Ebd; Wbd; Nbd; Sbd indicate direction of travel 

Shtng - shunting

Empt - empty (coal/sulphur etc.) train

ES - Empty stock (passenger)

Fr - freight train

Grain - Block grain train

Cont - Container train

Interm - Intermodal train of lorry trailers/containers etc.

Tkr - Tanker train

TOFC - Trailer on flat car train

D/stack Cont - Double stack container train

Place names in column 2 are often abbreviated

The codes CN, CP, Conrail, VIA etc refer to the railway operating company

The code in column 4 refers to the loco code e.g. SD40-2