oSIST prEN 15021:2004

Precast concrete products - Precast concrete elements for vehicle restraint systems

Reinforced concrete elements of special shapes for highway equipment. Product characteristics are related to impact resistance, compressive strength, bending tensile strength.

Betonfertigteile - Betonfertigteile für Fahrzeug-Rückhaltesysteme

Diese Europäische Norm legt die Anforderungen, die grundlegenden Leistungskriterien sowie die bauliche Durchbildung von Betonfertigteilen für Fahrzeug-Rückhaltesysteme aus Stahl- und/oder Spannbeton nach EN 206-1:2000, 5.2, fest.
Die Fertigteile können z. B. Einbauteile, Löcher, Stufen oder sonstige Merkmale enthalten, die zur Fertigstellung einer Rückhaltevorrichtung erforderlich sind.
Fertigteile aus Stahlfaserbeton sind nicht Gegenstand dieser Europäischen Norm.

Produits préfabriqués en béton - Eléments préfabriqués en béton pour dispositifs de retenue des véhicules

Montažni betonski izdelki – Montažni betonski elementi za zadrževanje vozil

General Information

• Status: Not Published
• ICS: 91.100.30 - Concrete and concrete products
• Technical Committee: BBB - Concrete, reinforced concrete and prestressed concrete
• Current Stage: 4020 - Public enquire (PE) (Adopted Project)
• Start Date: 01-Dec-2004
• Due Date: 01-Dec-2004
• Completion Date: 01-Dec-2004
• Directive: 89/106/EEC - Construction products
• Mandate: M/111 - Mandate to CEN/CENELEC concerning the execution of standardization work for harmonized standards on circulation fixtures
• Ref Project: prEN 15021 - Precast concrete products - Precast concrete elements for vehicle restraint systems

Standards Content (Sample)

SLOVENSKI OSIST prEN 15021:2004

PREDSTANDARD
december 2004
Montažni betonski izdelki – Montažni betonski elementi za zadrževanje vozil
Precast concrete products - Precast concrete elements for vehicle restraint systems
ICS 91.100.30 Referenčna številka
OSIST prEN 15021:2004(en)
©  Standard je založil in izdal Slovenski inštitut za standardizacijo. Razmnoževanje ali kopiranje celote ali delov tega dokumenta ni dovoljeno

---------------------- Page: 1 ----------------------
EUROPEAN STANDARD
DRAFT
prEN 15021
NORME EUROPÉENNE

EUROPÄISCHE NORM

August 2004
ICS

English version
Precast concrete products - Precast concrete elements for
vehicle restraint systems
Produits préfabriqués en béton - Eléments préfabriqués en Betonfertigteile für Fahrzeug-Rückhaltesysteme
béton pour dispositifs de retenue des véhicules
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 229.

If this draft becomes a European Standard, CEN members are bound to comply with the CEN/CENELEC Internal Regulations which
stipulate the conditions for giving this European Standard the status of a national standard without any alteration.

This draft European Standard was established by CEN in three official versions (English, French, German). A version in any other language
made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same
status as the official versions.

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.

Warning : This document is not a European Standard. It is distributed for review and comments. It is subject to change without notice and
shall not be referred to as a European Standard.


EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION

EUROPÄISCHES KOMITEE FÜR NORMUNG

Management Centre: rue de Stassart, 36  B-1050 Brussels
© 2004 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 15021:2004: E
worldwide for CEN national Members.

---------------------- Page: 2 ----------------------
prEN 15021 :2004 (E)
Contents Page
The numbering of clauses is strictly related to EN 13369:2004 Common rules for precast concrete products, at
least for the first three digits. When a clause of EN 13369:2004 is not relevant or included in a more general
reference of this standard, its number is omitted and this may result in a gap on numbering.
Foreword.3
1 Scope .4
2 Normative references .4
3 Terms and definitions .4
4 Requirements.4
5 Test methods.8
6 Evaluation of conformity and compliance criteria .8
7 Marking and labelling .10
8 Technical documentation .10
Annex ZA (informative) Clauses of this European Standard addressing essential requirements or
other provisions of EU Directives.11
ZA.1 Scope and relevant characteristics .11
ZA.2 Procedure for attestation of conformity of precast concrete elements for safety barriers.12
ZA.2.2 EC Certificate and Declaration of conformity.12
ZA.3 CE marking .13
ZA.3.1 General.13
ZA.3.2 Simplified label.14
ZA.3.3 Label.14

