 | | 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 |
|
|
|   |