Gamboru in context: Street-network sprawl trends

Gamboru in context

1.82.73.64.5<19751976–19901991–20052006–2020SNDi of street additions
1.82.73.64.5<19751976–19901991–20052006–2020SNDi of entire street network
GamboruBorno (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Gamboru plotted against Borno and Nigeria. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Gamboru's incremental SNDi rose from 1.5 to 2.0 between 1991-2005 and 2006-2020. In terms of the aggregate network, Gamboru ranked 7th out of 16 cities in Borno and 42nd out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
2.0
Rank in Nigeria
50th of 422
Rank in Borno
4th of 16

Entire Network (Aggregate)

SNDi value
1.68
Rank in Nigeria
42nd of 422
Rank in Borno
7th of 16

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

What about similarly populated cities?

12345<19751976–19901991–20052006–2020SNDi of street additions
12345<19751976–19901991–20052006–2020SNDi of entire street network
GamboruBhimavaramKhmelnytskyi

In new street additions, Gamboru fluctuated in its street-construction patterns, while Bhimavaram built increasingly disconnected streets over time and Khmelnytskyi built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns. For the full network, Gamboru fluctuated in connectivity, while Bhimavaram became progressively more disconnected and Khmelnytskyi became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards. Gamboru and Bhimavaram have been growing further apart in their street-network character since 1975.