EN ISO 22476-1:2023
(Main)Geotechnical investigation and testing - Field testing - Part 1: Electrical cone and piezocone penetration test (ISO 22476-1:2022)
Geotechnical investigation and testing - Field testing - Part 1: Electrical cone and piezocone penetration test (ISO 22476-1:2022)
This document establishes equipment, procedural and reporting requirements and recommendations on cone and piezocone penetration tests.
NOTE This document fulfils the requirements for cone and piezocone penetration tests as part of geotechnical investigation and testing according to the EN 1997 series.
This document specifies the following features:
a) type of cone penetration test;
b) cone penetrometer class according to Table 2;
c) test categories according to Table 3;
d) penetration length or penetration depth;
e) elevation of the ground surface or the underwater ground surface at the location of the cone penetration test with reference to a datum;
f) location of the cone penetration test relative to a reproducible fixed location reference point;
g) pore pressure dissipation tests.
This document covers onshore and nearshore cone penetration test (CPT). For requirements for offshore CPT, see ISO 19901-8.
Geotechnische Erkundung und Untersuchung - Felduntersuchungen - Teil 1: Drucksondierungen mit elektrischen Messwertaufnehmern und Messeinrichtungen für den Porenwasserdruck (ISO 22476-1:2022)
Dieses Dokument legt Anforderungen an die Ausrüstung, die Verfahren sowie für die Ergebnisdarstellung von Drucksondierungen mit Messwertaufnehmern und Messeinrichtungen für den Porenwasserdruck fest und gibt Empfehlungen hierfür.
ANMERKUNG Dieses Dokument erfüllt die Anforderungen für Drucksondierungen mit Messwertaufnehmern und Messeinrichtungen für den Porenwasserdruck als Teil von geotechnischen Untersuchungen und Versuchen nach der Normenreihe EN 1997.
Dieses Dokument legt die folgenden Aspekte fest:
a) Typ der Drucksondierung;
b) Klasse der Drucksondierspitze nach Tabelle 2;
c) Prüfkategorien nach Tabelle 3;
d) die erreichbare Sondierlänge oder Sondiertiefe;
e) die Höhe der Geländeoberfläche oder die Gewässergrundoberfläche am Ort der Drucksondierung mit Verweis auf eine Bezugshöhe;
f) die Lage der Drucksondierung mit Bezug zu einem reproduzierbaren örtlich festgelegten Lagebezugspunkt;
g) Porenwasserdruck-Dissipationsversuche.
Dieses Dokument behandelt Drucksondierungen (CPT) an Land und im Nearshore-Bereich. Für Anforderungen an CPT-Sondierungen in Offshore-Bereichen siehe ISO 19901 8.
Reconnaissance et essais géotechniques - Essais en place - Partie 1: Essais de pénétration au cône électrique et au piézocône (ISO 22476-1:2022)
Le présent document établit les exigences et les recommandations en matière d’appareillage, de modes opératoires et de compte rendu pour les essais de pénétration au cône et au piézocône
NOTE Le présent document traite des exigences relatives au cône et au piézocône dans le cadre de la reconnaissance et des essais géotechniques selon la série de normes EN 1997.
Ce document spécifie les caractéristiques suivantes:
a) type d’essai de pénétration au cône;
b) classe de pointe pénétrométrique selon le Tableau 2;
c) catégories d’essai selon le Tableau 3;
d) longueur ou profondeur de pénétration;
e) la cote altimétrique de la surface du sol ou la cote de la surface de la nappe à l’emplacement de l’essai de pénétration au cône par rapport à un repère précisé;
f) l’emplacement de l’essai de pénétration au cône par rapport à un point de référence fixe reproductible;
g) les essais de dissipation de la pression interstitielle.
Ce document couvre les essais de pénétration au cône (CPT) en milieu terrestre et en milieu côtier. Pour les exigences relatives aux essais CPT en mer, voir l’ISO 19901-8.
Geotehnično preiskovanje in preskušanje - Preskušanje na terenu - 1. del: Konusni penetracijski preizkus z ali brez merjenja pornih tlakov (ISO 22476-1:2022)
Ta dokument podaja zahteve in priporočila glede opreme, postopkov in poročanja o izvajanju preskusov penetracije s stožcem in piezostožcem.
OPOMBA: Ta dokument izpolnjuje zahteve za preskuse penetracije s stožcem in piezostožcem v okviru geotehničnega preiskovanja in preskušanja v skladu s skupino standardov EN 1997.
Ta dokument določa naslednje elemente:
a) vrsto penetracijskega preskusa z električnim stožcem (CPT);
b) razred penetrometra z električnim stožcem v skladu s tabelo 2;
c) kategorije preskusa v skladu s tabelo 3;
d) dolžino ali globino penetracije;
e) nadmorsko višino talne površine ali podvodne talne površine na mestu penetracijskega preskusa s stožcem z referenčno ravnino;
f) mesto penetracijskega preskusa s stožcem glede na ponovljivo nepremično referenčno točko mesta;
g) preskuse odvajanja pornega tlaka.
Ta dokument zajema penetracijski preskus s stožcem na kopnem ali v bližini kopnega. Za zahteve glede penetracijskega preskusa s stožcem na morju glej standard ISO 19901-8.
