Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them

Full Title

Underground or underwater structures; Retaining walls > Underground structures, e.g. tunnels or galleries, built in the open air or by methods involving disturbance of the ground surface all along the location line; Methods of making them

Classification Context

Section:

FIXED CONSTRUCTIONS

Class:

HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL-SHIFTING

Subclass:

FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES

Related Keywords

Child Classifications

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• E02D 29/05 at least part of the cross-section being constructed in an open excavation or from the ground surface, e.g. assembled in a trench