2

---------------------- Page: 3 ----------------------
prEN 15021 :2004 (E)
Foreword
This document (prEN 15021:2004) has been prepared by Technical Committee CEN/TC 229 “Precast
concrete products”, the secretariat of which is held by AFNOR.
This document is currently submitted to the CEN Enquiry.
This document has been prepared under a mandate given to CEN by the European Commission and the
European Free Trade Association, and supports essential requirements of EU Directive(s).
For relationship with EU Directive(s), see informative Annex ZA, which is an integral part of this document.

This European Standard is one of a coherent set of standards prepared by CEN/TC 229 which cover precast
concrete products.
3

---------------------- Page: 4 ----------------------
prEN 15021 :2004 (E)
1 Scope
This European Standard specifies the requirements, the basic performance criteria and detailing provisions for
precast concrete elements for vehicle restraint systems made in reinforced and/or prestressed concrete
according to EN 206-1:2000 subclause 5.2.
Elements may contain e.g. inserts, holes, steps or other features needed for the completion of a barrier.
Precast elements produced with steel fibre concrete are not covered by this European Standard.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated
references, only the edition cited applies. For undated references, the latest edition of the referenced
document (including any amendments) applies.
EN 206-1:2000, Concrete — Part 1 : Specification, performance, production and conformity.
EN 1317-1:1998, Road restraint systems — Part 1 : Terminology and general criteria for test methods.
EN 1317-2:1998, Road restraint systems — Part 2 : Performance classes, impact test acceptance criteria and
test methods for safety barriers.
prEN 1317-5:2000, Road restraint systems — Part 5 : Product requirements, durability and evaluation of
conformity.
EN 1992-1-1:YYYY, Eurocode 2 : Design of concrete structures — Part 1-1 : General rules and rules for
buildings.
EN 13369:2004, Common rules for precast concrete products.
CIB report Nr. 24, Surface Quality of Concrete Elements (Available at FIB).
3 Terms and definitions
For the purposes of this European Standard the definitions given in EN 1317-1:1998 and in EN 13369:2004
shall apply.
4 Requirements
4.1 Material requirements
4.1.1 General
Clause 4.1.1 of EN 13369:2004 shall apply.
4.1.2 Constituent materials of concrete
Clause 4.1.2 of EN 13369:2004 shall apply.
4

---------------------- Page: 5 ----------------------
prEN 15021 :2004 (E)
4.1.3 Reinforcing steel
Clause 4.1.3 of EN 13369:2004 shall apply.
4.1.4 Prestressing steel
Clause 4.1.4 of EN 13369:2004 shall apply.
4.1.5 Inserts and connectors
Clause 4.1.5 of EN 13369:2004 shall apply.
4.2 Production requirements
Clause 4.2 of EN 13369:2004 shall apply.
4.3 Finished product requirements
4.3.1 Geometrical properties
4.3.1.1 Production Tolerances
In addition to clause 4.3.1.1 of EN 13369:2004 the following applies.
The permitted deviations (see Figure 1) are given in Table 1.
Table 1 — Permitted deviations
Permitted deviations
Aspect
(mm)
Angle L is the shorter side of the angle ϕ ∆ϕ = ± L/200
Bow misalignment b
β = ± L/500
NOTE The tolerances may be reduced if necessary for a certain product or a certain use.

