oSIST prEN 13670:2007

SLOVENSKI STANDARD
01-maj-2007
Izvajanje betonskih konstrukcij
Execution of concrete structures
Ausführung von Tragwerken aus Beton
Exécution des structures en béton
Ta slovenski standard je istoveten z: prEN 13670
ICS:
91.080.40 Betonske konstrukcije Concrete structures
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.

EUROPEAN STANDARD
DRAFT
NORME EUROPÉENNE
EUROPÄISCHE NORM
February 2007
ICS 91.080.40 Will supersede ENV 13670-1:2000
English Version
Execution of concrete structures
Exécution des structures en béton Ausführung von Tragwerken aus Beton
This draft European Standard is submitted to CEN members for enquiry. It has been drawn up by the Technical Committee CEN/TC 104.
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 CEN Management Centre has the
same status as the official 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.
Recipients of this draft are invited to submit, with their comments, notification of any relevant patent rights of which they are aware and to
provide supporting documentation.
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
© 2007 CEN All rights of exploitation in any form and by any means reserved Ref. No. prEN 13670:2007: E
worldwide for CEN national Members.

Contents          Page
Foreword.5
Introduction .6
1 Scope .7
2 Normative references .7
3 Definitions .8
4 Execution management .11
4.1 Assumptions .11
4.2 Documentation.11
4.2.1 Execution specification.11
4.2.2 Quality Plan .12
4.2.3 Execution documentation.12
4.2.4 Special documentation .12
4.3 Quality Management.12
4.3.1 Execution classes.12
4.3.2 Inspection of materials and products.12
4.3.3 Inspection of execution.13
4.4 Action in the event of a non-conformity.14
5 Falsework and formwork .14
5.1 Basic requirements.14
5.2 Materials .15
5.2.1 General.15
5.2.2 Release agents.15
5.3 Design and installation of Falsework .15
5.4 Design and installation of Formwork.15
5.5 Special formwork.16
5.6 Inserts in formwork and embedded components .16
5.6.1 General.16
5.6.2 Making good of temporary recess and holes .16
5.7 Removal of formwork and falsework.16
6 Reinforcement.17
6.1 General.17
6.2 Materials .17
6.3 Bending, cutting, transport and storage of the reinforcement .17
6.4 Welding .18
6.5 Joints .18
6.6 Assembly and placing of the reinforcement.18
7 Prestressing .19
7.1 General.19
7.2 Materials for prestressing.19
7.2.1 Post-tensioning systems .19
7.2.2 Sheaths .19
7.2.3 Tensile elements.19
7.2.4 Anchorage elements and accessories .20
7.2.5 Tendon supports.20
7.2.6 Cement-based grout.20
7.2.7 Grease, wax or other products.20
7.3 Transport and storage.20
7.4 Installation of tendons .20
7.4.1 General.20
7.4.2 Pre-tensioned tendons.20
7.4.3 Post-tensioned bonded tendons .21
7.4.4 Internal and external unbonded tendons.21
7.5 Tensioning .21
7.5.1 General .21
7.5.2 Pre-tensioned tendons.21
7.5.3 Post-tensioned bonded tendons .21
7.5.4 Internal and external unbonded tendons.22
7.6 Protective measures (grouting, greasing) .22
7.6.1 General .22
7.6.2 Pre-tensioned tendons.22
7.6.3 Post-tensioned bonded tendons .22
7.6.4 Internal or external unbonded tendons.22
7.6.5 Grouting operations .22
7.6.6 Greasing operations.22
8 Concreting.23
8.1 Specification of concrete.23
8.2 Pre-concreting operations.23
8.3 Delivery, reception and site transport of fresh concrete .23
8.4 Placing and compaction .24
8.4.1 General .24
8.4.2 Lightweight Aggregate Concrete.24
8.4.3 Self Compacting Concrete.24
8.4.4 Sprayed concrete .24
8.4.5 Slipforming.24
8.4.6 Underwater concreting .25
8.5 Curing and protection.25
8.6 Post-concreting operations.26
8.7 Concreting of composite structures .26
8.8 Surface Finish.26
9 Execution with precast concrete elements.26
9.1 General .26
9.2 Factory produced precast elements.27
9.3 Site manufactured components.
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