ITU-T L.39-2000 Investigation of the Soil Before Using Trenchless Techniques Series L: Construction Installation and Protection of Cables and Other Elements Of Outside Plant Study Group 6
ITU-T Recommendation L.39 was prepared by ITU-T Study Group 6 (1997-2000) and approved under the WTSC Resolution 1 procedure on 12 May 2000.
ITU-T L.39-2000 history
2000ITU-T L.39-2000 Investigation of the Soil Before Using Trenchless Techniques Series L: Construction Installation and Protection of Cables and Other Elements Of Outside Plant Study Group 6