23,720 m of Jet Grout columns were manufactured under the existing foundations.

23,720 m of Jet Grout columns were manufactured under the existing foundations.
The scope of work includes the jet grouting works for Karadeniz Motorway Sarayköy tunnels and intermediate portals.
The scope of works includes the manufacturing of 51,000 m Ø800 mm diameter jet grout columns, 1800 m Ø800-1200 dia. bored cast in situ piles, 3600m temporary soil anchors and excavation of 55000 m3.
The project consists of manufacturing and driving of prefabricated 45cm x 45cm piles at the precast yard, execution of Æ1500mm, L=64m and, Æ2000mm, L=81m cast in-situ piles, installation of vertical drains, driving and extraction of sheet piles.
The scope includes the manufacturing of 15,797 m jet grout columns inside the subway tunnel.
The project consists of the design, procurement and construction of two 150m x 40 m temporary dry docks each having a depth of approx 9 metres.
The scope includes all procurement, construction, installation, testing and other works necessary to complete Ø600mm / Ø1000 mm bored cast in place concrete piling works for facilities at the Port area for the Sohar Aluminium Smelter Project.
The scope of work comprises the design and the construct of a shoring system, together with all related temporary works. The excavation extends to a depth of 18-19 m. below existing ground level.
In order to assess the ground and hydrological situation in vicinity of the Birecik Dam foundation an extensive site investigation program had to be performed.
STRABAG-GAMA-PHILIPP HOLZMANN
The subsoil investigation consists of; drilling a total of 12 nos. boreholes together with Standard Penetration Tests (SPT), excavation of 17 nos. Test Pits, 1 nos. of Infiltration Tests.