SIST EN 13422:2005
(Main)Vertical road signs - Portable deformable warning devices and delineators - Portable road traffic signs - Cones and cylinders
Vertical road signs - Portable deformable warning devices and delineators - Portable road traffic signs - Cones and cylinders
This document specifies requirements for new traffic cones and new traffic cylinders with retroreflective properties.
This document specifies minimum essential visual and physical performance characteristics; test methods for determination of product performance and the means by which this performance may be communicated to the user and the public including safety enforcement agencies.
The document provides a series of categories or classes by which a traffic cone or traffic cylinder may be specified for use in different applications in accordance with best practice.
In the case of physical properties, performance levels and indicative tests are provided for cold weather, stability, and impact resistance when dropped. Requirements for visual recognition properties, colour, retroreflectivity and luminance are provided.
All of the tests contained in this document already exist in one or more national technical standard(s) of Member State(s), or in legislative requirement(s) or code(s) of practice of Member State(s).
Provision for identification and marking to declared levels of performance is provided.
There are other product shapes which perform similar functions. This document does not cover devices made in other shapes, or which do not meet the design requirements of this document.
Straßenverkehrszeichen (vertikal) - Transportable Straßenverkehrszeichen - Leitkegel und Leitzylinder
In dieser Europäischen Norm werden Anforderungen für Leitkegel und Leitzylinder mit retroreflektierenden Eigenschaften im Neuzustand festgelegt.
Diese Europäische Norm legt wesentliche Mindestanforderungen an das visuelle Erscheinungsbild und an die physikalischen Leistungsanforderungen fest sowie die Prüfverfahren zur Bestimmung der Produkt-eigenschaften und die Verfahren, mit denen diese Eigenschaften den Anwendern und der Öffentlichkeit, einschließlich der für Sicherheitsanforderungen zuständigen Institutionen, bekannt gemacht werden können.
In dieser Europäischen Norm werden Reihen von verschiedenen Kategorien oder Klassen festgelegt, mit denen ein Leitkegel oder Leitzylinder für verschiedene Anwendungsbereiche so zu klassifizieren ist, dass eine größtmögliche Anwendbarkeit in der Praxis erreicht werden kann.
Bei den physikalischen Eigenschaften beziehen sich die Anforderungsniveaus und Prüfverfahren auf Kälteschlagfestigkeit, Elastizität, Standfestigkeit und Widerstandsfähigkeit bei der Fallprüfung. Anforderungen an das visuelle Erscheinungsbild, die Farbe, Retroreflexion und Leuchtdichte werden angegeben.
Alle in dieser Europäischen Norm angegebenen Prüfverfahren werden bereits in einer oder mehreren nationalen Normen oder in gesetzlichen Bestimmungen oder Richtlinien der CEN-Mitgliedsstaaten verwendet.
Es werden Voraussetzungen zur Identifizierung und Kennzeichnung der festgestellten Anforderungsniveaus festgelegt.
Es gibt andere Produktformen, die ähnliche Funktionen erfüllen. Diese Europäische Norm behandelt keine Vorrichtungen, die eine andere Form aufweisen oder nicht mit den Anforderungen an die Konstruktion in dieser Europäischen Norm übereinstimmen.
Signalisation routiere verticale - Signaux temporaires - Dispositifs coniques et balises de signalisation
La présente Norme européenne spécifie les exigences applicables aux nouveaux dispositifs coniques et aux nouvelles balises de signalisation ayant des propriétés rétroréfléchissantes.
La présente Norme européenne indique les caractéristiques minimales essentielles de performance visuelle et physique ainsi que les méthodes d'essai permettant de déterminer les performances des produits et les moyens de communiquer ces performances a l'utilisateur et au public, y compris les organismes garants de la sécurité.
La Norme européenne prévoit une série de catégories ou de classes permettant de spécifier un dispositif conique ou une balise de signalisation pour les utiliser selon les regles de l'art dans différentes applications.
Pour ce qui est des propriétés physiques, des niveaux de performance et des essais indicatifs sont prévus pour temps froid, stabilité et résistance au choc en cas de chute. Les exigences en matiere de propriétés de reconnaissance visuelle, couleur, rétroréflexion et luminance sont prévues.
