A project for what? The RV itself or somewhere else?
If it is a RV project that can be done as you live in it check working boatyards. We have been using a boatyard for some years as our base for anything maintenance & repairs.
Boat: 32' 1996 Albin 32+2, single Cummins 315hp
40+ night per year overnighter
2007 Alpenlite 34RLR
2006 Chevy 3500 LT, CC,LB 6.6L Diesel
Ham Radio: VP9KL, IRLP node 7995