E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
E02D31/04—Watertight packings for use under hydraulic pressure
Puente, unidad de fundacion de hormigon premoldeado, una combinacion de estructura de fundacion de hormigon premoldeado y moldeado in situ que incorpora la unidad de fundacion de hormigon premoldeado y un procedimiento para construir dicha combinacion