Tous les essais mentionnés dans la présente Norme européenne figurent déja dans une ou plusieurs normes techniques nationales d'un ou de plusieurs États membres ou dans des exigences législatives ou des codes de bonne pratique des États membres.
Elle prévoit des dispositions pour l'identification et le marquage conformément aux niveaux de performance déclarés.
Des produits de formes différentes ont des fonctions similaires. La présente Norme européenne ne couvre pas les dispositifs de formes différentes ou qui ne répondent pas aux exigences de conception de la présente norme.
Pokončni cestni znaki – Prenosne opozorilne naprave in oznake – Prenosne cestne signalne oznake – Stožčaste in valjaste
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
SIST EN 13422:2005
01-januar-2005
3RNRQþQLFHVWQL]QDNL±3UHQRVQHRSR]RULOQHQDSUDYHLQR]QDNH±3UHQRVQH
FHVWQHVLJQDOQHR]QDNH±6WRåþDVWHLQYDOMDVWH
Vertical road signs - Portable deformable warning devices and delineators - Portable
road traffic signs - Cones and cylinders
Straßenverkehrszeichen (vertikal) - Transportable Straßenverkehrszeichen - Leitkegel
und Leitzylinder
Signalisation routiere verticale - Signaux temporaires - Dispositifs coniques et balises de
signalisation
Ta slovenski standard je istoveten z: EN 13422:2004
ICS:
93.080.30 Cestna oprema in pomožne Road equipment and
naprave installations
SIST EN 13422:2005 en
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
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EUROPEAN STANDARD
EN 13422
NORME EUROPÉENNE
EUROPÄISCHE NORM
October 2004
ICS 93.080.30
English version
Vertical road signs - Portable deformable warning devices and
delineators - Portable road traffic signs - Cones and cylinders
Signalisation routière verticale - Signaux temporaires - Straßenverkehrszeichen (vertikal) - Transportable
Dispositifs coniques et balises de signalisation Straßenverkehrszeichen - Leitkegel und Leitzylinder
This European Standard was approved by CEN on 24 June 2004.
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. Up-to-date lists and bibliographical references concerning such national
standards 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 translation
under the responsibility of a CEN member into its own language and notified to the Central Secretariat 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.
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. EN 13422:2004: E
worldwide for CEN national Members.
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EN 13422:2004 (E)
Contents
page
Foreword.4
1 Scope.6
2 Normative references .6
3 Terms, definitions, symbols and abbreviations .6
4 Design, dimensions and tolerances.9
4.1 Traffic cones.9
4.1.1 Design of traffic cones .9
4.1.2 Dimensions of traffic cones.9
4.2 Traffic cylinders .10
4.2.1 Design of traffic cylinders.10
4.2.2 Design of traffic cylinders.10
4.3 Tolerances .10
5 Materials.11
6 Performance requirements .11
6.1 Visual performance.11
6.1.1 Classification.11
6.1.2 Colour; luminance factor and retroreflective requirements.11
6.2 Physical performance.14
6.2.1 Stability of traffic cones .14
6.2.2 Drop resistance of traffic cones .15
6.2.3 Adhesion of retroreflective surfaces .15
6.2.4 Continuity of retroreflective surfaces.15
6.2.5 Resistance to damage at low temperatures.15
6.2.6 Resistance to bending - traffic cylinders.15
6.2.7 Resistance to fatigue of traffic cylinders.15
7 Methods of tests.16
7.1 General requirements and records .16
7.2 Determination of chromaticity and luminance factor ββ in dry conditions .16
ββ
7.3 Photometric tests.16
7.3.1 Determination of minimum initial coefficient of retroreflection R' .16
7.3.2 Determination of coefficient of retroreflective performance R' for retroreflective
traffic cones or traffic cylinders .16
7.3.3 Determination of relative distribution of retroreflective performance .17
7.4 Test for determination of stability of traffic cones .20
7.5 Low temperature impact resistance test .20
7.6 Drop test for traffic cones .21
7.7 Measurement of coefficient of retroreflection of wet retroreflective surfaces.22
7.7.1 Principle .22
7.7.2 Apparatus .22
7.7.3 Method.23
7.7.4 Report.23
7.8 Test for adhesion of retroreflective surface(s) of traffic cones and traffic cylinders.23
