Explore details about location Sion Panvel Highway (Yashwantrao Chavan Marg). Sion Panvel Highway (Yashwantrao Chavan Marg) is a location situated within the Maharashtra alongside other areas such as Sardar Vallabhbhai Patel Marg (Sandhurst Road), Vaikunthlal Mheta Road, Brig Usman Marg (Erskine Road).