Impervious Layer

The impervious layer means any kind of artificial surfaces which obstruct the percolation of water.

Name

Type

Constraints

Definition

the_geom

POLYGON

X Y dimensions

Geometry

id_impervious

INTEGER

Primary Key

Unique Identifier

id_source

VARCHAR

not null

Identifier of the feature from the input datasource

type

VARCHAR

not null

Type of impervious areas

Type Column Values

List of all possible values for the type column:

  • government Area with government buildings.

  • entertainment_arts_culture Area dedicated to entertainment, arts and culture.

  • education Area dedicated to education.

  • military Area dedicated to military constructions.

  • industrial Area dedicated to industrial constructions.

  • commercial Area dedicated to commercial buildings.

  • healthcare Area dedicated to healthcare infrastructures.

  • transport Area dedicated to transport infrastructures.

  • building Area dedicated to any kind of buildings.

  • sport Area dedicated to sport infrastructures.

  • cemetery Area dedicated to cemetery.

  • religious Area dedicated to religious buildings.

  • power Area dedicated to power generation and distribution.

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