Source: DDR - Winter Driving Conditions

Winter driving conditions, provided by NDIC for the whole Czechia from regions maintained by ŘSD, pushed on occurrence, in a DDR format for winter driving conditions. Provided only in winter season.

General Parameters

Parameter Value
uri x-source:cz-ndic_ddr-winter
provider NDIC
status production 1, publication start: 2005-01-01
licence 2 Contract and Free of charge
subscription process Traffic Data Free Subscription


Parameter 2 Value
resource type data set
category Unexpected road events and conditions
detailed type  Poor road conditions Weather conditions affecting road surface and visibility
data set language cs


Parameter 2 Value
area CZ0
network Motorways Arterial road network Regional roads
transport modes car truck motorcycle bus

Access, used formats and protocols

Parameter Value
access / API
note Data portal od RSD for data subscription to a specific data sources.
status in operation (from 2021/07/01)

Formats and Protocols

Parameter Value
format DDR - Winter Driving Condition, uri:x-format:cz-ndic_ddr-winter-v3.2.5
protocol HTTP PUSH on Change occurrence, uri:x-protocol:cz-ndic_push-v1.1

Quality information

Parameter 2 Value
update frequency On occurrence
quality assesment internal control mechanism and cross validation

  1. Provided only in winter season, from 1/2022 backwards compatible enhancement of delivery protocol. 

  2. Classification corresponds to the Coordinated Metadata Catalogue CMC as defined by the EU-EIP project. 

  3. Extended profile specifies source content (in detail) with the focus on reusable patterns (profile choices), that are described in a methodology here (czech only).