General Information
Relations
Standards Content (Sample)
SLOVENSKI STANDARD
01-maj-2023
Nadomešča:
SIST EN ISO 22476-1:2013
SIST EN ISO 22476-1:2013/AC:2013
Geotehnično preiskovanje in preskušanje - Preskušanje na terenu - 1. del:
Konusni penetracijski preizkus z ali brez merjenja pornih tlakov (ISO 22476-1:2022)
Geotechnical investigation and testing - Field testing - Part 1: Electrical cone and
piezocone penetration test (ISO 22476-1:2022)
Geotechnische Erkundung und Untersuchung - Felduntersuchungen - Teil 1:
Drucksondierungen mit elektrischen Messwertaufnehmern und Messeinrichtungen für
den Porenwasserdruck (ISO 22476-1:2022)
Reconnaissance et essais géotechniques - Essais en place - Partie 1: Essais de
pénétration au cône électrique et au piézocône (ISO 22476-1:2022)
Ta slovenski standard je istoveten z: EN ISO 22476-1:2023
ICS:
93.020 Zemeljska dela. Izkopavanja. Earthworks. Excavations.
Gradnja temeljev. Dela pod Foundation construction.
zemljo Underground works
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN ISO 22476-1
EUROPEAN STANDARD
NORME EUROPÉENNE
January 2023
EUROPÄISCHE NORM
ICS 93.020 Supersedes EN ISO 22476-1:2012, EN ISO 22476-
1:2012/AC:2013
English Version
Geotechnical investigation and testing - Field testing - Part
1: Electrical cone and piezocone penetration test (ISO
22476-1:2022)
Reconnaissance et essais géotechniques - Essais en Geotechnische Erkundung und Untersuchung -
place - Partie 1: Essais de pénétration au cône Felduntersuchungen - Teil 1: Drucksondierungen mit
électrique et au piézocône (ISO 22476-1:2022) elektrischen Messwertaufnehmern und
Messeinrichtungen für den Porenwasserdruck (ISO
22476-1:2022)
This European Standard was approved by CEN on 30 September 2022.
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 CEN-CENELEC Management Centre 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 CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2023 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN ISO 22476-1:2023 E
worldwide for CEN national Members.
Contents Page
European foreword . 3
European foreword
This document (EN ISO 22476-1:2023) has been prepared by Technical Committee ISO/TC 182
"Geotechnics" in collaboration with Technical Committee CEN/TC 341 “Geotechnical Investigation and
Testing” the secretariat of which is held by BSI.
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 July 2023, and conflicting national standards shall be
withdrawn at the latest by July 2023.
Attention is drawn to the possibility that some of the elements of this document may be the subject of
patent rights. CEN shall not be held responsible for identifying any or all such patent rights.
This document supersedes EN ISO 22476-1:2012, EN ISO 22476-1:2012/AC:2013.
Any feedback and questions on this document should be directed to the users’ national standards
body/national committee. A complete listing of these bodies can be found on the CEN website.
According to the CEN-CENELEC Internal Regulations, the national standards organizations of the
following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria,
Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland,
Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Republic of
North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and the
United Kingdom.
Endorsement notice
The text of ISO 22476-1:2022 has been approved by CEN as EN ISO 22476-1:2023 without any
modification.
INTERNATIONAL ISO
STANDARD 22476-1
Second edition
2022-12
Geotechnical investigation and
testing — Field testing —
Part 1:
Electrical cone and piezocone
penetration test
Reconnaissance et essais géotechniques — Essais en place —
Partie 1: Essais de pénétration au cône électrique et au piézocône
Reference number
ISO 22476-1:2022(E)
ISO 22476-1:2022(E)
© ISO 2022
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
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Published in Switzerland
ii
ISO 22476-1:2022(E)
Contents Page
Foreword .v
Introduction . vi
1 Scope . 1
2 Normative references . 1
3 Terms, definitions and symbols . 1
3.1 Terms and definitions . 2
3.2 Symbols . 8
4 Equipment .11
4.1 General . 11
4.1.1 Tolerances . 11
4.1.2 Gaps and soil seals . 11
4.2 Cone penetrometer . 11
4.3 Surface roughness and hardness . 11
4.4 Cone .12
4.5 Friction sleeve . 13
4.6 Filter element . 14
4.6.1 General filter location . 14
4.6.2 Pore pressure u . 14
4.6.3 Pore pressure u . 15
4.6.4 Pore pressure u . 15
4.7 Pushrods . 15
4.8 Measuring system . 15
4.8.1 Accuracy . 15
4.8.2 Sensors for cone resistance and sleeve friction. 16
4.8.3 Sensor for pore pressure . 16
4.8.4 Sensor for inclination . 16
4.8.5 Sensor for temperature . 16
4.8.6 Measuring of penetration length . 16
4.8.7 Raw data . 16
4.9 Thrust machine . 17
5 Test procedures .17
5.1 Selection of equipment, procedures and evaluation of results . 17
5.1.1 General . 17
5.1.2 Calibration and verification requirements . 17
5.1.3 Cone penetrometer class conformity assessment . 18
5.2 Position and verticality of thrust machine . 20
5.3 Preparation of the test . 20
5.4 Pushing of the cone penetrometer . 21
5.5 Use of friction-reducing techniques. 21
5.6 Frequency of test data recording . 21
5.7 Registration of penetration length . 21
5.8 Pore pressure dissipation test (PPDT). 22
5.9 Test completion .
...
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