Bariadi in context: Street-network sprawl trends

Bariadi in context

22.533.5<19751976–19901991–20052006–2020SNDi of street additions
22.533.5<19751976–19901991–20052006–2020SNDi of entire street network
BariadiSimiyu (Region)Tanzania (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bariadi plotted against Simiyu and Tanzania. While Simiyu and Tanzania both was at its lowest in 1976-1990, Bariadi's new street additions was at its lowest in 1976-1990. Most recently, Bariadi's incremental SNDi rose from 1.73 to 2.03 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bariadi ranked 1st out of 1 cities in Simiyu and 8th out of 45 in Tanzania as of 2020.

New Street Additions (2006–2020)

SNDi value
2.03
Rank in Tanzania
8th of 45
Rank in Simiyu
1st of 1

Entire Network (Aggregate)

SNDi value
1.92
Rank in Tanzania
8th of 45
Rank in Simiyu
1st of 1

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

What about similarly populated cities?

1.82.433.6<19751976–19901991–20052006–2020SNDi of street additions
1.82.433.6<19751976–19901991–20052006–2020SNDi of entire street network
BariadiGugangDjulu

In new street additions, Bariadi built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Gugang built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns and Djulu fluctuated in its street-construction patterns. For the full network, Bariadi became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards, while Gugang became progressively more connected and Djulu fluctuated in connectivity. Bariadi and Gugang have been converging in their street-network character since 1975.