Products and systems for the protection and repair of concrete structures - Definitions, requirements, quality control and evaluation of conformity - Part 2: Surface protection systems for concrete

This Part of prEN 1504 specifies requirements for the identification, performance (including durability aspects), safety and evaluation of conformity of products and systems to be used for surface protection of concrete, to increase the durability of concrete and reinforced concrete structures, as well as for new concrete and for maintenance and repair work.
The surface protective methods covered by this standard are the following:
-   hydrophobic impregnation;
-   impregnation;
-   coating.
Flooring systems in buildings which are not intended to protect or reinstate the integrity of a concrete structure are standardised in EN 13813.
When products and systems complying with this standard are used in flooring applications that involve substantial mechanical loading , they should also satisfy the requirements of EN 13813.

Produkte und Systeme für den Schutz und die Instandsetzung von Betontragwerken - Definitionen, Anforderungen, Qualitätsüberwachung und Beurteilung der Konformität - Teil 2: Oberflächenschutzsysteme für Beton

Dieser Teil der prEN 1504 legt Anforderungen an die Identität, die Leistung (einschließlich Aspekten der Dauerhaftigkeit), die Sicherheit und die Beurteilung der Konformität von Produkten und Systemen fest, die für den Oberflächenschutz von Beton, zur Verbesserung der Dauerhaftigkeit von Beton? und Stahlbetontragwerken sowie für neuen Beton und für Instandhaltungs? und Instandsetzungsarbeiten angewendet werden.
In der vorliegenden Norm werden folgende Oberflächenschutzverfahren behandelt:
-   hydrophobierende Imprägnierung;
-   Imprägnierung;
-   Beschichtung.
In Gebäuden verwendete Bodenbelagssysteme, die nicht dafür vorgesehen sind, die Dauerhaftigkeit eines Betontragwerkes zu schützen oder wiederherzustellen, sind in EN 13813 genormt.
Werden Produkte und Systeme, die dieser Norm entsprechen, als Bodenbelagssysteme angewendet, die wesentlichen mechanischen Beanspruchungen ausgesetzt sind, müssen sie auch die Anforderungen der EN 13813 erfüllen.

Produits et systemes pour la protection et la réparation de structures en béton - Définitions, prescriptions, maîtrise de la qualité et évaluation de la conformité - Partie 2: Systemes de protection de surface pour béton

La présente norme spécifie les prescriptions pour l'identification, les performances (y compris les aspects de durabilité) et la sécurité des produits et systèmes devant être utilisés pour la protection de surface du béton, afin d'augmenter la durabilité du béton et des structures en béton armé, aussi bien pour un nouveau béton que pour des travaux de maintenance et réparation. Par conséquent, cette norme inclut également des propriétés particulères en plus des mesures de p protection de surface.

Proizvodi in sistemi za zaščito in popravilo betonskih konstrukcij - Definicije, zahteve, kontrola kakovosti in ovrednotenje skladnosti - 2. del: Sistemi za zaščito površine betona

General Information

Status
Published
Publication Date
30-Nov-2004
Current Stage
6060 - National Implementation/Publication (Adopted Project)
Start Date
01-Dec-2004
Due Date
01-Dec-2004
Completion Date
01-Dec-2004
Standard
SIST EN 1504-2:2004
English language
46 pages
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Standards Content (Sample)


