Tabaco 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 Tabaco plotted against Albay and Philippines. While Albay and Philippines both rose steadily, Tabaco's new street additions rose steadily. Most recently, Tabaco's incremental SNDi rose from 4.6 to 5.41 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tabaco ranked 2nd out of 3 cities in Albay and 49th out of 114 in Philippines as of 2020.

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

What about similarly populated cities?

• Gundo Meskel, Ethiopia
• Fort Collins, United States
• Kargilik, China
• Jimei, China
• San Nicolás de los Arroyos, Argentina
• Bacău, Romania

While Gundo Meskel and Jimei both built increasingly connected streets from 1975 through 1976-1990, then shifted to more disconnected patterns, Tabaco built increasingly disconnected streets over time in new street additions. Looking at the full network, Gundo Meskel and Jimei both became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Tabaco became progressively more disconnected. Tabaco and Gundo Meskel have been converging in their street-network character since 1975.