Tegalglagah 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 Tegalglagah plotted against Jawa Tengah and Indonesia. The SNDi of new construction in Tegalglagah peaked in 1991-2005, compared to Jawa Tengah which rose steadily and Indonesia which rose steadily. Most recently, Tegalglagah's incremental SNDi fell from 4.84 to 4.56 between 1991-2005 and 2006-2020. In terms of the aggregate network, Tegalglagah ranked 20th out of 47 cities in Jawa Tengah and 135th out of 366 in Indonesia as of 2020.

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

What about similarly populated cities?

• Guangnan, China
• Taiping, China
• Suceava, Romania
• Gong, China
• Terrebonne, Canada
• Harqin Zuoyi, China

While Guangnan and Gong both built increasingly disconnected streets from 1975 through 1976-1990, then improved, Tegalglagah built increasingly disconnected streets from 1975 through 1991-2005, then improved in new street additions. For the full network, Tegalglagah became progressively more disconnected, while Guangnan grew more disconnected from 1975 through 1991-2005, then improved and Gong grew more disconnected from 1975 through 1976-1990, then improved. Tegalglagah and Guangnan have been converging in their street-network character since 1975.