Primavera do Leste in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Primavera do Leste plotted against Mato Grosso and Brazil. The SNDi of new construction in Primavera do Leste peaked in 1976-1990, compared to Mato Grosso which followed a zig-zag trend with an overall increase and Brazil which followed a zig-zag trend with an overall increase. Most recently, Primavera do Leste's incremental SNDi fell from 1.78 to 1.67 between 1991-2005 and 2006-2020. In terms of the aggregate network, Primavera do Leste ranked 5th out of 9 cities in Mato Grosso and 68th out of 365 in Brazil as of 2020.

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

What about similarly populated cities?

• Vinces, Ecuador
• Djamaa, Algeria
• Kibombo, Democratic Republic of the Congo
• Ash Shuara, Egypt
• Ash Shallal, Sudan
• Salka, Nigeria

While Vinces and Ash Shuara both fluctuated in its street-construction patterns, Primavera do Leste built increasingly disconnected streets from 1975 through 1976-1990, then improved in new street additions. For the full network, Primavera do Leste grew more disconnected from 1975 through 1991-2005, then improved, while Vinces fluctuated in connectivity and Ash Shuara became progressively more disconnected. Primavera do Leste and Vinces have been growing further apart in their street-network character since 1975.