 | | E02D | | Subclass index | | INVESTIGATING, IMPROVING OR PRESERVING FOUNDATION SOIL OR ROCK | 1/00, 3/00 | | STRUCTURAL ELEMENTS AND TECHNIQUES THEREFOR | | | Structural elements | 5/00 | | Placing; removing; placing and removing; accessories | 7/00; 9/00; 11/00; 13/00 | | HANDLING MATERIALS | 15/00 | | EXCAVATIONS, MAKING EMBANKMENTS | 17/00 | | KEEPING DRY FOUNDATION SITES | 19/00 | | CAISSONS | 23/00, 25/00 | | FOUNDATIONS AS SUBSTRUCTURES; UNDERGROUND OR UNDERWATER STRUCTURES, RETAINING WALLS | 27/00; 29/00 | | PROTECTING, TESTING, STRAIGHTENING, LIFTING, REPAIRING | 31/00 - 37/00 |
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