(a) whether the Railways is on the process of laying of new railway lines, gauge conversion, doubling of railway lines, electrification and signaling in Indian Railways across the country including Tamil Nadu during the last three years;
(b) if so, the details thereof;
(c) the total number of new railway lines, gauge conversion, doubling of railway lines, electrification and signaling in new railway lines that have been undertaken/under process completed in Tamil Nadu during the last three years;
(d) whether the Railways has faced any impediments and hardships while implementing the above schemes in Tamil Nadu; and
(e) if so, the details thereof and the measures taken by the Government to overcome these hardships?