ISO/TS 22726-1:2025

Technical
Specification
ISO/TS 22726-1
Second edition
Intelligent transport systems —
2025-11
Dynamic data and map database
specification for connected
and automated driving system
applications —
Part 1:
Architecture and logical data model
for harmonization of static map data
Systèmes de transport intelligents — Spécification de
données dynamiques et de bases de données cartographiques
pour les applications de système de conduite connectées et
automatisées —
Partie 1: Architecture et modèle logique de données pour
l'harmonisation des données cartographiques statiques
Reference number
© ISO 2025
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
Email: copyright@iso.org
Website: www.iso.org
Published in Switzerland
ii
Contents Page
Foreword .v
Introduction .vii
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Abbreviated terms and symbols . 3
5 Document structure and conformance . . 4
5.1 Document structure .4
5.2 Conformance .4
6 Architecture. 4
7 Logical data model of map data . 5
7.1 Overall data model of map data.5
7.2 Transportation package .6
8 MHAD package . 7
8.1 Configuration of MHAD package .7
8.2 Belt concept for roadway, intersection and lane .10
8.3 Relationship between road feature and road structures and equipment feature .11
8.4 MHAD class .11
9 MHADCommonProperty package .12
9.1 General . 12
9.2 GeneralCommonProperty package . 13
9.2.1 General . 13
9.2.2 Class definitions .14
9.3 CommonPhysicalCharacteristics package . 20
9.3.1 General . 20
9.3.2 Class definitions . 22
9.4 TrafficRegulation package . 36
9.4.1 Modelling policy of Traffic regulations . 36
9.4.2 General description .37
9.4.3 TrafficRegulation(Main) sub-package . 38
9.4.4 TimeCondition sub-package. 48
9.4.5 VehicleCondition sub-package .59
10 RoadBeltNetwork package .81
10.1 General . 81
10.2 RoadBeltNetworkFeature sub-package . 81
10.2.1 General . 81
10.2.2 Modelling policy of RoadBeltNetwork . 84
10.2.3 Modelling policy of Manoeuvre Path . 87
10.2.4 Class definitions . 88
10.3 RoadBeltFeatureProperty sub-package .114
10.3.1 General .114
10.3.2 Class definitions .116
10.4 RoadBeltSegmentProperty sub-package . 123
10.4.1 General . 123
10.4.2 Class definitions . 124
11 LaneBeltNetwork package .137
11.1 General . 137
11.2 LaneBeltNetworkFeature sub-package . 138
11.2.1 General .138
11.2.2 Modelling policy of the LaneBeltNetwork . 140

iii
11.2.3 Modelling policy of Manoeuvre Lane Path .141
11.2.4 Class definitions .142
11.3 LaneBeltFeatureProperty sub-package classes . 160
11.3.1 General . 160
11.3.2 Class definitions . 160
11.4 LaneBeltSegmentProperty sub-package . 164
11.4.1 General . 164
11.4.2 Class definitions . 166
12 RoadStructureAndEquipment package . .171
12.1 General description .171
12.1.1 Configuration of RoadStructureAndEquipment package .171
12.1.2 Position and geometry policy for the road structures and pieces of road
equipment features . 172
12.1.3 RoadStructureAndEquipment class . 173
12.2 RoadEquipment sub-package . 175
12.2.1 General description . . 175
12.2.2 RoadEquipmentFeature sub-package . 175
12.2.3 RoadEquipmentProperty sub-package . 201
12.3 RoadMarking sub-package .208
12.3.1 General description .
...