2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Products and systems for the protection and repair of concrete structures - Definitions, requirements, quality control and evaluation of conformity - Part 2: Surface protection systems for concreteProduits et systemes pour la protection et la réparation de structures en béton - Définitions, prescriptions, maîtrise de la qualité et évaluation de la conformité - Partie 2: Systemes de protection de surface pour bétonProdukte und Systeme für den Schutz und die Instandsetzung von Betontragwerken - Definitionen, Anforderungen, Qualitätsüberwachung und Beurteilung der Konformität - Teil 2: Oberflächenschutzsysteme für Beton91.080.40Betonske konstrukcijeConcrete structures01.040.91Gradbeni materiali in gradnja (Slovarji)Construction materials and building (Vocabularies)ICS:SIST EN 1504-2:2004enTa slovenski standard je istoveten z:EN 1504-2:200401-december-2004SIST EN 1504-2:2004SLOVENSKI
STANDARD
EUROPEAN STANDARDNORME EUROPÉENNEEUROPÄISCHE NORMEN 1504-2October 2004ICS 01.040.91; 91.080.40English versionProducts and systems for the protection and repair of concretestructures - Definitions, requirements, quality control andevaluation of conformity - Part 2: Surface protection systems forconcreteProduits et systèmes pour la protection et la réparation destructures en béton - Définitions, prescriptions, maîtrise dela qualité et évaluation de la conformité - Partie 2:Systèmes de protection de surface pour bétonProdukte und Systeme für den Schutz und dieInstandsetzung von Betontragwerken - Definitionen,Anforderungen, Qualitätsüberwachung und Beurteilung derKonformität - Teil 2: Oberflächenschutzsysteme für BetonThis European Standard was approved by CEN on 30 July 2004.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 Central Secretariat 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 Central Secretariat has the same status as the officialversions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France,Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia,Slovenia, Spain, Sweden, Switzerland and United Kingdom.EUROPEAN COMMITTEE FOR STANDARDIZATIONCOMITÉ EUROPÉEN DE NORMALISATIONEUROPÄISCHES KOMITEE FÜR NORMUNGManagement Centre: rue de Stassart, 36
B-1050 Brussels© 2004 CENAll rights of exploitation in any form and by any means reservedworldwide for CEN national Members.Ref. No. EN 1504-2:2004: E

Minimum frequency of testing for factory production control.26 Annex B (informative)
Examples of the application of the classification system in three individual cases.28 Annex C (informative)
Release of dangerous substances.29 Annex ZA (informative)
Clauses addressing the provisions of EU Construction Products Directive.30 ZA.1 Scope and relevant characteristics.30 ZA.2 Attestation of conformity.38 ZA.2.1 System(s) of attestation of conformity.38 ZA 2.2 EC Certificate and Declaration of conformity.41 ZA.3 CE marking and labelling.43 Bibliography.46

1) To be published. 2) ENV 1504-9 will have to be modified when adopted as EN according to finalisation of this standard.

hydrophobic impregnation (H) 1.2 impregnation (I) 1.3 coating (C) for Principle 2 (MC): Moisture Control 2.1 hydrophobic impregnation (H) 2.2 coating (C) for Principle 5 (PR) Physical Resistance/Surface Improvement 5.1 coating (C) 5.2 impregnation (I) for Principle 6 (RC): Resistance to Chemicals 6.1 coating (C) for Principle 8 (IR): Increasing Resistivity by Limiting moisture content: 8.1 hydrophobic impregnation (H): 8.2 coating (C)

grout or mortar. EN 13501-1, Fire classification of construction products and building elements — Part 1: Classification using test data from reaction to fire tests. EN 13529, Products and systems for the protection and repair of concrete structures — Test methods — Resistance to severe chemical attack. EN 13578, Products and systems for the protection and repair of concrete structures — Test method — Compatibility on wet concrete. EN 13579, Products and systems for the protection and repair of concrete structures — Test methods — Drying test for hydrophobic impregnation. EN 13580, Products and systems for the protection and repair of concrete structures — Test methods — Water absorption and resistance to alkali for hydrophobic impregnation.

Figure 1 — Schematic drawing of a typical hydrophobic impregnation 3.2 impregnation treatment of concrete to reduce the surface porosity and to strengthen the surface. The pores and capillaries are partially or totally filled NOTE 1 This treatment usually leads to a discontinuous, thin film on the concrete surface. NOTE 2 Binders may be, for example, organic polymers.

