A quay is the required institution which connects a ship and land in order to discharge and ship a load and a person safely. About the structure of a quay, there are structure styles, such as a gravity formula, a Yaita style, and a pier formula, according to the use form of natural conditions and a port etc.
Model of Sheet Pile Type Quay Walls
With Sheet pile type quay walls , steel pipe Yaita etc. is driven in, the ground is stopped and the upper part is paved.Since there is no underwater work as the foundation in many cases, it is suitable for rapid work.
Model of Caisson Type Quay Walls(Gravity formula)
With Caisson type quay walls , caisson is installed on a foundation, sand is stuffed into inside, and the upper part is paved.Moreover, there is also a type which installs the caisson equipped with the function to erase a wave, and this makes the wave in a harbor quiet further.
Model of Pile Supported Wharves
With Pile Supported Wharves, a pier is established in the front of the wall in which the ground is generally stopped, and the upper part is paved.Since structure supports with a stake lightly compared with other types, it is suitable for the place where ground is soft.
