Mashi in context: Street-network sprawl trends

Mashi in context

1234<19751976–19901991–20052006–2020SNDi of street additions
1234<19751976–19901991–20052006–2020SNDi of entire street network
MashiKatsina (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Mashi plotted against Katsina and Nigeria. The SNDi of new construction in Mashi rose steadily, compared to Katsina which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Mashi's incremental SNDi rose from 2.01 to 4.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Mashi ranked 10th out of 15 cities in Katsina and 80th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
4.05
Rank in Nigeria
195th of 422
Rank in Katsina
15th of 15

Entire Network (Aggregate)

SNDi value
2.06
Rank in Nigeria
80th of 422
Rank in Katsina
10th of 15

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
MashiRivas-VaciamadridSan Jose

In new street additions, Mashi built increasingly disconnected streets over time, while Rivas-Vaciamadrid built increasingly connected streets over time and San Jose fluctuated in its street-construction patterns. For the full network, Mashi and San Jose both became progressively more disconnected, while Rivas-Vaciamadrid became progressively more connected. Mashi and Rivas-Vaciamadrid have been converging in their street-network character since 1975.