2022IEC 60794-3-40:2022 Optical fibre cables - Part 3-40: Outdoor cables - Family specification for cables for storm and sanitary sewers
2008IEC 60794-3-40:2008 Optical fibre cables - Part 3-40: Outdoor optical fibre cables - Family specification for sewer cables and conduits for installation by blowing and/or pulling in non-man accessible storm and sanitary sewers