1. Quilon-Trivandrum Section - Proposed Construction Of 2 Lane Road Over Bridge In Lieu Of Level Crossing No: 549 (Kottikada Gate) At Km 162/000-100 With 1X30000 (Effective Span) Composite Girder Super Structure Between Kollam Junction And Mayyanad Railway Stations. 2. Quilon-Trivandrum Section - Proposed Construction Of 2 Lane Road Over Bridge In Lieu Of Level Crossing No: 543 (Sn College Gate) At Km 157/200-300 As 1X36000 (Effective Span) Composite Girder Super Structure Between Kollam Junction And Mayyanad Railway Stations. 3. Kollam - Tiruvananthapuram Section - Proposed Road Over Bridge In Lieu Of Existing Level Crossing No: 558 (Punnamoodu) At Km 177/800-900 With 1X36000 (Effective Span) Composite Girder Super Structure Between Edava Junction And Varkala Railway Station. 4. Kollam - Tiruvananthapuram Section - Proposed Road Over Bridge In Lieu Of Existing Level Crossing No: 574 (Vettu Road) At Km 203/900-204/000 With 1X36000 (Effective Span) Composite Girder Super Structure Between Murukkampuzha & Kazhakuttam Stations.