Makeni in context: Street-network sprawl trends

Makeni in context

34567<19751976–19901991–20052006–2020SNDi of street additions
34567<19751976–19901991–20052006–2020SNDi of entire street network
MakeniNorthern (Region)Sierra Leone (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Makeni plotted against Northern and Sierra Leone. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Makeni's incremental SNDi rose from 5.43 to 7.44 between 1991-2005 and 2006-2020. In terms of the aggregate network, Makeni ranked 5th out of 7 cities in Northern and 7th out of 12 in Sierra Leone as of 2020.

New Street Additions (2006–2020)

SNDi value
7.44
Rank in Sierra Leone
8th of 12
Rank in Northern
4th of 7

Entire Network (Aggregate)

SNDi value
4.68
Rank in Sierra Leone
7th of 12
Rank in Northern
5th of 7

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
MakeniLianshui CountySanshui

In new street additions, Makeni and Lianshui County both built increasingly disconnected streets over time, while Sanshui fluctuated in its street-construction patterns. For the full network, Makeni and Lianshui County both became progressively more disconnected, while Sanshui fluctuated in connectivity. Notably, Makeni had a more connected network than Sanshui in 1975 but the two have since reversed their relative ranking.