Skip to main content
idescat
ca
es
gencat
Statistical Institute of Catalonia
Data
Demographics and society
Population
Culture · Language
Education
Elections
Justice · Public order and safety
Health
Labour
Quality of life
Living conditions
Housing and dwellings
Household income and expenditure
Social protection
Economy
Main aggregates
Companies · Finances
Public sector finance
Foreign investment and trade
Prices
Research · Technology
Economic sectors
Agriculture · Livestock · Fisheries
Trade · Services
Construction
Industry · Energy
Transport
Tourism
Environment · Territory
Environment
Territory
Cross-cutting topics
Gender Equality Index
Sustainable Development Goals
Statistical information to track the impact of Covid-19
By geographical area
Provinces
Areas of the Territorial Plan
Tourism brands
Counties and Aran
Municipalities
Census tract groups
Population entities
Districts
Census tracts
Basic data
Basic indicators of Catalonia
European Union indicators
Territorial and demographic indicators
Statistical Yearbook of Catalonia
The municipality in figures
Statistics A–Z
•
Advance Release Calendar
•
News
•
Ongoing surveys
•
Open Data
•
Corrections
Services
Statistical information
Queries
Certificates
Library
Suggestions
Customer service charter
For the media
Press releases and queries
For the education sector
Visits to Idescat
Themed workshops
Competitions
For researchers
Confidential data
For developers
APIs
Visual
For the Statistical System of Catalonia
Training and activities
General
Venue rental
Payments
Methods
Classifications and codes
Statistical classifications
Territorial and entity codes
Quality tools
Advance Release Calendar
Policy for the dissemination of statistical results
Ongoing surveys
Corrections
Code of Practice
SIIE: Cerdà Platform & Qualitas
Customer service charter
Research and innovation
Journal SORT
Data Manifesto
The Institute
Statistical Institute of Catalonia (Idescat)
Introduction
Organisation
Annual report
Agreements
Data protection
Transparency
Contractor profile
Job vacancies
Contact
Statistical System of Catalonia (SEC)
Introduction
Governing Council
Legislation
Statistical Plan for Catalonia
Citizens and the official statistics
Register of statistical files
SEC Extranet
Search
Statistical classifications
CCAE-93 (ca)
Classes
4524 — Obres hidràuliques
Descendants
Code
Description
45240
Obres hidràuliques
Correspondence with
CCAE-93 REV.1 (ca)
Code
Description
4524
Obres hidràuliques