Dukku in context: Street-network sprawl trends
Dukku in context
The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Dukku plotted against Gombe and Nigeria. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Dukku's incremental SNDi rose from 2.51 to 3.05 between 1991-2005 and 2006-2020. In terms of the aggregate network, Dukku ranked 4th out of 8 cities in Gombe and 114th out of 422 in Nigeria as of 2020.
New Street Additions (2006–2020)
- SNDi value
- 3.05
- Rank in Nigeria
- 115th of 422
- Rank in Gombe
- 4th of 8
Entire Network (Aggregate)
- SNDi value
- 2.41
- Rank in Nigeria
- 114th of 422
- Rank in Gombe
- 4th of 8
Rankings go from most connected to most disconnected — rank 1 is the most connected.
What about similarly populated cities?
- Santo Antônio de Jesus, Brazil
- Mudkhed, India
- Jiajiang, China
- Marignane, France
- Narail, Bangladesh
- Juchitán, México
In new street additions, Dukku and Santo Antônio de Jesus both fluctuated in its street-construction patterns, while Marignane built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Dukku fluctuated in connectivity, while Santo Antônio de Jesus fluctuated in connectivity and Marignane became progressively more disconnected. Dukku and Santo Antônio de Jesus have been growing further apart in their street-network character since 1975.