Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
E02D 29/063

Tunnels submerged into, or built in, open water (construction or placing of caissons in general E02D23/00; joining caissons to each other under water, in general E02D25/00)

Introduced: January 1995

Title

Titles differ between systems:

IPC: Tunnels submerged into, or built in, open water

CPC: Tunnels submerged into, or built in, open water (construction or placing of caissons in general E02D23/00; joining caissons to each other under water, in general E02D25/00)

Full Title

Full titles differ between systems:

IPC:

Underground or underwater structures; Retaining walls > Tunnels submerged into, or built in, open water

CPC:

underground or underwater structures (underground tanks B65D88/76; hydraulic engineering, e.g. sealings or joints, E02B; underground garages E04H6/00; underground air-raid shelters E04H9/12; burial vaults E04H13/00); Retaining walls > Tunnels submerged into, or built in, open water (construction or placing of caissons in general E02D23/00; joining caissons to each other under water, in general E02D25/00)

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1995.

Child Classifications

Navigate with arrow keys, Enter to open

  • E02D 29/067 Floating tunnels; Submerged bridge-like tunnels, i.e. tunnels supported by piers or the like above the water-bed (pontoons or floating bridges E01D15/14) since 1995 IPC+CPC Available in IPC and CPC
  • E02D 29/07 Tunnels or shuttering therefor preconstructed as a whole or continuously made, and moved into place on the water-bed, e.g. into a preformed trench since 1995 IPC+CPC Available in IPC and CPC
  • E02D 29/073 Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench (caisson-type sections lowered onto the water-bed E02D29/077) since 1995 IPC+CPC Available in IPC and CPC
  • E02D 29/077 Tunnels at least partially built beneath the water-bed characterised by being made by methods involving disturbance thereof all along the location line, e.g. by cut-and-cover or caisson methods since 1995 IPC+CPC Available in IPC and CPC