IPC Main Group
E01D 21/00 Methods or apparatus specially adapted for erecting or assembling bridges
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- Subclass:
- BRIDGES
Related Keywords
CENTERING for bridgesFALSEWORK for bridges
3 direct subcodes
Child Classifications
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- E01D 21/06 by translational movement of the bridge or bridge sections
- E01D 21/08 by rotational movement of the bridge or bridge sections
- E01D 21/1 Cantilevered erection