Bagamoyo in context: Street-network sprawl trends

Bagamoyo in context

1.522.533.5<19751976–19901991–20052006–2020SNDi of street additions
1.522.533.5<19751976–19901991–20052006–2020SNDi of entire street network
BagamoyoPwani (Region)Tanzania (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Bagamoyo plotted against Pwani and Tanzania. The SNDi of new construction in Bagamoyo rose steadily, compared to Pwani which rose steadily and Tanzania which was at its lowest in 1976-1990. Most recently, Bagamoyo's incremental SNDi rose from 2.24 to 2.55 between 1991-2005 and 2006-2020. In terms of the aggregate network, Bagamoyo ranked 1st out of 2 cities in Pwani and 7th out of 45 in Tanzania as of 2020.

New Street Additions (2006–2020)

SNDi value
2.55
Rank in Tanzania
22nd of 45
Rank in Pwani
1st of 2

Entire Network (Aggregate)

SNDi value
1.91
Rank in Tanzania
7th of 45
Rank in Pwani
1st of 2

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
BagamoyoBeitar IlitYogomaia

In new street additions, Bagamoyo and Yogomaia both built increasingly disconnected streets over time, while Beitar Ilit built increasingly disconnected streets from 1975 through 1976-1990, then improved. For the full network, Bagamoyo and Yogomaia both became progressively more disconnected, while Beitar Ilit grew more disconnected from 1975 through 1976-1990, then improved. Bagamoyo and Yogomaia have been growing further apart in their street-network character since 1975.