Data in table tells us the year-wise surfaced length of National and State highways by listing them under four categories on the basis of width- (below standard single lane, standard single lane, standard double lane, standard multi lane) from the year 2001 to 2012. It has been categorized as- (below standard single lane, Less than two lane, Two lane, Four Lane) for the years 2013-2015. Note: D...
Ministry of Statistics and Programme Implementation. Year-wise Length of National and State highways by width All India [Data set]. Dataful. https://dataful.in/datasets/694