Trends

2.56

SNDi (2020)

370 km

Total street network

1975–2020

Analysis period

Disconnectedness burden of street construction in Bandar-e Mahshahr

▸ Hover over bars to see values

SNDi
0
0.8
1.6
2.4
3.2
<1975
1976–1990
1991–2005
2006–2020

The chart above shows, for each construction period in Bandar-e Mahshahr, the SNDi of new street additions (bar height) and the volume added (bar width), so that bar area reflects the total disconnectedness burden of that period's construction. The 1991-2005 period contributed the greatest disconnectedness burden, with 200 km of street added at an SNDi of 2.38. Overall, the SNDi of new street additions followed a zig-zag trend with an overall decrease.

Most recent snapshot

Taking into account the entire (i.e. aggregate) street network in Bandar-e Mahshahr as of 2020, the overall level of street-network sprawl is 2.56, which is relatively well-connected.

Trends in street network construction

The SNDis of street construction for the respective time periods are 2.77, 3.22, 2.38 and 2.53. Disconnectivity in street construction in Bandar-e Mahshahr follows a zig-zag trend. In 1991-2005, street construction was most disconnected, while construction was most connected in 1976-1990.

Quantity of street network construction

The street network in Bandar-e Mahshahr spans a total of 370 kilometers. It is dominated by roads constructed in 1991-2005. These roads have an SNDi of 2.38, which is well-connected.

Effect on the aggregate network

New construction in each period adds to the total stock of streets, but does not change streets that have already been built. Therefore, it has a limited effect on the street network as a whole. The SNDis of the aggregate street network in the respective time periods are 2.77, 2.86, 2.57 and 2.56. The aggregate street network in Bandar-e Mahshahr increased in disconnectivity initially,but the trend has turned around after 1990.