Puerto Ayacucho 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 Puerto Ayacucho plotted against Amazonas and Venezuela. The SNDi of new construction in Puerto Ayacucho rose steadily, compared to Amazonas which rose steadily and Venezuela which followed a zig-zag trend with an overall increase. Most recently, Puerto Ayacucho's incremental SNDi rose from 4.59 to 6.53 between 1991-2005 and 2006-2020. In terms of the aggregate network, Puerto Ayacucho ranked 1st out of 1 cities in Amazonas and 43rd out of 70 in Venezuela as of 2020.

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

What about similarly populated cities?

• Changfeng, China
• Akçaabat, Turkey
• Huacho, Peru
• Musangala, Democratic Republic of the Congo
• Guanxian, China
• Gatineau, Canada

In new street additions, Puerto Ayacucho built increasingly disconnected streets over time, while Changfeng built increasingly disconnected streets from 1975 through 1976-1990, then improved and Musangala fluctuated in its street-construction patterns. For the full network, Puerto Ayacucho and Musangala both became progressively more disconnected, while Changfeng grew more disconnected from 1975 through 1976-1990, then improved. Puerto Ayacucho and Changfeng have been converging in their street-network character since 1975.