic and rubber sheets 6 of 12

8 21.14 Resistance to static load visual assessment STN EN PP-037 STN EN Sheets with equivalent diffusion thickness s STN EN ISO PP-037 d < 0,2 m Water vapour transmission weight Sheets with equivalent diffusion thickness s d 0,2 m Conditions: Flexible sheets for STN EN 1931 PP-037 waterproofing. And systems normal, after the impact of heat (STN EN 1296) of mechanically fastened STN EN roof waterproofing Flow resistance at elevated temperature visual assessment STN EN 1110 PP STN EN Bitumen sheets Dimensional stability PP STN EN Plastic and rubber sheets STN EN Bitumen sheets Mass per unit area, thickness, weight PP STN EN Plastic and rubber sheets 22.1 Extensibility STN EN ISO PP Dimensions STN EN ISO PP Bend and rebend visual assessment STN EN ISO PP-039 Conditions: after artificial ageing at 100 C Reinforcing bars, rods, 22.4 Anchorage strength force STN EN PP-039 welded meshes and spatial 22.5 (latticed) reinforcement STN EN ISO Tensile strength, Yield strength force PP STN EN ISO Shear strength of welded joint force STN EN ISO PP Nominal mass per metre weight STN EN PP Minimum elongation at maximum force force, STN EN PP Minimum number of rebends visual assessment STN EN PP Tensile strength, Yield strength force STN EN PP Relaxation force, STN EN PP Prestressing products - Nominal mass per metre weight STN EN PP-040 wires, ropes and rods, chemical stress, force, dimensions 23.6 plastic coatings of ropes Stress corrosion test in a solution of thiocyanate STN EN PP Deflected tensile test force, STN EN PP Static watertightness weight P A PP Friction between the strand and sheathing force, P A PP Impact resistance visual assessment P A PP of 12

9 24.1 STN EN 822 PP-041 Flat test specimens Length and width 24.2 STN EN PP-041 Cylindrical test specimens 24.3 STN EN 823 PP-041 Flat test specimens 24.4 Thickness STN EN PP-041 Cylindrical test specimens 24.5 STN EN PP-041 Specific loading conditions 24.6 Inside and outside diameter STN EN PP STN EN 824 PP-041 Flat test specimens Squareness 24.8 STN EN PP-041 Cylindrical test specimens 24.9 STN EN 825 PP-041 Flat test specimens Flatness STN EN PP-041 Cylindrical test specimens STN EN 1602 PP-041 Flat test specimens Density, weight STN EN PP-041 Cylindrical test specimens Compressive strength, Compression PP Compressive stress force, STN EN 826 PP Modulus of elasticity in compression PP-041 Dimensional stability under specified temperature STN EN 1604 PP-041 and humidity conditions Deformation under specified compressive load STN EN 1605 PP-041 and temperature conditions Tensile strength perpendicular to faces force, STN EN 1607 PP-041 Conditions: normal; after the climatic stress according to ETAG Tensile strength parallel to faces force, STN EN 1608 PP time,, STN EN 1609 PP-041 Flat test specimens Short term water absorption Thermal insulation products weight STN EN PP-041 Cylindrical test specimens time,, STN EN PP-041 Flat test specimens Water vapour transmission weight STN EN PP-041 Cylindrical test specimens Long term water absorption time,, weight STN EN PP Bending strength PP-041 force, STN EN Bending stress, Deflection PP Shear strength force, STN EN PP Freeze-thaw resistance thermal stress, force, dimensions, weight STN EN PP Point load, Deformation force, STN EN PP STN EN PP-041 Maximum service temperature STN EN PP-041 Flat test specimens Qualitative assessment of the percentage change in the thickness of the sample after 72 h exposure to the given temperature Cylindrical test specimens Qualitative assessment of the percentage change in the thickness of the sample after 72 h exposure to the given temperature Thermal resistance PP-041 density of the heat flow STN EN Thermal conductivity PP Water repellency volume STN EN PP of 12

