Abstract
The Port and Airport Dept., Shikoku Regional Development Bureau conducted an improvement project through 2008 to 2017, and the shore protection facilities in Port of Muya counter against the tsunami caused by the Nankai Trough earthquake, cooperated with local government and private business operators.
In this project, among various restrictive conditions, it was not only to select a suitable ground improvement method but also to promote the modification of ground improvement equipment suitable for the site, to proactive application of developing new improve method as densified by injecting fluid sand, to secure the work space, arranged construction work schedule in line with the renewal of facilities at private business operators.
In this paper, the correspondingvarious cases are described.
