From Pothanur police station to railway station, the UGD work will be held for 100 m distance so that the traffic in that route will be diverted via Karunanidhi-Jothi Nagar road to reach Saradha Mill road. Besides, vehicles will not be permitted via Bothanur railway station road to Kurichi. The traffic diversion will be made from March 5, said corporation commissioner M Pratap.