Comparisons
Chimbu vs. the other two most closely populated regions in Papua New Guinea: Southern Highlands and Morobe
Chimbu in context: Street-network sprawl of new development
The level of street-network sprawl in new development in Chimbu was at its lowest in 1991-2005. To get a sense of how street development has changed in Chimbu, we can consider two of its most populous cities: Kundiawa and Ganigle. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Kundiawa was at its lowest in 1976-1990. The level of street-network sprawl in new development in Ganigle peaked in 1991-2005.
How do development practices in Chimbu fare in comparison to others in Papua New Guinea? Most recently in 2006-2020, street construction in Chimbu was the 4th-most disconnected out of the 9 regions in Papua New Guinea. Its position in the ranks since 1975 has risen; relative to other regions in Papua New Guinea, street construction in Chimbu has become more disconnected. Chimbu ranked 8th in 1975, 5th in 1976-1990, 1st in 1991-2005 and 4th in 2006-2020.
Chimbu in context: Aggregate street-network sprawl
As of 2020, the city with the most disconnected street network in Chimbu is Kundiawa with an SNDi of 6.73, which is very sprawly. Conversely, the most connected city is Ganigle with an SNDi of 4.01, which is sprawly. See trends for these cities: Ganigle, Kundiawa
The level of street-network sprawl in the aggregate network in Chimbu was at its lowest in 1991-2005. To get a sense of how the aggregate street network has changed in Chimbu, we can consider two of its most populous cities: Kundiawa and Ganigle. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in the aggregate network in Kundiawa followed a zig-zag trend with an overall increase. The level of street-network sprawl in the aggregate network in Ganigle peaked in 1991-2005.
To date, Chimbu is the 7th-most disconnected out of the 9 regions in Papua New Guinea. Its position in the ranks since 1975 has risen; relative to other regions in Papua New Guinea, the street network in Chimbu has become more disconnected. Chimbu ranked 8th in 1975, 8th in 1976-1990, 8th in 1991-2005 and 7th in 2006-2020.