Tarzoho in context: Street-network sprawl trends

Tarzoho in context

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

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Tarzoho plotted against Benue and Nigeria. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Tarzoho's incremental SNDi rose from 0.75 to 1.42 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tarzoho ranked 1st out of 13 cities in Benue and 14th out of 422 in Nigeria as of 2020.

New Street Additions (2006–2020)

SNDi value
1.42
Rank in Nigeria
18th of 422
Rank in Benue
1st of 13

Entire Network (Aggregate)

SNDi value
1.23
Rank in Nigeria
14th of 422
Rank in Benue
1st of 13

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

What about similarly populated cities?

0246<19751976–19901991–20052006–2020SNDi of street additions
0246<19751976–19901991–20052006–2020SNDi of entire street network
TarzohoLiraMamuju

In new street additions, Tarzoho fluctuated in its street-construction patterns, while Lira built increasingly disconnected streets over time and Mamuju built increasingly disconnected streets from 1975 through 1991-2005, then improved. Looking at the full network, Lira and Mamuju both became progressively more disconnected, while Tarzoho fluctuated in connectivity.