Ratchaburi in context: Street-network sprawl trends

Ratchaburi in context

5678<19751976–19901991–20052006–2020SNDi of street additions
5678<19751976–19901991–20052006–2020SNDi of entire street network
RatchaburiThailand (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Ratchaburi plotted against Thailand. The SNDi of new construction in Ratchaburi peaked in 1976-1990, while Thailand rose steadily. Most recently, Ratchaburi's incremental SNDi fell from 5.58 to 5.38 between 1991-2005 and 2006-2020. In terms of the aggregate network, Ratchaburi ranked 31st out of 54 in Thailand as of 2020.

New Street Additions (2006–2020)

SNDi value
5.38
Rank in Thailand
7th of 54

Entire Network (Aggregate)

SNDi value
5.05
Rank in Thailand
31st of 54

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

What about similarly populated cities?

123456<19751976–19901991–20052006–2020SNDi of street additions
123456<19751976–19901991–20052006–2020SNDi of entire street network
RatchaburiTailandiaAsan-si

In new street additions, Ratchaburi and Tailândia both built increasingly disconnected streets from 1975 through 1976-1990, then improved, while Asan-si fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend.