Engagement of user fee collection agency on the basis of competitive bidding through e- tender for Shahpur Fee Plaza at Design Km 232. 600 for the use of four lane of Simaria- Khagaria section from design kilometer 206. 050 to kilometer 266. 282 ( existing km 209. 945 to km 270. 000 ) of National Highway mamber 31 in the State of Bihar and upkeep/ maintenance of adjacent Toilet blocks including recouping the consumable items.