EN 15037-2:2009

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Montažni betonski izdelki - Stropni sistemi iz nosilcev in polnil - 2. del: PolnilaBetonfertigteile - Balkendecken mit Zwischenbauteilen - Teil 2: Zwischenbauteile aus BetonProduits préfabriqués en béton - Systèmes de planchers à poutrelles et entrevous - Partie 2: Entrevous en bétonPrecast concrete products - Beam-and-block floor systems - Part 2: Concrete blocks91.100.30Beton in betonski izdelkiConcrete and concrete products91.060.30Stropi. Tla. StopniceCeilings. Floors. StairsICS:Ta slovenski standard je istoveten z:EN 15037-2:2009SIST EN 15037-2:2009en01-julij-2009SIST EN 15037-2:2009SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 15037-2April 2009ICS 91.100.30 English VersionPrecast concrete products - Beam-and-block floor systems -Part 2: Concrete blocksProduits préfabriqués en béton - Systèmes de planchers àpoutrelles et entrevous - Partie 2: Entrevous en bétonBetonfertigteile - Balkendecken mit Zwischenbauteilen -Teil 2: Zwischenbauteile aus BetonThis European Standard was approved by CEN on 25 January 2009.CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this EuropeanStandard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such nationalstandards may be obtained on application to the CEN Management Centre or to any CEN member.This European Standard exists in three official versions (English, French, German). A version in any other language made by translationunder the responsibility of a CEN member into its own language and notified to the CEN Management Centre has the same status as theofficial versions.CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland,France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal,Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre:
Avenue Marnix 17,
B-1000 Brussels© 2009 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 15037-2:2009: ESIST EN 15037-2:2009

Page Foreword .4Introduction .61 Scope .72 Normative references .73 Terms and definitions .74 Requirements . 104.1 Material requirements . 104.2 Production requirements . 114.3 Finished product requirements . 114.3.1 Geometrical properties . 114.3.2 Surface characteristics . 134.3.3 Mechanical resistance . 134.3.4 Resistance and reaction to fire . 144.3.5 Acoustic properties . 154.3.6 Thermal properties . 154.3.7 Durability . 154.3.8 Other requirements. 155 Test methods . 155.1 Measuring of dimensions and surface characteristics . 155.1.1 Block dimensions . 155.1.2 Surface characteristics . 175.2 Mechanical strength . 185.2.1 Resistance to concentrated loads . 185.2.2 Bending strength . 205.2.3 Longitudinal compression test for resisting and semi-resisting concrete blocks . 215.2.4 Transverse testing of resisting and semi-resisting concrete blocks . 235.3 Gross dry density of block . 245.4 Drying shrinkage of lightweight concrete . 246 Evaluation of conformity . 246.1 General . 246.2 Type testing . 246.3 Factory production control . 247 Marking . 258 Technical documentation . 25Annex A (normative)
Sampling for initial type testing and for independent testing of consignments . 26A.1 General . 26A.2 Sampling procedure . 26A.2.1 Random sampling . 26A.2.2 Representative sampling . 26SIST EN 15037-2:2009

Inspection schemes for concrete blocks . 28Annex ZA (informative)
Clauses of this European Standard addressing the provisions of the EC Construction Products Directive . 29ZA.1 Scope and relevant characteristics . 29ZA.2 Procedure for attestation of conformity of concrete blocks for beam-and-block floor systems . 31ZA.2.1 System of attestation of conformity . 31ZA.2.2 EC Certificate and Declaration of conformity . 31ZA.3 CE marking and labelling. 32ZA.3.1 General . 32ZA.3.2 Simplified label . 33ZA.3.3 Information to be provided with the CE marking . 34Bibliography . 36 SIST EN 15037-2:2009

Figure 1 — Example of semi-resisting concrete blocks 3.3 resisting block block with the same functions as semi-resisting blocks but whose top flange can, under certain conditions, play a role as compression slab in the final floor system (designated RR)
Figure 2 — Examples of resisting concrete blocks 3.4 nib shape given to the block so that it will bear on the beam 3.5 longitudinal block block where the axis of the perforations are parallel to the beam NOTE An example of a longitudinal block is given in Figure 3. SIST EN 15037-2:2009

Key 1 web 6 depth of the nib 2 overall length 7 overall width 3 flange (top part of the block) 8 overall height 4 height to nib 9 direction of the beam 5 width of the nib
Figure 3 — Example of a longitudinal block 3.6 transverse block block where the axis of the perforations are perpendicular to the beam NOTE An example of a transverse block is given in Figure 4. SIST EN 15037-2:2009

Key 1 web 6 depth of the nib 2 overall length 7 overall width 3 flange (top part of the block) 8 overall height 4 height to nib 9 direction of the beam 5 width of the nib
Figure 4 — Example of a transverse block 3.7 open block non-resisting or semi-resisting block without top flange NOTE An example of an open block is given in Figure 5.
Figure 5 — Example of open block 3.8 gross dry density mass per unit gross volume after drying to constant mass 4 Requirements 4.1 Material requirements 4.1.1 and 4.1.2 of EN 13369:2004 or 4.1 of EN 771-3:2004 shall apply. SIST EN 15037-2:2009

Figure 6 — Minimum thickness of top of concrete resisting blocks These blocks shall not be used as compressive flange if the grouting is not effective. When the top flange of concrete resisting blocks has a slope, the dimensions shall be declared by the manufacturer. SIST EN 15037-2:2009

Key 1 width (l) 5 width of the nib 2 height (h) 6 depth of the nib 3 length (L) 7 horizontal part of the slope 4 height to nib
Figure 7 — Nominal dimensions declared for blocks When relevant to the use for which the blocks are put on the market also the minimum thickness of webs and shells shall be declared. 4.3.2 Surface characteristics Blocks shall not have cracks or spalling which may be detrimental to their mechanical performance. For test method see 5.1.2. 4.3.3 Mechanical resistance 4.3.3.1 General 4.3.3.4 of EN 13369:2004 shall apply. The manufacturer shall declare which class of mechanical resistance the blocks fulfil. 4.3.3.2 Class R1 The following properties shall be verified:  the resistance to concentrated loads, for each type of block (see a));  the characteristic longitudinal compressive strength, for resisting and semi-resisting blocks (see b)). a) Resistance to concentrated loads SIST EN 15037-2:2009

Figure 8 — Measurement of width b) Length Take the two measurements as shown in Figure 9.
Figure 9 — Measurement of length c) Height Take the two measurements as shown in Figure 10.
Figure 10 — Measurement of height SIST EN 15037-2:2009

Figure 11 — Measurement of thickness of the top flange e) Thickness of the web Take four measurements: two at each end of both sides.
Figure 12 — Measurement of thickness of the web f) Width and depth of the nib Place the block on a level horizontal surface (the flatness shall be controlled). Take two measurements: one in the middle of each side. Repeat the operation to measure depth. 5.1.1.3 Interpretation of results All individual value of measurement shall comply with the requirements of 4.3.1, and the values declared by the manufacturer, within the tolerances given in 4.3.1.2.1. NOTE Measurements shown in Figures 8 to 12 may refer to different nominal values. 5.1.1.4 Test report All the measured dimensions shall be noted. 5.1.2 Surface characteristics The surface appearance of blocks shall be inspected visually. Defects likely to be detrimental to their mechanical performance shall be rejected. SIST EN 15037-2:2009

Key 1 fixed support 2 load P 3 adjustable support Figure 13 — Resistance to concentrated loads test on concrete bl
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