I am designing drilled shafts socketed into natural gypsum rock. The entire shafts shall be constructed in salt water environment. Has anyone know what is the possibility of a chemical interaction occurring between the sulphate and the shaft concrete? Does Cement Type V would provide enough...
I have a soil formation consisting of very soft clay overlain by a salt crust with a thickness of about 3 meters. The ground water table is, more or less, above the salt crust surface. I am considering several deep-foundation systems to transfer the load to a more competent soil. One of the...
I am planning to excavate a road to access a certain facility, which is about 20 meters higher than lowest elevation of road. The road is to be excavated in a limestone formation right at the border with another property. This formation has several vertical and horizontal joints. The use of a...
CFA is a very cost effective deep foundation system. Construction of this system is much quicker than the other systems. However, it requires very careful quality control. The drilling rigs should be equipped with special device to monitor the volume and pressure of the concrete or grout. It...
