Nzega in context: Street-network sprawl trends

Nzega in context

1.82.43<19751976–19901991–20052006–2020SNDi of street additions
1.82.43<19751976–19901991–20052006–2020SNDi of entire street network
NzegaTabora (Region)Tanzania (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Nzega plotted against Tabora and Tanzania. The SNDi of new construction in Nzega rose steadily, compared to Tabora which rose steadily and Tanzania which was at its lowest in 1976-1990. Most recently, Nzega's incremental SNDi rose from 2.0 to 2.58 between 1991-2005 and 2006-2020. In terms of the aggregate network, Nzega ranked 3rd out of 3 cities in Tabora and 19th out of 45 in Tanzania as of 2020.

New Street Additions (2006–2020)

SNDi value
2.58
Rank in Tanzania
24th of 45
Rank in Tabora
3rd of 3

Entire Network (Aggregate)

SNDi value
2.13
Rank in Tanzania
19th of 45
Rank in Tabora
3rd of 3

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
NzegaFort PierceBeitar Ilit

In new street additions, Nzega built increasingly disconnected streets over time, while Fort Pierce built increasingly disconnected streets from 1975 through 1991-2005, then improved and Beitar Ilit built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Nzega and Fort Pierce both became progressively more disconnected, while Beitar Ilit grew more disconnected from 1975 through 1976-1990, then improved. Nzega and Fort Pierce have been converging in their street-network character since 1975.