It may go via Manamadurai instead of skipping divisional headquarters.
Few months before Shraddha Sethu & Rameswaram Humsafar used to go such a long Hauls between tiruchirappalli & manamadurai (150 km non stop run). At present TBM SCT used to such a long haul in this route between Karaikudi & Aruppukottai with a Technical Halt at Manamadurai.