Ramps in quarters “TRIRIS” INSEE

The INSEE is divided into large neighbourhoods of about 5000 inhabitants.
A TRIRIS is a grouping of IRIS (usually 3 IRIS).
TRIRIS was created in 1999 for the diffusion of sensitive variables.
the census for which IRIS appears insufficient to guarantee the
statistical confidentiality.

This cutting is used to disseminate sensitive information
issues
census (immigration,...) – only on Brest.

Thematic: Limits/Closings
Producer: Brest metropolis
Metadata sheet: https://applications002.brest-metropole.fr/VIPDU60/aspx/HTDU502.aspx?TYPE=FICHE&ID=LIM_ADM_QuartiersIris5000

Creator:
Type: polygons
Scale: 1000
Territory: City of Brest