Contract CC-24- Design and Construction of Tunnel by Shied TBM, Tunnels, Stations and Ramp by Cut & Cover method between Lajpat Nagar and Hazrat Nizamuddin stations. The project ins included in the Pink line- line 7- that runs from Mukundpur to Shiv Vihar.
Liquid foaming agent, based on biodegradable anionic surfactants, in combination with a lubricating polymer for ground conditioning in mechanized tunnelling
Liquid foaming agent, based on biodegradable anionic surfactants, in…