Dunfermline in context: Street-network sprawl trends

Dunfermline in context

33.64.24.8<19751976–19901991–20052006–2020SNDi of street additions
33.64.24.8<19751976–19901991–20052006–2020SNDi of entire street network
DunfermlineScotland (Region)United Kingdom (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dunfermline plotted against Scotland and United Kingdom. The SNDi of new construction in Dunfermline peaked in 1976-1990, compared to Scotland which peaked in 1991-2005 and United Kingdom which peaked in 1991-2005. Most recently, Dunfermline's incremental SNDi fell from 3.59 to 2.78 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dunfermline ranked 5th out of 11 cities in Scotland and 30th out of 143 in United Kingdom as of 2020.

New Street Additions (2006–2020)

SNDi value
2.78
Rank in United Kingdom
11th of 143
Rank in Scotland
2nd of 11

Entire Network (Aggregate)

SNDi value
3.14
Rank in United Kingdom
30th of 143
Rank in Scotland
5th of 11

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

What about similarly populated cities?

345678<19751976–19901991–20052006–2020SNDi of street additions
345678<19751976–19901991–20052006–2020SNDi of entire street network
DunfermlineShahrinavWatsonville

In new street additions, Dunfermline built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Shahrinav fluctuated in its street-construction patterns and Watsonville built increasingly disconnected streets from 1975 through 1991-2005, then improved. Looking at the full network, Shahrinav and Watsonville both became progressively more disconnected, while Dunfermline grew more disconnected from 1975 through 1991-2005, then improved. Dunfermline and Watsonville have been growing further apart in their street-network character since 1975.