7.9 Bending test for traffic cylinders.23
7.9.1 Apparatus .23
7.9.2 Test method.23
7.10 Fatigue test for traffic cylinders .24
7.10.1 Apparatus .24
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EN 13422:2004 (E)
7.10.2 Test method.24
8 Marking .26
8.1 Traffic cones.26
8.1.1 Base plate .26
8.1.2 Cone body.26
8.1.3 Retroreflective surfaces (Traffic cones of all types of construction).26
8.2 Traffic cylinders .26
8.2.1 Cylinder Body (in any convenient visible position) .26
8.2.2 Retroreflective surfaces .27
8.3 Legibility and durability of markings .27
8.3.1 Size of lettering (height) .27
8.3.2 Durability of marking .27
8.4 Examples of marking scheme .27
8.4.1 Traffic cones.27
8.4.2 Traffic cylinders .27
8.5 Anti-theft markings .28
9 Evaluation of conformity.28
9.1 Initial type testing.28
9.2 Factory production control .34
9.3 Common requirements.36
9.3.1 General.36
Annex A (normative) Technical documentation for ITT.37
Annex B (informative) Examples of test forms to register the results of a conformity
review .38
Annex C (informative) Environmental considerations.45
Bibliography .46
3
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EN 13422:2004 (E)
Foreword
This document (EN 13422:2004) has been prepared by the Technical Committee CEN/TC 226 "Road
Equipment" the Secretariat of which is held by AFNOR.
No existing document is superseded.
It derives from performance requirements and test methods published in CEN, CENELEC, CIE and
ISO documents together with standards of the CEN member organisations.
This European Standard shall be given the status of a national standard, either by publication of an
identical text or by endorsement, at the latest by April 2005, and conflicting national standards shall
be withdrawn at the latest by April 2005.
According to the CEN/CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: 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.
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EN 13422:2004 (E)
Introduction
This document may be used to implement type approval and certification testing.
5
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EN 13422:2004 (E)
1 Scope
This document specifies requirements for new traffic cones and new traffic cylinders with
retroreflective properties.
This document specifies minimum essential visual and physical performance characteristics; test
methods for determination of product performance and the means by which this performance may be
communicated to the user and the public including safety enforcement agencies.
The document provides a series of categories or classes by which a traffic cone or traffic cylinder may
be specified for use in different applications in accordance with best practice.
In the case of physical properties, performance levels and indicative tests are provided for cold
weather, stability, and impact resistance when dropped. Requirements for visual recognition
properties, colour, retroreflectivity and luminance are provided.
All of the tests contained in this document already exist in one or more national technical standard(s)
of Member State(s), or in legislative requirement(s) or code(s) of practice of Member State(s).
Provision for identification and marking to declared levels of performance is provided.
There are other product shapes which perform similar functions. This document does not cover
devices made in other shapes, or which do not meet the design requirements of this document.
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 12767, Passive safety of support structures for road equipment - Requirements and test methods
EN ISO/IEC17025, General requirements for the competence of testing and calibration laboratories
(ISO/IEC 17025: 1999).
ISO 4:1997, Information and documentation — Rules for the abbreviation of title words and titles of
publications.
CIE 15.2:1986, Colorimetry.
CIE 17.4:1987, International lighting vocabulary.
CIE 54.2:2001, Retroreflection — Definition and measurement.
3 Terms, definitions, symbols and abbreviations
For the purposes of this document, the following terms and definitions together with the symbols and
abbreviations given in ISO 4:1997 apply. The photometric definitions given in CIE 17.4:1997 together
with the following apply.
3.1
traffic cone
three dimensional device of conical shape comprising one or more parts including a base plate, cone
body and a retroreflective surface or surfaces
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EN 13422:2004 (E)
3.2
base plate
lowest part of the traffic cone which supports the cone body, having an upper visible surface, and a
lower surface in contact with the support surface
3.3
cone body
part of the traffic cone which is conical in shape, but excludes the base plate and the retroreflective
surface(s)
3.4
category A cone
traffic cone which is totally retroreflective, except for the base plate
3.5
category B cone
traffic cone in which only a part or parts of the cone body are retroreflective
3.6
traffic cylinder
three dimensional device of substantially cylindrical shape comprising one or more parts including a
cylinder body, and a retroreflective surface or surfaces
3.7
cylinder body
part of the traffic cylinder which is substantially cylindrical in shape and supports the retroreflective
surface or surfaces
3.8
category A cylinder
traffic cylinder which is totally retroreflective
3.9
category B cylinder
traffic cylinder in which only part or parts of the cylinder body are retroreflective
3.10
retroreflective surface(s)
part (or those parts) of a traffic cone or traffic cylinder fixed to the cone body or cylinder body which
are retroreflective according to the requirements of this document
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EN 13422:2004 (E)
3.11
height (H)
traffic Cone - the vertical distance between the support surface and the top of the traffic cone
traffic Cylinder - the vertical distance between the top of the cylinder body and the lowest extremity of
the cylinder body
3.12
batch
amount of product manufactured as one complete operation as defined by the manufacturer in its
FPC system manual and accepted by the notified body
3.13
production identification code
code that will be defined by the manufacturer of the retroreflective sheeting in order to achieve
traceability
3.14
test product
product in original size and design, or part of it, prepared by the manufacturer and submitted to the
ITT procedure
3.15
sample
construction representing parts of the product or its constituents in original materials prepared by the
manufacturer and submitted to the ITT procedure
3.16
reference sample
sample as defined in 3.3 to be retained in order to be able to repeat the ITT procedure in case of
disagreements
3.17
manufacturer
responsible body in the framework of this document
3.18
supplier
producer of components for use in the product
3.19
product families
products that are related in such a way that testing of one of the products covers all of the products
from a product family
3.20
notified body
body responsible for the third party execution of ITT in the framework of this document
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EN 13422:2004 (E)
4 Design, dimensions and tolerances
4.1 Traffic cones
4.1.1 Design of traffic cones
4.1.1.1 Shape of traffic cones
There shall be 2 shape classes for traffic cones (S1 and S2).
Class S1 - The angle between the sides of the cone body and the cone's vertical axis shall be
(10 ± 2,5)º for at least the uppermost 75 % H of the traffic cone. The lower 25 % H of the traffic cone
above the base plate may have an increased angle between the sides of the body and the traffic
cone's vertical axis of between 7,5º and 14,5º.
Class S2 - The angle between the sides of the cone body and the cone's vertical axis shall be
(10 ± 2,5)º for at least the uppermost 75 % H of the traffic cone. The lower 25 % H of the traffic cone
above the base plate may have an increased angle between the sides of the body and the traffic
cone's vertical axis of between 7,5º and 45º.
4.1.1.2 Shape of base plate for traffic cones
The base plate shall have a minimum of 4 and not more than 8 sides.
4.1.2 Dimensions of traffic cones
4.1.2.1 General
Traffic cones shall conform to Table 1 and 6.3.1 (as appropriate) and shall be assigned according to
weight class (W) of Table 1 achieved. (The nominal height of the traffic cone and the weight class
required are to be specified by the purchaser).
Table 1 — Height of traffic cones and minimum weight – (W)
Height (H) Minimum weight (W)
in mm In kg
Class W1 Class W2 Class W3
4,80 6,00 7,50
> 900 ≤ 1 000
3,20 4,00 5,00
> 750 ≤ 900
1,30 1,90 2,50
> 500 ≤ 750
1,10 1,80 1,90
> 450 ≤ 500
0,80 0,80 0,80
≥ 300 ≤ 450
4.1.2.2 Stacked height of traffic cones
The overall height of two identical traffic cones, when stacked one upon the other, shall not exceed
1,2 H of each individual traffic cone. Traffic cones shall be designed to ensure that, when stacked,
they do not bind together, nor damage the retroreflective surface(s).
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EN 13422:2004 (E)
4.1.2.3 Top of body of traffic cones
The external diameter of the top of the cone body shall be (60 ± 15) mm. The top of the cone body
shall have a circular hole provided in its upper surface. The hole shall have a diameter of (40 ± 5) mm.
The area of the cone body immediately below the top of the traffic cone may have a configuration to
provide a hand grip. This area need not be retroreflective and shall not exceed the greater height of
either 0,1 H or 60 mm measured from the top.
4.1.2.4 Base plate of traffic cones
When the thickness of the outer edge of the base plate exceeds 15 mm, its plan area shall be
contained within a circle whose diameter is 0,75 H of the traffic cone.
