Sibu in context: Street-network sprawl trends

Sibu in context

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
SibuSarawak (Region)Malaysia (Country)

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Sibu plotted against Sarawak and Malaysia. While Sarawak and Malaysia both rose steadily, Sibu's new street additions rose steadily. Most recently, Sibu's incremental SNDi rose from 4.8 to 5.77 between 1991-2005 and 2006-2020. In terms of the aggregate network, Sibu ranked 1st out of 6 cities in Sarawak and 28th out of 43 in Malaysia as of 2020.

New Street Additions (2006–2020)

SNDi value
5.77
Rank in Malaysia
29th of 43
Rank in Sarawak
2nd of 6

Entire Network (Aggregate)

SNDi value
4.45
Rank in Malaysia
28th of 43
Rank in Sarawak
1st of 6

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

What about similarly populated cities?

3.64.55.46.3<19751976–19901991–20052006–2020SNDi of street additions
3.64.55.46.3<19751976–19901991–20052006–2020SNDi of entire street network
SibuLampangMerauke

In new street additions, Sibu and Lampang both built increasingly disconnected streets over time, while Merauke fluctuated in its street-construction patterns. For the full street network, though, all three cities follow the same trend. Sibu and Merauke have been converging in their street-network character since 1975.