Itacoatiara in context: Street-network sprawl trends

Itacoatiara in context

2345<19751976–19901991–20052006–2020SNDi of street additions
2345<19751976–19901991–20052006–2020SNDi of entire street network
ItacoatiaraAmazonas (Region)Brazil (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Itacoatiara plotted against Amazonas and Brazil. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Itacoatiara's incremental SNDi rose from 3.16 to 3.96 between 1991-2005 and 2006-2020. In terms of the aggregate network, Itacoatiara ranked 2nd out of 6 cities in Amazonas and 266th out of 365 in Brazil as of 2020.

New Street Additions (2006–2020)

SNDi value
3.96
Rank in Brazil
246th of 365
Rank in Amazonas
2nd of 6

Entire Network (Aggregate)

SNDi value
2.92
Rank in Brazil
266th of 365
Rank in Amazonas
2nd of 6

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

What about similarly populated cities?

23456<19751976–19901991–20052006–2020SNDi of street additions
23456<19751976–19901991–20052006–2020SNDi of entire street network
ItacoatiaraAmberKheragarh

In new street additions, Itacoatiara and Amber both fluctuated in its street-construction patterns, while Kheragarh built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns. For the full network, Itacoatiara became progressively more disconnected, while Amber fluctuated in connectivity and Kheragarh became progressively more connected. Itacoatiara and Kheragarh have been converging in their street-network character since 1975.