Provision of Limited Height Subway at Trespass location at Km 05/ 08- 10 between PNBE- PRBZ, Km 08/ 21- 23 between PRBZ- PPN, Km 09/ 21- 23 between PRBZ- PPN in Patna- Gaya Section AND Provision of RCC FOB with Ramps at trespass location at KM 25/ 05- 07 between in NDW- TEA in Patna- Gaya section, Provision of FOB with Ramps for lighter vehicles at trespass location at KM 18/ 27- 29 between PNBE- GAYA section & Provision of FOB with Ramps at trespass location at KM 23/ 31- 33 between PPN- NDW in Patna- Gaya section.