Step 1: spend and hour removing snow from the roof.
Step 2: spend an hour removing and repositioning clutter in shed (after some initial bracing)
Step 3: Dig for an hour to find 2×4’s to support the roof
Step 4: Go for an hour snowshoe festivus.
Step 5 (repeat until done) : Cut a length of wood and brace one end of the ‘support beam’. cut another piece of board and place between the other portion of torn beam and a 4 ton jack. Elevate to desired height and then cut (or use a combination of risers and previously cut boards) a new support board. Position under the beam and lower the Jack. Switch sides and repeat.
Step 6: cover everything with vapor barrier and wait for warmer weather to remove the 8 inches of ice in parts of the roof.
Step 7: Plan temporary roof cover and summer roof and shed overhaul.