10 25.1 Hygrothermal behaviour hygrothermal stress ETAG 004 PP Water absorption - capillarity test weight ETAG 004 PP Resistance to hard body impact ETAG 004 PP Resistance to perforation - Perfotest visual assessment ETAG 004 PP Water vapour permeability time,, weight STN EN ISO 7783 PP-042 Conditions: ETAG 004, External Thermal Insulation Composite Systems with Bond strength force, ETAG 004 PP-042 rendering ETICS Conditions: normálne; ETAG 004, , ; after hygrothermal cycles (ETAG 004, ); after the freeze-thaw cycles (ETAG 004, ); after soaking and drying (ETAG 004, or ) 25.7 Pull-through test of fixings force ETAG 004 PP Static test of EPS or MW block force, ETAG 004 PP Tensile properties of reinforcing mesh force, ETAG 004 PP-042 Conditions: in the state of delivery; after ageing Render strip tensile test ETAG 004 PP Static modulus of mortar strip force, ETAG 004 PP Ash content gravimetry, weight ETAG 004 PP Dry matter content gravimetry, weight ETAG 004 PP Non-volatile-matter content weight STN EN ISO 3251 PP-043 Method 4A (difference in thickness) Method 4B (fathometer) 26.2 Film thickness STN EN ISO 2808 PP-043 Method 6B (V-cut) Method 7C (magnetic induction) Method 7D (eddy currents) 26.3 unoccupied 26.4 unoccupied 26.5 Buchholz hardness STN EN ISO 2815 PP Paints and varnishes chemical stress, visual assessment STN EN ISO PP-043 Continuous condensation STN EN Salt chamber 26.7 chemical stress, visual assessment STN EN ISO 9227 PP-043 STN EN Corrosion resistance Resistance to liquids 26.8 liquids exposure, visual assessment STN EN ISO PP-043 EN visual assessment STN EN ISO PP-043 Method of immersion to water STN EN Pull-off test for adhesion force, STN EN ISO 4624 PP Water absorption weight STN EN PP-043 STN EN Resistance to weathering visual assessment STN EN PP-043 STN EN Adhesion - Cross-cut test visual assessment STN EN ISO 2409 PP of 12

11 27.1 STN Metallic and non-metallic coatings Thickness of corrosion-resistant coatings 27.2 STN EN ISO Surface treatment of components and structures Adhesion of building construction coating to the base Watertightness of surface finish of building structures Frost resistance of surface finish of building structures 28.1 unoccupied 28.2 unoccupied Hot dip galvanized coatings on fabricated iron and steel articles force, STN PP-044 STN PP-044 force, STN PP unoccupied Bituminous mixtures 28.4 Affinity between aggregate and bitumen visual assessment STN EN PP unoccupied 28.6 unoccupied 29.1 Softening point temperature STN EN 1427 PP Needle penetration STN EN 1426 PP-047 Bitumen and bituminous 29.3 binders unoccupied 29.4 Cohesion of bituminous binders determination of viscosity, resistance STN EN PP Anti-slip properties of floor surfaces force STN PP Dimensions STN EN PP Building structures and STN PP-048 Building structures 30.4 components STN PP-048 Concrete components in situ Bearing capacity force, 30.5 STN EN 124 PP-048 Manhole tops and gully tops 30.6 STN EN PP-048 Ancillary components for masonry - lintels 31.1 Bridges Bearing capacity load test STN PP-049 In situ 32.1 STN PP-050 Pile foundations generally STN Micropiles 32.2 STN EN PP-050 STN Pile foundations and Bearing capacity load test Bored piles In situ 32.3 ground rock anchors STN EN 1536 PP-050 STN STN EN PP-050 Displacement piles STN STN EN 1537 PP-050 Ground rock anchors Conditions: normal; after the climatic stress (STN 33.1 Load resistance force, STN EN PP-051 EN ) Road traffic noise reducing 33.2 devices Danger of falling spalls, visual assessment STN EN PP-051 PP Resistance to impact of stones STN EN PP Concretion degree load test Soils 34.2 Bearing capacity load test STN ČSN Rule ŽSR S4 STN STN PP-053 PP-053 In situ 10 of 12

