The level of street-network sprawl in new development in Lualaba followed a zig-zag trend with an overall increase. To get a sense of how street development has changed in Lualaba, we can consider three of its most populous cities: Kolwezi, Fungurume and Kasaji. None of the most populous cities follow the same trend as the region. The level of street-network sprawl in new development in Kolwezi peaked in 1991-2005. The level of street-network sprawl in new development in Fungurume rose steadily. The level of street-network sprawl in new development in Kasaji rose steadily.

As of 2020, the city with the most disconnected street network in Lualaba is Kasaji with an SNDi of 3.78, which is relatively sprawly. Conversely, the most connected city is Dilolo with an SNDi of 1.65, which is very well-connected. See trends for these cities: Dilolo, Kasaji

The level of street-network sprawl in the aggregate network in Lualaba rose steadily. To get a sense of how the aggregate street network has changed in Lualaba, we can consider three of its most populous cities: Kolwezi, Fungurume and Kasaji. Out of the three cities, Kolwezi does not follow the same trend as the region. The level of street-network sprawl in the aggregate network in Kolwezi peaked in 1991-2005.