DIFF Subgroup
E04C 3/38 Arched girders or portal frames (straight girders able to be bent E04C3/02; inflatable E04H15/20)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Arched girders or portal frames
CPC: Arched girders or portal frames (straight girders able to be bent E04C3/02; inflatable E04H15/20)
Full Title
Full titles differ between systems:
IPC:
Structural elongated elements designed for load-supporting > Arched girders or portal frames
CPC:
Structural elongated elements designed for load-supporting (as building aids E04G) > Arched girders or portal frames (straight girders able to be bent E04C3/02; inflatable E04H15/20)
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
4 shared codes have differing titles between IPC and CPC.
Child Classifications
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- E04C 3/42 of wood, e.g. units for rafter roofs (E04C3/46 takes precedence) IPC+CPC Available in IPC and CPC
- E04C 3/44 of concrete or other stone-like material, e.g. with reinforcements or tensioning members (E04C3/46 takes precedence) IPC+CPC Available in IPC and CPC
- E04C 3/46 of materials not covered by groups E04C3/40 - E04C3/44; of a combination of two or more materials IPC+CPC Available in IPC and CPC