Angle
5

---------------------- Page: 6 ----------------------
prEN 15021 :2004 (E)

Bow misalignement
Figure 1 — Deviations
4.3.1.2 Minimum dimensions
Not applicable.
4.3.1.3 Height of parapets
Not applicable.
4.3.2 Surface characteristics
Safety barriers for temporary use shall have a surface quality better than class 6 according to CIB Report
No. 24, safety barriers for permanent use shall have a surface quality better than class 4, or otherwise agreed
with the client.
Cracks on the product surface should be measured optically with a magnifier or equivalent and shall not
exceed the value of 0,2 mm.
NOTE Alternative surface qualities may be agreed between the purchaser and the producer.
4.3.3 Mechanical resistance
4.3.3.1 General
The elements shall be able to withstand the actions caused by impact of vehicles in accordance with
EN 1317-1:1998 and EN 1317-2:1998.
Due to these actions severe damage may occur to the elements as long as the performance requirements as
mentioned under 4.3.3.4 are met.
The elements shall be designed to withstand the actions due to transport, handling and installation in
accordance with EN 1992-1-1:YYYY.
4.3.3.2 Verification by calculation
Applicable for actions caused by handling, transport and installation.
4.3.3.3 Verification by calculation aided by testing
Not applicable.
6

---------------------- Page: 7 ----------------------
prEN 15021 :2004 (E)
4.3.3.4 Verification by testing
Applicable for performance under impact.
Elements as parts of a safety barrier system shall be designed by testing according to EN 1317-1:1998 and
EN 1317-2:1998.
The performance criteria as derived from EN 1317-1:1998 thru 5 belonging to the specified performance
classes shall be met.
4.3.3.5 Material safety factors
Clause 4.3.3.5 of EN 13369:2004 shall apply.
4.3.4 Resistance and reaction to fire
Not applicable.
4.3.5 Acoustic properties
If relevant, clause 4.3.5 of EN 13369:2004 shall apply.
4.3.6 Thermal properties
Not applicable.
4.3.7 Durability
Clause 4.3.7 of EN 13369:2004 shall apply.
NOTE For some intended uses design working life shorter than 50 years may be chosen.
4.3.7.2 Internal integrity
Clause 4.3.7.2 of EN 13369:2004 shall apply.
4.3.7.3 Surface integrity
Clause 4.3.7.3 of EN 13369:2004 shall apply.
4.3.7.4 Steel corrosion resistance
Clause 4.3.7.4 of EN 13369:2004 shall apply.
All inserts and couplings that are exposed to open air are to be protected against corrosion according to the
expected service life of the safety barrier.
4.3.7.5 Water absorption
Clause 4.3.7.5 of EN 13369:2004 shall apply.
7

---------------------- Page: 8 ----------------------
prEN 15021 :2004 (E)
4.3.8 Other requirements
4.3.8.1 Safety in case of handling
Clause 4.3.8.1 of EN 13369:2004 shall apply.
4.3.8.2 Safety in use
EN 1317 shall apply.
4.3.8.3 Weight
When the weight of the element is measured by testing clause 5.3 of EN 13369:2004 shall apply.
5 Test methods
5.1 Tests on concrete
5.1.1 Compressive strength
Clause 5.1.1 of EN 13369:2004 shall apply.
5.1.2 Water Absorption
Clause 5.1.2 of EN 13369:2004 shall apply.
5.1.3 Dry density of concrete
Not relevant.
5.2 Measuring of dimensions and surface characteristics
Clause 5.2 of EN 13369:2004 shall apply.

5.3 Weight of the products
The weight of the barriers shall be measured by a scale with an accuracy of 1 %, or with a stricter accuracy
possibly prescribed by the designer of the barrier system.
5.4 Performance under impact
The elements have to meet the requirements prescribed in the description according to prEN 1317-5:2000,
subclause 5.1.1 of elements tested according to EN 1317-2:1998.
6 Evaluation of conformity and compliance criteria
6.1 General
Clause 6.1 of EN 13369:2004 shall apply.
8

---------------------- Page: 9 ----------------------
prEN 15021 :2004 (E)
6.2 Type testing
Clause 6.2 of EN 13369:2004 shall apply.
The test methods, the evaluation of the test results and the classes of performance for the safety barrier
elements shall be in accordance to the description of the element resulting from the testing of the barrier
system according to EN 1317-1:1998 and 1317-2:1998.
6.3 Factory production control
Clause 6.3 of EN 13369:2004 shall apply together with the following amendments :
9

---------------------- Page: 10
...