1
Scope
2 References
3 Definitions
4 Abbreviations and acronyms
5 Conventions
6 Maintenance of cable
tunnels
6.1 Inspection
6.2 Inspection
technologies
6.3 Countermeasures
Appendix I – Korean experience with maintenance of cable
tunnels
I.1 Typical
deteriorations
I.2 Frequency of
inspection
I.3 Typical inspection
items
I.4 Tunnel inspection
by GPR
Bibliography