Bolander's challenge is to assure at least 100 tons of working capacity for each of 260 friction piles, four to a column ... to simultaneously drill and grout 3-inch Atlas Copco MAI SDA T76 ...

Micro piles are small diameter drilled and grouted friction steel piles that are bonded into the bearing soil or rock with gunite, a mixture of cement, sand, and water applied through a pressure hose ...

To provide the lateral support for the sinkhole walls, Gauteng Piling had to install 40 micro piles, placed at a depth of 6 m. Micro pilesare small diameter drilled and grouted friction steel ...

The piles will be inserted into pre-drilled holes 182 metres below the sea bed and then grout will be pumped into these sockets to secure the platform to the seabed.” In a world awash with ...