Data items

Data type

Count

Waste types

String of characters

12

Excavators

String of characters

14

Trucks

String of characters

49

Locations

String of characters

75

Trucks-to-excavator ratio of

-

3.5:1

Maximum number of data points in one month, N

-

60,690

Other data items (seven cycle time components, tonnage of waste materials loaded and hauled)

Numeric

8

Excavator tonnage: 6, 7.5, 27, 30 and 33 t

Numeric

5

Coded data items (trucks, excavators, locations and material types)

Numeric

4