How long does it take to unload

[Canadian Atlantic Railway]

I am still tweaking my industries and working on a switch list generator and need some help on how long does it typically take to load/unload the cars that I will be using.

Business - car type - operation

Rope manufacturer- 6200 cuft plastic pellet covered hoppers - 2 cars - unload gravity/air
Cold storage/distribution warehouse - 57' reefers and newer trincool reefers - 2 cars - unload with forklift
trans-load track - covered hopper grain - one car - unload to truck
trans-load track - 73' centerbeam flat - one car - unload to truck
trans-load track - cement hopper - one car - unload to truck
trans-load track - pulp car - one car - load with loader or truck
scrap yard - 50-60' gondola - one car - load with crane/magnet
Beverage dealer - 50-60' boxcar - one car - unload with forklift