Edited sentence: 84 Cr, under the Station Area Traffic Improvement Scheme (SATIS).Another skywalk linking the East-West parts of Kalyan is now under development.Given the earlier traffic and geographical system, it has been the most challenging skywalk project so far, and is the most expensive skywalk in Mumbai.Skywalks: To ease traffic around the station area, MMRDA has constructed a 1.4 km long Skywalk, at the cost of a whopping Rs