However, you should remove subsoil from all areas that will be disturbed by construction activities or to make way for haul roads.
A haul road is usually situated at the side of the pit, forming a ramp up which trucks can drive, carrying ore and waste rock.
Four remains were recovered yesterday from the haul road, said Ellen Borakove, a spokeswoman for the office of the chief medical examiner.
The haul road was built twice.
Just dig up the entire haul road.
The bridges connected to the haul road that went from the gravel mining sites to Baldwin Construction's plant.
The contamination is attributed to dust blown from trucks on the haul road.
While the mine itself could be worked all year, the tortuous haul road down to the valley was impassable for six months.
As soon as the haul road, later named the Dalton Highway, was built, the food and the overtime for some unions changed.