AL       Advance Loading
CL       Complete
CN       Consolidate
CU       Complete Unload
DR       Deramp and Ramp for Subsequent Loading
DT       Drop Trailer
HT       Heat the Shipment
IN       Inspection
LD       Load
LE       Spot for Load Exchange (Export)
PA       Pick-up Pre-loaded Equipment
PL       Part Load
PU       Part Unload
RT       Retrieval of Trailer
SL       Spot for Load
SU       Spot for Unload
TL       Transload
UL       Unload
WL       Weigh Loaded