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On this page, you can select 「MainGroup」 or 「Facet」 in E21D. |
HB:Handbook | ||||
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Select the desired 「MainGroup」 or 「facet」 etc. |
CC:Concordance | ||||
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Applicable area: "1/00-23/26" Support systems of construction works, e.g. designing, execution, management [other than control] | ||||
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Applicable area: "1/00-23/26" Characterized by installing solar cells to civil engineering structures, buildings or ground | ||||
| Shafts | |||||
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Sinking shafts | HB | CC | 2D054 | |
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Raising shafts, i.e. working upwards from the bottom | HB | CC | 2D054 | |
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Lining shafts; Linings therefor (E21D 11/00 takes precedence) [3] | HB | CC | 2D054 | |
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Shaft equipment, e.g. timbering within the shaft | HB | CC | 2D054 | |
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Shafts not provided for in groups E21D 1/00-E21D 7/00 [8] | HB | CC | 2D054 | |
| Tunnels; Galleries; Large underground chambers; Linings therefor[3,6] | |||||
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Tunnels; Galleries; Large underground chambers; Linings therefor | HB | CC | 2D054 | |
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Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling (E21D 15/00-E21D 23/00 take precedence; specially for shafts E21D 5/00; lining pressure water galleries, linings therefor E02B 9/06) [2] | HB | CC | 2D155 | |
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Large underground chambers; Methods or apparatus for making them (lining E21D 11/00) [6] | HB | CC | 2D155 | |
| Working-face supports | |||||
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Props (in the building art E04G 25/00); Chocks | HB | CC | 2D155 | |
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Caps for supporting mine roofs | HB | CC | 2D155 | |
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Provisional protective covers for working space (E21D 9/06, E21D 23/00 take precedence) [3] | HB | CC | 2D155 | |
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Setting anchoring-bolts (anchoring bolts for shafts, tunnels or galleries E21D 21/00; means for anchoring structural elements or bulkheads specially adapted to foundation engineering E02D 5/74; dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose F16B 13/00) [5] | HB | CC | 2D006 | |
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Anchoring-bolts for roof, floor, or shaft-lining protection (dowels or other devices fastened in walls or the like by inserting them in holes made therein for that purpose F16B 13/00) [5] | HB | CC | 2D006 | |
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Mine roof supports for step-by-step movement, e.g. in combination with provisions for shifting of conveyors, mining machines or guides therefor (shifting of mine conveyors at the working face, per se) | HB | CC | 2D155 | |