i would consider that small drop a plus as long as the entire slab slopes away from the garage . Having the garage slab higher that the driver can protect against wind driven rain and or snow build up . sealing the joint would be easy with a high quality caulk type material .
i would consider that small drop a plus as long as the entire slab slopes away from the garage .
Having the garage slab higher that the driver can protect against wind driven rain and or snow build up . sealing the joint would be easy with a high quality caulk type material .