1
Introduction
2 References
3 Installation of infrastructure and/or optical fibre cables inside
sewer ducts
3.1 Sewer assessment
3.2 Installation in
non-man-accessible sewers
3.3 Installation in
man-accessible sewers
3.4 Installation of
special armoured optical cable into the sewer ducts
4 Application of over-length
storage boxes and sewer splice closures
5 Connection between sewer
manholes and telecommunication manholes
5.1 Connections between
sewer optical cables and traditional cables
6 Guidelines for the selection of
the most appropriate installation method
7 Maintenance effects
7.1 Sewer integrity
7.2 Pressure washing and
finishing brush
7.3 Root saws
7.4 Slip lining
8 General guidelines for the
installation of self-supporting optical cable into the sewer ducts
9 Safety
Appendix I – Italian experience
I.1 General design of
the optical cable
I.2 Description of
optical cable structure
I.3 Main performance of
the optical cable
I.4 Others
characteristics of the optical cable
Appendix II – Chinese experience
II.1 General design of the
optical cable
II.2 Description of optical
cable structure
II.3 Main performance of
the optical cable
II.4 Other characteristics
of the optical cable
Bibliography