Trends
2.58
SNDi (2020)280 km
Total street network1975–2020
Analysis periodDisconnectedness burden of street construction in Al-Gharaq
▸ Hover over bars to see values
The chart above shows, for each construction period in Al-Gharaq, 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 1976-1990 period contributed the greatest disconnectedness burden, with 90 km of street added at an SNDi of 2.79. Overall, the SNDi of new street additions followed a zig-zag trend with an overall increase.
Most recent snapshot
Taking into account the entire (i.e. aggregate) street network in Al-Gharaq as of 2020, the overall level of street-network sprawl is 2.58, which is relatively well-connected.
Trends in street network construction
The SNDis of street construction for the respective time periods are 2.59, 2.79, 2.24 and 2.64. Disconnectivity in street construction in Al-Gharaq 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 Al-Gharaq spans a total of 280 kilometers. The period with the greatest volume of street construction was 1976-1990. These roads have an SNDi of 2.79, which is relatively 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 2.59, 2.71, 2.56 and 2.58. Disconnectivity in Al-Gharaq's street network follows a zig-zag trend. In 1991-2005, the city was most disconnected; while it was most connected in 1976-1990.