The following table shows the station for a mass diagram . the free haul distance is 600 ft .overhaul cost is £15 per station yard.
|ordinate (yd3 )||0||45||60||90||120||140||110||90||82||60||0|
( a ) Use method of movements to compute the additional cost that must be paid to the contractor
( b ) sketch the ground profile if the finished grade of this roadway section is level ( 0 percent )