Lomé in context: Street-network sprawl trends

Lome in context

22.42.83.2<19751976–19901991–20052006–2020SNDi of street additions
22.42.83.2<19751976–19901991–20052006–2020SNDi of entire street network
LomeMaritime (Region)Togo (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Lomé plotted against Maritime and Togo. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Lomé's incremental SNDi rose from 1.97 to 2.33 between 1991-2005 and 2006-2020. In terms of the aggregate network, Lomé ranked 3rd out of 6 cities in Maritime and 5th out of 17 in Togo as of 2020.

New Street Additions (2006–2020)

SNDi value
2.33
Rank in Togo
4th of 17
Rank in Maritime
3rd of 6

Entire Network (Aggregate)

SNDi value
2.13
Rank in Togo
5th of 17
Rank in Maritime
3rd of 6

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

What about similarly populated cities?

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
LomeDhanbadPhnom Penh

While Dhanbad and Phnom Penh both built increasingly disconnected streets over time, Lomé fluctuated in its street-construction patterns in new street additions. Looking at the full network, Dhanbad and Phnom Penh both became progressively more disconnected, while Lomé fluctuated in connectivity. Lomé and Phnom Penh have been growing further apart in their street-network character since 1975.