Figure 2 — Schematic drawing of a typical impregnation 3.3 coating treatment to produce a continuous protective layer on the surface of concrete NOTE 1 Thickness is typically of 0,1 mm to 5,0 mm. Particular applications may require a thickness greater than 5 mm. NOTE 2 Binders may be, for example, organic polymers, organic polymers with cement as a filler or hydraulic cement modified with polymer dispersion.
Figure 3 — Schematic drawing of a typical coating 3.4 layer thickness dry film thickness defined in EN ISO 2808:1999, Clause 4. It should be determined according to EN ISO 2808. For the purposes of this standard:  the mean dry film thickness is defined in EN ISO 2808:1999, 4.8;  the minimum dry film thickness (dmin) is to be taken as the lower 5 % fractile of the gaussian distribution of the thickness measurements;  the absolute minimum dry film thickness that may be achieved on application is at least 0,7 dmin 4 Performance characteristics for intended uses 4.1 General Table 1 lists the performance characteristics of surface protection products and systems which are required for “all intended uses” or “certain intended uses” according to the “principles” and “methods” defined in ENV 1504-9. Performance characteristics which are required for “all intended uses” are marked with „. All other performance characteristics which are marked with † may be required for “certain intended uses”. Performance characteristics and requirements for each method are given in 5.2.

Principles 1. Ingress protection 2. Moisture control 5. Physical Resistance 6. Chemical Resistance8. Increasing resistivity No. Test methods defined in Performance Characteristics Methods 1.1 (H) 1.2 (I) 1.3 (C)2.1 (H) 2.2 (C)5.1(C) 5.2(I) 6.1 (C) 8.1 (H) 8.2 (C) 1 2 3 4 5 6 7 8 9 10 11 12 13 1 EN 12617-1 Linear shrinkage

† †

† 2 EN 12190 Compressive strength


3 EN 1770 Coefficient of thermal expansion

† †

† 4 EN ISO 5470-1 Abrasion resistance
„ „
5 EN ISO 2409 Adhesion by cross-cut test a

† †

† 6 EN 1062-6 Permeability to CO2

7 EN ISO 7783-1EN ISO 7783-2 Permeability to water vapour
† „

„ 8 EN 1062-3 Capillary absorption and permeability to water
„ „
„ „ „ †

Adhesion after thermal compatibility
EN 13687-1 Freeze-thaw cycling with de-icing salt immersion
† †
† † † †
† EN 13687-2 Thunder-shower cycling (thermal shock)
† †
† † † †
† EN 13687-3 Thermal cycling without de-icing salt impact
† †
† † † †
† 9 EN 1062-11:2002 4.1: Aging: 7 days at 70 °C
† †
† † † †
† 10 EN 13687-5 Resistance to thermal shock



11 EN ISO 2812-1 Chemical resistance
† †
12 EN 13529 Resistance to severe chemical attack

13 EN 1062-7 Crack bridging ability

† †

† 14 EN ISO 6272-1 Impact resistance
„ „
15 EN 1542 Adhesion strength by pull-off test
† „
„ „ „ „
„ 16 EN 13501-1 Fire classification of construction products and building elements — Part 1: Classification using test data from reaction to fire test
† †
† † † †
† 17 EN 13581 Resistance against freeze-thaw salt stress of impregnated hydrophobic concrete (Determination of loss of mass) †


18 EN 13036-4 Slip/skid resistance
† †
† † † †
† 19 see Table 3 Depth of penetration „ „



20 EN 1062-11:2002 4.2: Behaviour after artificial weathering

† †

† 21 EN 1081 Antistatic behaviour

† †


Principles 1. Ingress protection 2. Moisture control 5. Physical Resistance 6. Chemical Resistance8. Increasing resistivity No. Test methods defined in Performance Characteristics Methods 1.1 (H) 1.2 (I) 1.3 (C)2.1 (H) 2.2 (C)5.1(C) 5.2(I) 6.1 (C) 8.1 (H) 8.2 (C) 1 2 3 4 5 6 7 8 9 10 11 12 13 22 EN 13578 Adhesion on wet concrete

† †

23 EN 13580 Water absorption and resistance to alkali test for hydrophobic impregnation „


24 EN 13579 Drying rate for hydrophobic impregnation „


25 subject to national standards and national regulations Diffusion of chloride ions † † †
H Hydrophobic impregnation I Impregnation C Coating „ characteristic for all intended uses † characteristic for certain intended uses within the scope of ENV 1504-9:1997 (see also Tables 3, 4, 5) a This test is for comparison to the pull-off test see note to item 5 in Table 5

