Re: Beginner with a foundation problem. Cantilevering the hearth slab will look really neat. Stability of the soldier course will be the main concern when springing an aggressively low dome. Can be done though, could harness it somehow or buttress it in a few places.
Good luck and we'll be here to help!
Dutch
__________________ "Making the simple complicated is commonplace; making the complicated simple, awesomely simple, that's creativity. " Charles Mingus |