Bugama in context: Street-network sprawl trends

Bugama in context

36912<19751976–19901991–20052006–2020SNDi of street additions
36912<19751976–19901991–20052006–2020SNDi of entire street network
BugamaRivers (Region)Nigeria (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bugama plotted against Rivers and Nigeria. The SNDi of new construction in Bugama followed a zig-zag trend, compared to Rivers which rose steadily and Nigeria which followed a zig-zag trend with an overall increase. In terms of the aggregate network, Bugama ranked 27th out of 28 cities in Rivers and 419th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
N/A

Entire Network (Aggregate)

SNDi value
9.95
Rank in Nigeria
419th of 422
Rank in Rivers
27th of 28

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

What about similarly populated cities?

036912<19751976–19901991–20052006–2020SNDi of street additions
036912<19751976–19901991–20052006–2020SNDi of entire street network
BugamaTangheSaidpur

In new street additions, Bugama fluctuated in its street-construction patterns, while Tanghe built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Saidpur built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Bugama became progressively more disconnected, while Tanghe became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Saidpur grew more disconnected from 1975 through 1991-2005, then improved. Bugama and Tanghe have been growing further apart in their street-network character since 1975.