General appearance and colour Visual Uniform and similar to the description provided by the manufacturer Density
— Pyknometer method or EN ISO 2811-1 ±3 % — Immersed body method EN ISO 2811-2 ±3% Infrared spectrum EN 1767 The positions and relative intensities of the main absorption bands shall match those of the reference spectrum Epoxy equivalent EN 1877-1 ±5 % Amine functions EN 1877-2 ±6 % Hydroxyl value EN 1240 ±10 % Isocyanate content EN 1242 ±10 % Volatile and non-volatile matter EN ISO 3251 ±5 % Ash content EN ISO 3451-1
±5 % Thermogravimetry EN ISO 11358 Confirmed by comparison and: ±5 % with respect to loss of mass at 600 °C Flow time EN ISO 2431 ±15 % Viscosity EN ISO 3219 ±20 % Particle size distribution of dry components EN 12192-1 >2 mm: ±6 % abs. 0,063 mm – 2 mm: ±4 % abs. <0,063 mm: ±2 % abs. Identification of the fresh mixture
Surface- dry – glass beads method EN ISO 1517 ±10 % Pot-life EN ISO 9514 ±15 % Progress in shore A or D hardness after 1, 3 and 7 days EN ISO 868 ±3 units shore A or D after 7 days
Consistence EN 1015-3 ±15 % or 20 mm Air content EN 1015-7 ±2 % (abs.) Bulk density EN 12190 and EN 1015-6 ±5 % Workability — flow of mortar EN 13395-2 ±15 % Stiffening time EN 13294 ±20 % a Deviation from the manufacturer’s documented value.

a When the capillary absorption to water is < 0,01 kg/m2 ⋅ h0,5 the diffusion of chloride ions is not to be expected.

For outside application with de-icing salt influence:
Freeze-thaw cycling with de-icing salt immersion (20 ×) and EN 13687-1 Thunder shower cycling (thermal shock) (10 ×) EN 13687-2 For outside application without de-icing salt influence:
9 Thermal cycling without de-icing salt impact (20 ×) EN 13687-3 Thermal cycling acc. to EN 13687-1 and EN 13687-2 is carried out on the same sample, starting with the thunder shower cycling. After thermal cycling a) no bubbles, cracks and delamination b) Pull-off-test Application/Load Average [N/mm2] vertical ≥0,8 (0,5)b horizontal without mechanical load ≥1,0 (0,7)b horizontal with mechanical load ≥1,5 (1,0)b 11 Chemical resistance (absorbent media method) EN ISO 2812-1 Resistance against influence of the relevant environments shall be as defined in EN 206-1 after 30 days exposure; no visual defects 14 Impact resistance measured on coated concrete samples MC (0,40) according to EN 1766 NOTE The thickness and expected impact load influence the choice of the class. EN ISO 6272-1 After loading no cracks and delamination Class I: ≥4 Nm Class II: ≥10 Nm Class III: ≥20 Nm

C (0,45) as given in EN 13579). After 28 days of curing according to EN 1766, the samples shall be stored according to the dry procedure given in EN 1766. The treatment with impregnation shall be in accordance to the manufacturer’s instruction The depth of penetration is defined with an exact-ness of 0,5 mm by break-ing open the treated specimen and spraying the fracture surface with water (using the phenol-phthalein test method with water instead of phenolphthalein) accord-ing to prEN 14630. The depth of the dry zone is taken as the effective depth of impregnation. ≥5 mm. 25 Diffusion of chloride ions a subject to national stan-dards and national regu-lations
a When the capillary absorption to water is <0,01 kg/m2 ⋅ h0,5 the diffusion of chloride ions is not to be expected. b The value in brackets is the lowest accepted value of any reading.

