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A new project for DAT instruments: Lugeon tests in Riyadh Metro
One more case DAT instruments dataloggers, used in one of the most important projects in the Middle-East, The Riyadh Metro Project. The task consists of the six underground lanes of within the Saudi capital city.
“This project – as stated by the chief engineer of the DAT instruments partnered company in charge of the operation, an engineering consulting company that provides geological studies – consists of 85 stations across the 178 km of the entire underground. Line 1 (Blue line) 44 km will connect Olaya Street with Hayer Road across 39 stations. Line 2 (Green Line) of 22 km, will cross 14 stations to connect King Abdullah Road to King Fahad Stadium. Line 3 (Red Line) will start from Madina Al Munawra and finish at Rahman Al Alwal Road and it will be the longest metro run, with 45 km. Line 4 (Orange Line) will link King Khaled International Airport to the new Financial district. Line 5 (Yellow line) and Line 6 (Purple Line) will be respectively 26 and 30 km long”.
The construction of the tunnels and all the stations beneath the stratum level has required a geological study focused on soil permeability. The DAT instruments partnered consulting company is, in facts, the local member in charge of the test, undertaking double packer tests combined using DAT instruments Lugeon/Lefranc Test datalogger, the JET DSP 100 / IR (http://www.datinstruments.com/
The JET DSP 100 / IR, also available for cement injections application (http://www.datinstruments.com/
All data are stored in the datalogger internal memory and are elaborated with DAT instruments JET S 104 Software.