The Union Cabinet on Tuesday approved Phase-IB of the Lucknow Metro project with a corridor length of 11.165 km at a cost of Rs 5,801 crore, Railway Minister Ashwini Vaishnaw said.According to the government, on operationalisation of Phase-1B, Lucknow will have 34 km of active Metro rail network.The Cabinet meeting was chaired by Prime Minister Narendra Modi.In a statement, the government said that Phase-1B of the Lucknow Metro Rail Project represents a significant advancement in the city's infrastructure development, marking a major expansion of the Metro rail network in the state capital.The new corridor will introduce approximately 11.165 km of new Metro lines with 12 stations -- seven underground and five elevated -- improving public transportation in the oldest and the most densely-po