6 Permeability to CO2 EN 1062-6 (Conditioning of the samples before testing should be in accordance with prEN 1062-11:2002,4.3) Permeability to CO2 sD > 50 m 7 Permeability to water vapour EN ISO 7783-1 EN ISO 7783-2 class I sD < 5 m (permeable to water vapour) class II 5 m ≤ sD ≤ 50 m class III sD >50 m (not permeable to water vapour) 8 Capillary absorption and permeability to water EN 1062-3 w < 0,1 kg/m² ⋅ h0,5

For outside application with de-icing salt influence:
Freeze salt cycling with de-icing salt immersion (50 ×) and EN 13687-1 Thunder shower cycling (thermal shock) (10 ×) EN 13687-2 For outside application without de-icing salt influence:
Thermal cycling without de-icing salt impact (20 ×) EN 13687-3 For inside application
9 Ageing: 7 days at 70 °C EN 1062-11 10 Resistance to thermal shock (1 ×) EN 13687-5 Thermal cycling acc. to EN 13687-1 and EN 13687-2 is carried out on the same sample, starting with the thunder shower cycling. After thermal cycling a) no bubbles, cracks and delamination b) Pull-off-test
Average [N/mm2]
Crack-bridging or Rigid systems c
flexible systems without trafficking: ≥ 0,8 (0,5)b ≥1,0 (0,7)b with trafficking: ≥ 1,5 (1,0)b ≥2,0 (1,5)b 11 Chemical resistance (absorbent media method) EN ISO 2812-1 Resistance against influence of the relevant environments shall be as defined in EN 206-1 after 30 days exposure; no visual defects 12 Resistance to severe chemical attack Class I:
3 d without pressure Class II: 28 d without pressure Class III: 28 d with pressure It is recommended to use testing liquids from the 20 classes given in EN 13529 covering all types of common chemicals. Other testing liquids can be agreed between the interested parties. EN 13529 Reduction in hardness of less than 50% when measured according to Buchholz method, EN ISO 2815, or Shore method EN ISO 868 24 h after the coating is removed from immersion in the test liquid. 13 Crack bridging ability After conditioning in according to EN 1062-11:2002,
4.1 – 7 days at 70 °C for reactive resin systems 4.2 – UV radiation and humidity for dispersion systems EN 1062-7 The required classes and the test conditions are given in Tables 6 and 7. The required crack bridging ability shall be selected by the designer with respect to local conditions (climate, crack widths and crack movement). After testing the required class no failures may occur. 14 Impact resistance measured on coated concrete samples
MC (0,40) according to EN 1766 NOTE The thickness and expected impact load influence the choice of the class. EN ISO 6272-1 After loading no cracks and delamination Class I: ≥4 Nm Class II: ≥10 Nm Class III: ≥20 Nm

Average [N/mm²]
Crack-bridging or/ Rigid systemsc
flexible systems without trafficking: ≥0,8 (0,5)b ≥1,0 (0,7)b with trafficking: ≥1,5 (1,0)b ≥2,0 (1,5)b 16 Reaction to fire after application EN 13501-1 Euroclasses 18 Slip/skid resistance EN 13036-4 Class I: >40 units wet tested (inside wet surfaces), Class II: >40 units dry tested (inside dry surfaces), Class III: >55 units wet tested (outside) Or acc. to national regulations 20 Artificial weathering according to EN 1062-11:2002, 4.2 (UV-radiation and humidity) only for outside application It shall be tested only white and RAL 7030. EN 1062-11 After 2 000 h of artificial weathering: no blistering according to EN ISO 4628-2 no cracking according to EN ISO 4628-4 no flaking according to EN ISO 4628-5 Slight colour change, loss of gloss and chalking may be accept Table, but shall be described. 21 Antistatic behaviour EN 1081 Class I: >104 and <106 Ω (Explosives) Class II: >106 and <108 Ω (Explosion hazardous substances) 22 Adhesion on wet concrete (Substrate: MC (0,40) EN 13578 After loading: a) no blistering according to EN ISO 4628-2 no cracking according to EN ISO 4628-4 no flaking according to EN ISO 4628-5 b) Pull-off-strength ≥1,5 N/mm2, the failure shall occur >50 % as concrete rupture This test is relevant for coatings intended to be applied on fresh concrete or concretes with a high moisture content

a When the capillary absorption to water is <0,01 kg/m2 ⋅ h0,5 the diffusion of chloride ions is not to be expected. b The value in brackets is the lowest accepted value of any reading. c R
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