http://cs.trains.com/mrr/f/11/t/167937.aspx
http://cs.trains.com/mrr/f/11/t/160317.aspx
http://cs.trains.com/mrr/f/11/t/161288.aspx
The Google search string:
cs.trains.com: “train elevator”
… yields a number of results. Google is often a good way to search this forum
On the subject of train elevators, these are not trivial projects. Lifting a whole train (while keeping it perfectly level and with repeated precise re-registration at top and bottom) has proved to be too much of a challenge for some experienced builders. Best of luck.