Bomadi in context: Street-network sprawl trends

Bomadi in context

46810<19751976–19901991–20052006–2020SNDi of street additions
46810<19751976–19901991–20052006–2020SNDi of entire street network
BomadiDelta (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bomadi plotted against Delta and Nigeria. The SNDi of new construction in Bomadi followed a zig-zag trend with an overall increase, compared to Delta which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Bomadi's incremental SNDi fell from 9.62 to 7.47 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bomadi ranked 19th out of 20 cities in Delta and 409th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
7.47
Rank in Nigeria
391st of 422
Rank in Delta
18th of 20

Entire Network (Aggregate)

SNDi value
7.07
Rank in Nigeria
409th of 422
Rank in Delta
19th of 20

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

What about similarly populated cities?

369<19751976–19901991–20052006–2020SNDi of street additions
369<19751976–19901991–20052006–2020SNDi of entire street network
BomadiGaolongMankapur

In new street additions, Bomadi and Gaolong both fluctuated in its street-construction patterns, while Mankapur fluctuated in its street-construction patterns. For the full network, Bomadi and Gaolong both became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Mankapur fluctuated in connectivity. Bomadi and Gaolong have been growing further apart in their street-network character since 1975.