12 Equivalent continuous sound pressure level, 35.1 L 1) STN ISO : 2006 PP-054 A,eqT measuring the acoustic pressure level in audible Life environment (Law no. 355/2007 Coll. as amended) area 12) 35.2 Maximum noise levels 2) STN ISO : 2008 PP-054 Regulation no. 549/2007 Coll. as amended A-weighted noise exposure level normalized to an 8 h working day, L 3) A,E,8h Working environment (Law no. 355/2007 Coll. as measuring the acoustic pressure level in audible Normalized noise pressure level in 1/3-octave area 12) STN ISO 9612: 2010 PP-054 amended) bands, L t,e,8h Regulation no. 115/2006 Coll Physical factors of life and C-weighted peak sound pressure level, L 4) p,cpeak working environment 35.6 Equivalent frequency-weighted acceleration value of vibrations 5) Life environment (Law no. 355/2007 Coll. as Maximum frequency-weighted acceleration value of vibrations 5) Resulting normalized acceleration of hand-arm vibrations 6) Normalized acceleration of whole body vibrations 7) Normalized acceleration of vibrations in 1/3- octave bands, a t,eq,8h 8) acceleration acceleration STN ISO : 1999 STN ISO : 2004 STN EN ISO : 2003 STN EN ISO : 2003 STN ISO : 1999 STN ISO : Vibration frequency 9) Comparison of measured data with dynamic 36.2 Effective acceleration value 10) STN ISO 4866: 2000 calculation; precision of the mathematical model Building structures vibration analysis PP-054 STN : 1997 according to measured data; calculation of dynamic 36.3 Effective speed value 11) characteristics visual assessment,, STN EN STN 37.1 PP-055 Small wastewater treatment Watertightness volume EN systems for up to 50 PT and STN PP-055 in situ water and sewage tanks Crushing resistance and maximum load STN EN STN 37.3 load test PP-055 deformation EN Elastic recovery STN EN ISO 7389 PP Resistance to flow in the groove STN EN ISO 7390 PP Tensile properties at maintained extension mechanical stress, visual assessment STN EN ISO 8340 PP Adhesion/cohesion at constant temperature mechanical stress, visual assessment STN EN ISO 9046 PP Adhesion/cohesion at variable temperatures thermal stress, mechanical stress, visual assessment STN EN ISO 9047 PP Adhesion/cohesion at maintained extension after mechanical stress, visual assessment STN EN ISO PP-075 immersion in water Sealants 38.7 Adhesion/cohesion after immersion in water - relative elongation mechanical stress, visual assessment STN EN ISO PP Change in volume thermal stress, weight STN EN ISO PP-075 PP-054 PP-054 amended) Regulation no. 549/2007 Coll. as amended Working environment (Law no. 355/2007 Coll. as amended) Regulation no. 416/2005 Coll. In situ In situ 38.9 Secant modulus force, STN EN ISO 8339 PP Elongation at break force, STN EN ISO 8339 PP of 12

13 39.1 Plastics Tensile properties force, STN EN ISO STN EN ISO STN EN ISO PP-077 Conditions: normal; after thermal ageing; after chemical exposure Key: 1) continuous noise level with the weighting function A in the time interval T 2) time weighting function S = 1.0 s and the time weighting function F = s 3) determined from the equivalent sound level A by conversion to the nominal 8-hour working time 4) the maximum sound pressure level determined with the frequency weighting C in the time interval T 5) evaluated in the frequency range 1 Hz to 80 Hz 6) evaluated in the frequency range 5.6 Hz to 1400 Hz, the frequency-weighting filter W h 7) in the axial direction with the highest value 1.4a wx,8h, 1.4a wy,8h, a wz,8h ; the frequency-weighting filter W k for the Z axis and W d for the, Y axes; frequency range of 0.5 Hz to 80 Hz 8) local vibrations in the axial direction with the highest value of a t,eq,8h ; frequency range of 1 Hz to 1000 Hz 9) inherent or operating vibration frequencies determined from the amplitude frequency acceleration spectrum 10) determined from the acceleration time histories or from averaged amplitude frequency acceleration spectrum 11) obtained by the numerical integration of acceleration time histories or recalculation of averaged amplitude frequency acceleration spectrum Place of sampling Method standard 1 Fresh concrete s 3.1 to 3.15 in situ sampling by the scoop or similar sampling device, made from a non-absorbent material not readily attacked by cement paste to moulds of steel or other non-water-absorbing rigid material STN EN Hardened concrete s 3.8 to 3.15 in situ core drilling STN EN Sprayed concrete s 3.18, 3.19 in situ core drilling STN EN Test department Žilina Test department Žilina Test department Žilina 12 of 12