What kind of business or facilities it in a modern railway train yard?

Some newer Tip modern poultry sheds: question Shadows : What sort of company or facilities are available in a modern day railway train yard I'm on my final N scale model train plans in the performs right after. By means of several changes in the past two years I finish the game train steam engine / passenger train my yard and now I need to have help to diesel. I have a automobile shop is 8 SD45/Dash ubiquitous and a upkeep shop diesel.Quels other kinds of facilities, if any, there are

Building a Chicken Coop