Indian Railways is gearing up to lay fifth and sixth lines on crucial High Density Network (HDN) corridors connecting Delhi, Howrah, Mumbai, and Chennai. This expansion aims to significantly boost passenger and freight train capacity on these vital routes, which currently handle a disproportionate amount of traffic, often exceeding line capacity. from India News | Latest India News Today & Real-time News from India, India Breaking News https://ift.tt/D8nNHOo