Technical standards and commentaries for port and harbour facilities in Japan

(4) Access Bridges In setting the structure and cross-sectional dimensions of access bridges in the performance verifi cation of piled piers, it is necessary to appropriately consider the conditions of use of the concerned piers, in order that the piled pier can be safely and efficiently used. Also, in setting the structure and cross-sectional dimensions of access bridges in the performance verifi cation of piled piers, it is necessary to appropriately consider the amount of relative deformation between the main structure of the piled pier and the earth-retaining section, and also the allowable horizontal displacement of the access bridge.