Kafanchan in context: Street-network sprawl trends

Kafanchan in context

2.433.64.2<19751976–19901991–20052006–2020SNDi of street additions
2.433.64.2<19751976–19901991–20052006–2020SNDi of entire street network
KafanchanKaduna (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Kafanchan plotted against Kaduna and Nigeria. The SNDi of new construction in Kafanchan rose steadily, compared to Kaduna which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Kafanchan's incremental SNDi rose from 3.34 to 3.49 between 1991-2005 and 2006-2020. In terms of the aggregate network, Kafanchan ranked 9th out of 11 cities in Kaduna and 175th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
3.49
Rank in Nigeria
145th of 422
Rank in Kaduna
7th of 11

Entire Network (Aggregate)

SNDi value
2.91
Rank in Nigeria
175th of 422
Rank in Kaduna
9th of 11

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

What about similarly populated cities?

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
KafanchanQionghaiSuryapet

In new street additions, Kafanchan and Suryapet both built increasingly disconnected streets over time, while Qionghai fluctuated in its street-construction patterns. For the full network, Kafanchan and Suryapet both became progressively more disconnected, while Qionghai fluctuated in connectivity. Kafanchan and Qionghai have been converging in their street-network character since 1975.