When the thickness of the outer edge of the base plate is 15 mm or less, the plan area of the base
plate shall be contained within a circle whose diameter is 0,9 H of the traffic cone.
4.2 Traffic cylinders
4.2.1 Design of traffic cylinders
4.2.1.1 Shape of traffic cylinder
Traffic cylinders shall have substantially parallel sides. The lowest 100 mm portion of the cylinder
body may be of a different diameter to the portion above 100 mm from the support surface and need
not be substantially parallel. A means for drainage of any water entering the traffic cylinder shall be
provided.
4.2.1.2 Fixing method for traffic cylinder
The design of such a fixing may be of any type which enables the traffic cylinder to be temporarily
installed in or on the road surface while allowing the other requirements of this document to be
satisfied.
4.2.2 Design of traffic cylinders
4.2.2.1 Height
Traffic cylinders shall be not less than 450 mm in height nor greater than 1 250 mm in height. (The
nominal height of traffic cylinders is to be specified by the purchaser).
4.2.2.2 Top of traffic cylinders
The top of the cylinder body shall not be less than 95 mm or exceed 120 mm in diameter. A circular
hole of (30 ± 5) mm diameter shall be provided in the upper 100 mm of each traffic cylinder except
where the inclusion of any internal mechanism makes it impracticable to provide such a hole. In this
case, the traffic cylinder shall be constructed such that in the event of it being run over, air will exhaust
without the traffic cylinder bursting.
4.3 Tolerances
Tolerances for traffic cones and traffic cylinders shall be ± 5 % except where stated elsewhere in this
document.
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EN 13422:2004 (E)
5 Materials
5.1 Materials shall enable conformance to the relevant requirements of this document.
5.2 Environmental considerations are set out in Annex C, and provision for marking to aid recycling
is set out in Clause 8 of this document.
6 Performance requirements
6.1 Visual performance
6.1.1 Classification
Traffic cones and traffic cylinders shall be assigned to a Category A or B in accordance with 3.4 and
3.5, or 3.8 and 3.9.
6.1.2 Colour; luminance factor and retroreflective requirements
6.1.2.1 Daylight appearance of retroreflective surfaces
When tested in accordance with 7.2 the chromaticity and luminance factor β of traffic cones and traffic
cylinders shall conform to Table 2.
Table 2 — Chromaticity co-ordinates and luminance factors: Retroreflective surfaces
Colour 1 2 3 4 Luminance factor ββββ
x y x y x y x y LA LB LC LD
White 0,355 0,355 0,305 0,305 0,285 0,325 0,335 0,375 ≥ 0.35 ≥ 0.27 ≥ 0.20 ≥ 0.10
Red 0,735 0,265 0,674 0,236 0,569 0,341 0,655 0,345 ≥ 0,03 ≥ 0,03 ≥ 0,03 ≥ 0,03
Yellow 0,545 0,454 0,487 0,423 0,427 0,483 0,465 0,534 ≥ 0,16 ≥ 0,16 ≥ 0,16 ≥ 0,16
Blue 0,078 0,171 0,150 0,220 0,210 0,160 0,137 0,038 ≥ 0,01 ≥ 0,01 ≥ 0,01 ≥ 0,01
(Ref. CIE Publication 39.2 surface colours for visual signalling)
6.1.2.2 Daylight appearance of non-retroreflective surfaces
When tested in accordance with 7.2 the chromaticity and luminance factor β of the exterior surfaces of
the cone body of Category A and B traffic cones and the exterior surface of Category A and B traffic
cylinders shall conform to Table 3.A.
The interior surface of the cone body of Category A and B traffic cones shall conform to Table 3.B.
