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Cofferdam (DSD_109)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: dsd_109.ttl

Name

cofferdam

Attribute

DSD Dam Structural Design Type

Definition

A structure/barrier constructed within, or in paris across, a river or body of water to exclude water from an area that is normally submerged to allow for a dry and safe working environment.

Description

Made commonly of wood, concrete or steel sheet piling, cofferdams are used to allow for the construction or repair on the foundation of permanent dams, bridges, and similar structures. When the project is completed, the cofferdam is usually removed.

Accepted

2020-6-10

Defined by

VMST

Allowed for

• BI020 Dam

RWOI terms naming it

• RWO_04610 Cofferdam
• RWO_05090 Coffer Dam

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.