S work in connection with (a) Engineering works of (i) Replacement of 49 sets (1 in 12) & 20 sets (1 in 8.5) turnouts in LDH-JUC section, (ii) Ludhiana - Jalandhar City - CTR(P) - 18.49 km & Jalandhar City - Amritsar CTR(P) - 17.341 km, (iii) Ludhi