Caisson Foundation and How is it Used
A Caisson Foundation is principally a penetrable box with the top open. It's sunk into water to gain access to the bed of the sluice. It's generally made of wood, sword or concrete depending upon design demand.
Through this cuboid chamber, the workmen can make construction work at the bottom of water bodies without being hampered by the water. Consequently, this is substantially used to place foundations at swash beds.
Caissons are generally made on reinforcement first. Also, They're launched into the water body. The locker is also floated to the designated spot. Also they're sunk vertically to the bottom. After icing that the locker is leakproof, the water inside is pumped out to dry.
Types of Caisson Foundation
Box Caisson
This is the most basic type of caisson. It is made of timber, concrete or steel. It is built on shore and floated to the foundation location and sunk to the bottom. It is basically a box without the top.
Open Caisson
This type of caisson has neither the top nor the bottom. When made in a cylindrical shape, it looks like a well without top or bottom. It can be built in many shapes - vertical, over, or any other option.