Radom in context: Street-network sprawl trends

Radom in context

1.42.12.83.54.2<19751976–19901991–20052006–2020SNDi of street additions
1.42.12.83.54.2<19751976–19901991–20052006–2020SNDi of entire street network
RadomMazowieckie (Region)Poland (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Radom plotted against Mazowieckie and Poland. The SNDi of new construction in Radom peaked in 1991-2005, compared to Mazowieckie which rose steadily and Poland which rose steadily. Most recently, Radom's incremental SNDi fell from 2.83 to 2.78 between 1991-2005 and 2006-2020. In terms of the aggregate network, Radom ranked 1st out of 6 cities in Mazowieckie and 11th out of 63 in Poland as of 2020.

New Street Additions (2006–2020)

SNDi value
2.78
Rank in Poland
18th of 63
Rank in Mazowieckie
1st of 6

Entire Network (Aggregate)

SNDi value
1.96
Rank in Poland
11th of 63
Rank in Mazowieckie
1st of 6

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
RadomBetulPakaur

In new street additions, Radom built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Betul built increasingly disconnected streets over time and Pakaur fluctuated in its street-construction patterns. For the full network, Radom and Betul both became progressively more disconnected, while Pakaur became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Radom and Betul have been growing further apart in their street-network character since 1975.