Engagement of user fee collection agency on the basis of competitive bidding through e- tender for Kharik Fee Plaza at Km. 333. 150 ( for length of 69. 961 Km. ) of Khagaria- Purnea section from Km. 270. 000 to Km. 410. 000 on NH- 31 in the State of Bihar and upkeep/ maintenance of adjacent Toilet blocks including recouping the consumable items.