ungraded

:  not graded: such asa :  not assigned a grade an ungraded writing assignment; also :  awaiting assignment of a grade a stack of ungraded term papersb :  having no grade levels … rural areas, whose one-room, ungraded, common schools were responsible for the high average level of basic education in the state. — Daniel Scott Smithc :  not leveled or smoothed to a horizontal surface or a gradual slope … highways over whose rock-strewn, ungraded surfaces increasing numbers of wagons and carts rumbled and clattered … — Bernard Bailyn