Bielsko-Biała in context: Street-network sprawl trends

Bielsko-Biala in context

2.43.244.8<19751976–19901991–20052006–2020SNDi of street additions
2.43.244.8<19751976–19901991–20052006–2020SNDi of entire street network
Bielsko-BialaSlaskie (Region)Poland (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bielsko-Biała plotted against Śląskie and Poland. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Bielsko-Biała's incremental SNDi rose from 3.58 to 4.4 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bielsko-Biała ranked 5th out of 8 cities in Śląskie and 54th out of 63 in Poland as of 2020.

New Street Additions (2006–2020)

SNDi value
4.4
Rank in Poland
56th of 63
Rank in Śląskie
7th of 8

Entire Network (Aggregate)

SNDi value
2.77
Rank in Poland
54th of 63
Rank in Śląskie
5th of 8

Rankings go from most connected to most disconnected — rank 1 is the most connected.

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
Bielsko-BialaYuanpingJiutai

In new street additions, Bielsko-Biała built increasingly disconnected streets over time, while Yuanping built increasingly disconnected streets from 1975 through 1976-1990, then improved and Jiutai built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Bielsko-Biała and Jiutai both became progressively more disconnected, while Yuanping grew more disconnected from 1975 through 1991-2005, then improved.