Sentani in context: Street-network sprawl trends

Sentani in context

4.55.46.37.2<19751976–19901991–20052006–2020SNDi of street additions
4.55.46.37.2<19751976–19901991–20052006–2020SNDi of entire street network
SentaniPapua (Region)Indonesia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sentani plotted against Papua and Indonesia. The SNDi of new construction in Sentani peaked in 1991-2005, compared to Papua which was at its lowest in 1991-2005 and Indonesia which rose steadily. Most recently, Sentani's incremental SNDi fell from 7.1 to 6.15 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sentani ranked 12th out of 15 cities in Papua and 341st out of 366 in Indonesia as of 2020.

New Street Additions (2006–2020)

SNDi value
6.15
Rank in Indonesia
249th of 366
Rank in Papua
9th of 15

Entire Network (Aggregate)

SNDi value
6.08
Rank in Indonesia
341st of 366
Rank in Papua
12th of 15

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

What about similarly populated cities?

246<19751976–19901991–20052006–2020SNDi of street additions
246<19751976–19901991–20052006–2020SNDi of entire street network
SentaniBijniHiriyur

In new street additions, Sentani built increasingly disconnected streets from 1975 through 1991-2005, then improved, while Bijni built increasingly disconnected streets from 1975 through 1976-1990, then improved and Hiriyur fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Sentani and Bijni have been growing further apart in their street-network character since 1975.