Jinhae-gu in context: Street-network sprawl trends

Jinhae-gu in context

1.62.43.24<19751976–19901991–20052006–2020SNDi of street additions
1.62.43.24<19751976–19901991–20052006–2020SNDi of entire street network
Jinhae-guGyeongsangnam-do (Region)South Korea (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Jinhae-gu plotted against Gyeongsangnam-do and South Korea. All three follow the same trend in new construction, suggesting a shared regional pattern of development. Most recently, Jinhae-gu's incremental SNDi rose from 2.16 to 4.12 between 1991-2005 and 2006-2020. In terms of the aggregate network, Jinhae-gu ranked 5th out of 10 cities in Gyeongsangnam-do and 27th out of 49 in South Korea as of 2020.

New Street Additions (2006–2020)

SNDi value
4.12
Rank in South Korea
48th of 49
Rank in Gyeongsangnam-do
10th of 10

Entire Network (Aggregate)

SNDi value
1.92
Rank in South Korea
27th of 49
Rank in Gyeongsangnam-do
5th of 10

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

What about similarly populated cities?

246810<19751976–19901991–20052006–2020SNDi of street additions
246810<19751976–19901991–20052006–2020SNDi of entire street network
Jinhae-guRamanagaraXiping

In new street additions, Jinhae-gu and Xiping both fluctuated in its street-construction patterns, while Ramanagara built increasingly disconnected streets over time. For the full network, Jinhae-gu and Ramanagara both became progressively more disconnected, while Xiping fluctuated in connectivity.