ISO 16311-2:2024

Maintenance and repair of concrete structures — Part 2: Assessment of existing concrete structures

This document describes general requirements and procedures for the assessment of concrete structures. The assessment can be initiated under the following circumstances, but not limited to: a) an anticipated change in use or extension of design service life; b) structural deterioration due to time-dependent actions such as corrosion of reinforcement, fatigue, etc.; c) safety and/or serviceability check (e.g. for earthquake and increased traffic actions) as required by authorities, insurance companies, owners, etc.; d) structural damage by accidental actions (see ISO 2394). This document does not cover — qualification of personnel; — contractual matters; — health and safety requirements for the protection of workers during the investigation and testing.

Entretien et réparation des structures en béton — Partie 2: Évaluation des structures en béton existantes

General Information

• Status: Published
• Publication Date: 20-Mar-2024
• ICS: 91.100.30 - Concrete and concrete products
• Technical Committee: ISO/TC 71/SC 7 - Maintenance and repair of concrete structures
• Drafting Committee: ISO/TC 71/SC 7/WG 2 - Condition Assessment, and Design & Execution of Repairs
• Current Stage: 6060 - International Standard published
• Start Date: 21-Mar-2024
• Due Date: 09-Jun-2025
• Completion Date: 21-Mar-2024

Relations

• Revises: ISO 16311-2:2014 - Maintenance and repair of concrete structures — Part 2: Assessment of existing concrete structures
• Effective Date: 23-Apr-2020

Standards Content (Sample)

International
Standard
ISO 16311-2
Second edition
Maintenance and repair of concrete
2024-03
structures —
Part 2:
Assessment of existing concrete
structures
Entretien et réparation des structures en béton —
Partie 2: Évaluation des structures en béton existantes
Reference number
ISO 16311-2:2024(en) © ISO 2024

---------------------- Page: 1 ----------------------
ISO 16311-2:2024(en)
COPYRIGHT PROTECTED DOCUMENT
© ISO 2024
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: [phone]
Email: [e-mail]
Website: www.iso.org
Published in Switzerland

© ISO 2024 – All rights reserved
ii

---------------------- Page: 2 ----------------------
ISO 16311-2:2024(en)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Framework of assessment . 3
4.1 General .3
4.2 Personnel .3
4.3 Objectives of assessment .4
4.4 Scenarios .5
4.5 Preliminary and detailed assessment .5
4.5.1 Levels of assessment .5
4.5.2 Preliminary assessment .6
4.5.3 Detailed assessment .7
4.6 Reporting results of assessment .8
4.7 Judgement and decision .8
4.8 Intervention .9
5 Site and laboratory investigation and data collection.
...

FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 16311-2
ISO/TC 71/SC 7
Maintenance and repair of concrete
Secretariat: KATS
structures —
Voting begins on:
2023-12-21
Part 2:
Voting terminates on:
Assessment of existing concrete
2024-02-15
structures
Entretien et réparation des structures en béton —
Partie 2: Évaluation des structures en béton existantes
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 SUPPOR TING
DOCUMENTATION.
IN ADDITION TO THEIR EVALUATION AS
Reference number
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 16311-2:2023(E)
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 1 ----------------------
ISO/FDIS 16311-2:2023(E)
FINAL
INTERNATIONAL ISO/FDIS
DRAFT
STANDARD 16311-2
ISO/TC 71/SC 7
Maintenance and repair of concrete
Secretariat: KATS
structures —
Voting begins on:
Part 2:
Voting terminates on:
Assessment of existing concrete
structures
Entretien et réparation des structures en béton —
Partie 2: Évaluation des structures en béton existantes
COPYRIGHT PROTECTED DOCUMENT
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may
be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on
the internet or an intranet, without prior written permission. Permission can be requested from either ISO at the address below
or ISO’s member body in the country of the requester.
RECIPIENTS OF THIS DRAFT ARE INVITED TO
ISO copyright office
SUBMIT, WITH THEIR COMMENTS, NOTIFICATION
OF ANY RELEVANT PATENT RIGHTS OF WHICH
CP 401 • Ch. de Blandonnet 8
THEY ARE AWARE AND TO PROVIDE SUPPOR TING
CH-1214 Vernier, Geneva
DOCUMENTATION.
Phone: [phone]
IN ADDITION TO THEIR EVALUATION AS
Reference number
Email: [e-mail]
BEING ACCEPTABLE FOR INDUSTRIAL, TECHNO-
ISO/FDIS 16311-2:2023(E)
Website: www.iso.org
LOGICAL, COMMERCIAL AND USER PURPOSES,
DRAFT INTERNATIONAL STANDARDS MAY ON
Published in Switzerland
OCCASION HAVE TO BE CONSIDERED IN THE
LIGHT OF THEIR POTENTIAL TO BECOME STAN-
DARDS TO WHICH REFERENCE MAY BE MADE IN
ii
  © ISO 2023 – All rights reserved
NATIONAL REGULATIONS. © ISO 2023

---------------------- Page: 2 ----------------------
ISO/FDIS 16311-2:2023(E)
Contents Page
Foreword .iv
Introduction .v
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Framework of assessment .3
4.1 General . 3
4.2 Personnel . 3
4.3 Objectives of assessment . 4
4.4 Scenarios . 5
4.5 Preliminary and detailed assessment . 5
4.5.1 Levels of
...

ISO/FDIS 16311-2:2023(E)
Date: 2023-10-10
ISO /TC 71/SC 7/WG 2
Secretariat: KATS

Date: 2023-12-07
Maintenance and repair of concrete structures: —
Part 2:
Assessment of existing concrete structures
Élément introductif — Élément central — Élément complémentaire
Entretien et réparation des structures en béton —
Partie 2: Évaluation des structures en béton existantes
FDIS stage

---------------------- Page: 1 ----------------------
ISO/DISFDIS 16311-2:2023(E)
© ISO 2023
All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this
publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical,
including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can
be requested from either ISO at the address below or ISO’s member body in the country of the requester.
ISO copyright office
CP 401 • Ch. de Blandonnet 8
CH-1214 Vernier, Geneva
Phone: + 41 22 749 01 11
EmailE-mail: [e-mail]
Website: www.iso.orgwww.iso.org
Published in Switzerland
ii © ISO 2023 – All rights reserved
ii © ISO 2023 – All rights reserved

---------------------- Page: 2 ----------------------
ISO/DISFDIS 16311-2:2023(E)
Contents Page
Foreword . ix
Introduction . x
Part 2: Assessment of existing concrete structures . 1
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Framework of assessment . 4
4.1 General . 4
4.2 Personnel . 4
4.3 Objectives of assessment . 6
4.4 Scenarios. 7
4.5 Preliminary and detailed assessment . 7
4.5.1 Levels of assessment . 7
4.5.2 Preliminary assessment . 8
4.5.3 Detailed assessment . 9
4.6 Reporting results of assessment . 11
4.7 Judgement and decision . 11
4.8 Intervention . 11
5 Site and laboratory investigation and data collection . 11
5.1 General . 11
5.2 Planning and execution of inspection and data collection .
...