Bunda in context: Street-network sprawl trends

Bunda in context

22.42.83.23.6<19751976–19901991–20052006–2020SNDi of street additions
22.42.83.23.6<19751976–19901991–20052006–2020SNDi of entire street network
BundaMara (Region)Tanzania (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bunda plotted against Mara and Tanzania. The SNDi of new construction in Bunda peaked in 1991-2005, compared to Mara which peaked in 1991-2005 and Tanzania which was at its lowest in 1976-1990. Most recently, Bunda's incremental SNDi fell from 3.52 to 3.34 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bunda ranked 3rd out of 3 cities in Mara and 34th out of 45 in Tanzania as of 2020.

New Street Additions (2006–2020)

SNDi value
3.34
Rank in Tanzania
31st of 45
Rank in Mara
3rd of 3

Entire Network (Aggregate)

SNDi value
3.04
Rank in Tanzania
34th of 45
Rank in Mara
3rd of 3

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

What about similarly populated cities?

2468<19751976–19901991–20052006–2020SNDi of street additions
2468<19751976–19901991–20052006–2020SNDi of entire street network
BundaSakjuBokoro

In new street additions, Bunda and Bokoro both built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Sakju fluctuated in its street-construction patterns. Looking at the full network, Sakju and Bokoro both fluctuated in connectivity, while Bunda became progressively more disconnected. Notably, Bunda had a more sprawly network than Bokoro in 1975 but the two have since reversed their relative ranking.