Abc analysis: a classification of items in an inventory according to importance defined in terms of criteria such as sales volume and purchase volume. Abc classification

Diversion: The process of changing the destination and/or the consignee while the shipment is enroute.
DOA: See Dead on Arrival.
Dock Receipt: A document used to accept materials or equipment at an ocean pier or accepted location. Provides the ocean carrier with verification of receipt and the delivering carrier with proof of delivery.
Document: In EDI, a form, such as an invoice or purchase order, that trading partners have agreed to exchange and that the EDI software handles within its compliance-checking logic.
Documentation: The papers attached or pertaining to goods requiring transportation and/or transfer of ownership.
DOE: See Design of Experiments.
Domestic Trunk Line Carrier: A classification for air carriers that operate between major population centers. These carriers are now classified as major carriers.
Door to Door: The through-transport of goods from consignor to consignee.
Door to Port: The through transport service from consignor to port of importation.
Double Bottoms: A motor carrier operation that involves one tractor pulling two trailers.
Double-Pallet Jack: A mechanized device for transporting two standard pallets simultaneously.
Doubles: Double trucks are two 28-foot trailers that are pulled by one tractor. Doubles also are known as "double bottoms."
Download: To merge temporary files containing a day's or week's worth of information with the main data base in order to update it.
Downstream: One or more companies or individuals who participate in the flow of goods and services moving from the manufacturer to the final user or consumer.
DPL: See Denied Party List (DPL).
Drawback: See Duty Drawback
Drayage: The service offered by a motor carrier for pick-up and delivery of ocean containers or rail containers. Drayage agents usually handle full-load containers for ocean and rail carriers.
Drayage Firms: Motor carriers that provide local pickup and delivery of trailers and containers (on chassis)
Driving Time Regulations: U.S. Department of Transportation rules that limit the maximum time a driver may drive in interstate commerce; the rules prescribe both daily and weekly maximums.
Drop: A situation in which an equipment operator deposits a trailer or boxcar at a facility at which it is to be loaded or unloaded.
Drop Ship: To take the title of the products but not actually handle, stock, or deliver it, e.g., to have one supplier ship directly to another or to have a supplier ship directly to the buyer's customer.
DRP: See Distribution Requirements Planning (DRP).
DRP II: *See Distribution Resource Planning (DRP II)