Gamawa in context: Street-network sprawl trends

Gamawa in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gamawa plotted against Bauchi and Nigeria. While Bauchi and Nigeria both followed a zig-zag trend with an overall increase, Gamawa's new street additions followed a zig-zag trend with an overall increase. Most recently, Gamawa's incremental SNDi rose from 1.07 to 2.55 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gamawa ranked 1st out of 13 cities in Bauchi and 24th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
2.55
Rank in Nigeria
81st of 422
Rank in Bauchi
5th of 13

Entire Network (Aggregate)

SNDi value
1.39
Rank in Nigeria
24th of 422
Rank in Bauchi
1st of 13

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

What about similarly populated cities?

0.91.82.73.6<19751976–19901991–20052006–2020SNDi of street additions
0.91.82.73.6<19751976–19901991–20052006–2020SNDi of entire street network
GamawaDongshengEl Carmen

In new street additions, Gamawa and El Carmen both fluctuated in its street-construction patterns, while Dongsheng fluctuated in its street-construction patterns. For the full network, Gamawa and El Carmen both fluctuated in connectivity, while Dongsheng fluctuated in connectivity. Gamawa and Dongsheng have been growing further apart in their street-network character since 1975.