Buni Yadi in context: Street-network sprawl trends

The chart above shows SNDi trends for new street additions (left panel) and the entire network (right panel), with Buni Yadi plotted against Yobe and Nigeria. The SNDi of new construction in Buni Yadi was at its lowest in 1991-2005, compared to Yobe which followed a zig-zag trend with an overall increase and Nigeria which followed a zig-zag trend with an overall increase. Most recently, Buni Yadi's incremental SNDi rose from 3.67 to 4.8 between 1991-2005 and 2006-2020. In terms of the aggregate network, Buni Yadi ranked 7th out of 7 cities in Yobe and 346th out of 422 in Nigeria as of 2020.

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

What about similarly populated cities?

• Owode, Nigeria
• Remscheid, Germany
• Kertasari, Indonesia
• Flensburg, Germany
• Thengha, India
• Kandhla, India

In new street additions, Buni Yadi and Owode both built increasingly connected streets from 1975 through 1991-2005, then shifted to more disconnected patterns, while Flensburg built increasingly disconnected streets from 1975 through 1991-2005, then improved. For the full network, Buni Yadi became more connected from 1975 through 1976-1990, then grew more sprawly from 1976-1990 onwards, while Owode became more connected from 1975 through 1991-2005, then grew more sprawly from 1991-2005 onwards and Flensburg became progressively more disconnected.