Estimated road density is reported to be between 5.1 and 10 kilometers per 1000 square kilometers.
Himachal at present has the highest road density among all the hill states of India.
The road density is highest in the southwest, especially in the area around Colombo.
It is used to measure, for example, drainage density or road density.
Included for context and comparison are major road density of several developed economies.
The low road densities per 1000 people has created significant congestion and slow speeds on existing roads inside cities.
The road density has increased to 41.69 km per 100 square kilometre up March 2011, which is quite significant.
District Hamirpur has got the highest road density in the country.
The estimated road density is reported to be between 20.1 and 30 kilometers per 1000 square kilometers.
In terms of population, road density is about 0.52 kilometre per one thousand inhabitants.