A category of equipment used at waste-to-energy facilities to meet emission standards and generate reports required by agency regulators.

A gatehouse is found at a landfill or a transfer station. All incoming vehicles must stop to be processed and weighed, and all outgoing vehicles must stop to be weighed and receive a disposal ticket for charges. See also Scale House.

A tract of undeveloped property purchased with the intention of obtaining necessary permitting on which to operate a landfill. This would not include expansions to existing landfills.

A fee charged to roll-off customers calculated from the amount of time it takes to pick up their roll-off container or compactor, dispose of the waste and return it to the customer.

Waste that is designated such by regulatory agencies either because it has elevated levels of hazardous chemicals or materials, because it exhibits a potentially dangerous characteristic (e.g., ignitable, corrosive, etc.) or because the material belongs to a general family of materials which have been deemed hazardous by regulatory agencies.

The hopper is the part of a garbage truck or compactor where trash is emptied before compaction into the container.