SCB carries out deep foundations.
A choice of pile diameter is proposed between Ø 600mm and 1200mm diameter.
Drilling is done using the technique of the bentonite mud.
Cores in weathered rock or hard.
Some references below:
Building Antsahavola R+11
Bridge at Mahintsy
Certified ISO 9001 : 2015 *Concrete plants & quarries are out of the area of certification.