1 Scope
2 References
3 Definitions
3.1 Terms defined elsewhere
3.2 Terms defined in this Recommendation
4 Abbreviations and acronyms
5 Conventions
6 Concept/image of optical fibre cables for direct surface application
7 Characteristics of the optical fibres and cables
7.1 Optical fibre characteristics
7.2 Mechanical characteristics
7.3 Environmental conditions
7.4 Installation near high‑voltage power lines
8 Cable construction
8.1 Fibre coatings
8.2 Cable elements
8.3 Sheath
8.4 Armour
8.5 Identification of cable
8.6 Cable sealing
9 Test methods
9.1 Test methods for cable element
9.2 Test methods for mechanical characteristics of the cable
9.3 Test methods for environmental characteristics
Appendix I – Example cable for DSA
I.1 Products and experiences of Japan
I.2 Products and experiences in Italy
I.3 Products and experiences in USA
Bibliography