We just winched over the roof and dragged it up on top. The horns had to be adjusted to avoid the cage but went up no problem. Shot through the lungs though so a bunch of it came out when we went down slight hill. Made a bit of a mess, burning...
There is a bit of a plate under the valve that should deflect any direct leakage from the valve itself. There are a few spots where a hose leak could make it exciting if it were to happen.