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EN 13422:2004 (E)
Table 3.A — Chromaticity co-ordinates and luminance factors: Non-retroreflective exterior
surfaces
Colour 1 2 3 4 Luminance
factor ββββ
x y x y x y x y
Red 0,690 0,310 0,575 0,316 0,521 0,371 0,610 0,390 > 0,11
Yellow 0,522 0,477 0,470 0,440 0,427 0,483 0,465 0,534 > 0,45
Table 3.B — Chromaticity co-ordinates and luminance factors: Non-retroreflective interior
surfaces
Colour 1 2 3 4 Luminance
factor ββββ
x y x y x y x y
Red 0,690 0,310 0,575 0,316 0,521 0,371 0,610 0,390 > 0,11
Yellow 0,522 0,477 0,470 0,440 0,427 0,483 0,465 0,534 > 0,45
Any other colour No performance determined
6.1.2.3 Coefficient of retroreflection R' for night time appearance
-1. -2
The minimum initial coefficient of retroreflection R' (cd.lx m ) for traffic cones and traffic cylinders,
when measured in accordance with 7.3.1, shall conform to either Table 4.A or Table 4.B. The traffic
cone or traffic cylinder shall be classified either R1A or R2A for Table 4.A or R1B or R2B for
Table 4.B. Both classifications may be used if the requirements of both Tables 4A and 4B are met.
-1 -2
Table 4.A — Coefficient of retroreflection R' (cd.lx m )
Class R1A Class R2A
αααα ββββ (ββββ =0)
1 2
White Yellow Red Blue White Yellow Red Blue
12' +5 70 50 14.5 4.0 250 170 45 20
+30 30 22 6 1,7 150 100 25 11
+40 10 7 2 0,5 110 70 15 8
20' +5 50 35 10 2 180 120 25 14
+30 24 16 4 1 100 70 14 8
+40 9 6 1,8 # 95 60 13 7
2º +5 5 3 1,0 # 5 3 1 0,2
+30 2,5 1,5 0,5 # 2,5 1,5 0,4 #
+40 1,5 1,0 0,5 # 1,5 1,0 0,3 #
# indicates “Value greater than zero but not significant or applicable”.
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EN 13422:2004 (E)
-1 -2
Table 4.B — Coefficient of retroreflection R' (cd.lx m )
Class R1B Class R2B
αααα ββββ1(ββββ =0)
2
White Yellow Red Blue White Yellow Red Blue
12' +5 70 50 14,5 4,0 250 170 45 20
+15 55 35 10 3,0 200 120 30 15
+40 10 7 2 0,5 110 70 15 8
20' +5 50 35 10 2 180 120 25 14
+15 45 20 8 2 150 80 20 10
+40 9 6 1,8 # 95 60 13 7
1º +5 5 3 1,5 0,6 20 12 2 1
+15 3 2 1 0,3 15 8 1,5 0,7
+40 1,5 0,5 0,3 0,1 5 3 1,0 0,5
# indicates “Value greater than zero but not significant or applicable”.
6.1.2.4 Further requirements for coefficient of retroreflection R' of retroreflective surfaces
The minimum coefficient of retroreflection R' for the retroreflective surfaces of Category A traffic cones
or traffic cylinders when measured in accordance with 7.3.2 shall conform to Table 5.
-1 -2
Table 5 — Minimum values for the Coefficient of Retroreflection R' (cd.lx .m )
Obsv. Class R3 Class R4
Angle α
White Yellow Red Blue White Yellow Red Blue
12' 60 55 15 10 220 185 40 24
20' 45 45 12 6 130 120 25 15
2º 2,5 1,8 0,6 0,5 2,5 2 0,6 0,4
6.1.2.5 Relative distribution of retroreflective performance (day and night visual conformity
for Category A Traffic cones and Traffic cylinders)
The retroreflective surface(s) of Category A traffic cones and traffic cylinders shall fall within the
"Required performance" area of Figure 1 when tested in accordance with 7.3.3.
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EN 13422:2004 (E)
130
120
110
100
90
80
2
70
60
50
40
1
30
20
10
0
0123456789 10
Brel
Key
1 Inadmissible Performance 2 Required Performance
Figure 1 — Relative distribution
6.1.2.6 Performance of retroreflective surfaces in wet conditions
Retroreflective surface(s) applied to either traffic cones or traffic cylinders shall be tested in
accordance with 7.7. The R' values determined shall comply with Table 6 as appropriate.
-1. -2
Table 6 — Coefficient of retroreflection R' in wet conditions (cd.lx m )
Performance Class Performance Level
WT 1 ≥ 70 % of the values in Table 4.A and 4.B, as appropriate
WT 0 No Performance Determined
NOTE Class "WT 0" is intended for traffic cones and cylinders where this requirement is not
relevant.
6.2 Physical performance
6.2.1 Stability of traffic cones
...
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