The Green Line (Line 5) runs underground in a bored tunnel along King Abdulaziz Street, between King Abdul Aziz Historical Centre and the Riyadh Airbase, before connecting with King Abdullah Road. The length of the line is almost 13km and it features 11 stations, in addition to 2 transfer stations Excavation done by 2 x EPB TBM Herrenknecht, diameter 10 m
Synthetic polymer in liquid form for water based fluids to be employed in mechanised tunnelling and drilling Where to use Mapedrill M1 has a stabilising effect on mixed ground and/or very altered…
Synthetic polymer in liquid form for water based fluids to be employed in…
Synthetic polymer in liquid form for water based fluids to be employed in mechanised tunnelling and drilling Where to use Mapedrill M3 has a stabilising effect on mixed ground and/or very altered…
Synthetic polymer in liquid form for water based fluids to be employed in…
Liquid activator admixture used in extremely fluid backfill grouts systems, even with thigh water content, to be used in mechanized tunnelling with TBM
Liquid activator admixture used in extremely fluid backfill grouts systems,…
High performance liquid foaming agent, based on biodegradable anionic surfactants, in combination with a natural lubricating polymer, for ground conditioning in mechanized tunneling
High performance liquid foaming agent, based on biodegradable anionic…