Dagahaley Refugee Camp in context: Street-network sprawl trends

Dagahaley Refugee Camp in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
Dagahaley Refugee CampGarissa (Region)Kenya (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dagahaley Refugee Camp plotted against Garissa and Kenya. The SNDi of new construction in Dagahaley Refugee Camp was at its lowest in 1976-1990, compared to Garissa which was at its lowest in 1991-2005 and Kenya which rose steadily. Most recently, Dagahaley Refugee Camp's incremental SNDi rose from 1.56 to 2.01 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dagahaley Refugee Camp ranked 3rd out of 6 cities in Garissa and 5th out of 45 in Kenya as of 2020.

New Street Additions (2006–2020)

SNDi value
2.01
Rank in Kenya
6th of 45
Rank in Garissa
3rd of 6

Entire Network (Aggregate)

SNDi value
1.69
Rank in Kenya
5th of 45
Rank in Garissa
3rd of 6

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
Dagahaley Refugee CampGreatwoodMalmesbury

In new street additions, Dagahaley Refugee Camp built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, while Greatwood built increasingly disconnected streets from 1975 through 1991-2005, then improved and Malmesbury fluctuated in its street-construction patterns. For the full network, Dagahaley Refugee Camp became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards, while Greatwood grew more disconnected from 1975 through 1991-2005, then improved and Malmesbury became progressively more disconnected. Dagahaley Refugee Camp and Greatwood have been growing further apart in their street-network character since 1975.