Blantyre in context: Street-network sprawl trends

Blantyre in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
BlantyreScotland (Region)United Kingdom (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Blantyre plotted against Scotland and United Kingdom. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Blantyre's incremental SNDi fell from 6.12 to 6.1 between 1991-2005 and 2006-2020. In terms of the aggregate network, Blantyre ranked 10th out of 11 cities in Scotland and 116th out of 143 in United Kingdom as of 2020.

New Street Additions (2006–2020)

SNDi value
6.1
Rank in United Kingdom
137th of 143
Rank in Scotland
11th of 11

Entire Network (Aggregate)

SNDi value
4.04
Rank in United Kingdom
116th of 143
Rank in Scotland
10th of 11

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
BlantyreTubaraoAsbury Park

In new street additions, Blantyre built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Tubarão built increasingly disconnected streets over time and Asbury Park fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend.