Southern railway system map 3069kms have been BG line,692kms of MG line,still Tvr-kkdi will be last MG line to be converted from MG-BG.....lets hope SR will finish it soon also doubling of important lines,such as tpj-tj,kik-tj(in future)mv-tj(in future) two new lines tirukkuvalai-tiruthuraipoondi,mannargudi-pattukott ai....in next budget they should allot more funds for tamilnadu also more trains should be introduced:
More demands for trains in TN:
1.nagercoil-bangalore daily ONT express
2.thanjavur-chennai...
more...

egmore ONT express
3.velankanni-dadar or LTT triweekly express
4.coimbatore-rameswaram ONT express
5.link train to guruvayur express from tuticorin at vanchi maniyachi jn
6.sengottai-mysore daily express
7.madurai-bangalore ICE via salem,karur,namakkal
8.additional trains between mv-tj,tj-kik for connection to ernakulam exp as well as janshatabdi exp from mv
9.increase in frequency of rameswaram-tirupati triweekly to daily
10.restoration of rockfort express to tiruchirappalli jn
11.mayiladuthurai-coimbatore ONT exp via tj,tpj,ed
12.Rameswaram-howrah biweekly express via karur,namakkal,salem
13.diversion of any one of the chord line howrah express(cape-hwh or tpj-hwh via main line)
14.tiruchirappalli-hyderabad daily express
15.extension of some north bound trains from chennai central to south tamilnadu
16.palani-chennai daily exp
17.palani-tiruchendur ICE
18.tiruchirappalli-bangalore city daily via karur,namakkal,salem
19.increase in frequency of madurai-kacheguda exp to daily
20.chenai-madurai a/c duronto should be converted as A/C exp
21.velankanni-dibrugarh biweekly exp
22.thirukkural exp from cape-nzm should be daily exp.
23.mayiladuthurai-salem passenger
24.puducherry-villupuram passenger should be extended upto katpadi
25.increase in frequency of 2623/22624 mahal SF exp from biweekly-daily
26.janatha exp(prestigious MG train connected TEN to MS via ML) should be introduced
27.karaikkal-sengottai exp via tpj,mnm,vpt
28.Rameswaram-mysore daily exp
29.increase in frequency of 17315/17316 vasco-velankanni exp to triweekly
30.ju-ms to cape should be extended........
courtesy for SR map:mr.Arul