501.2, T502.3.3a,b Beams and girders must be designed to carry their intended load. Garage floors not properly sloped toward the garage door opening. The code calls for all garage floors to slope toward the opening to the garage. Anyone who has had a rat or squirrel in the attic knows how hard it is to get rid of them. Roof gutters not pitched properly to drain adequately and.or downspouts are not properly extended away from the foundation.
Water runs down hill.
First rule of plumbing, first rule of guttering. Gutters draining near a foundation can do damage to those foundations over time. All water should flow away and down from the foundation in all locations. Deficient support for gas pipes. Flex gas connectors entering the furnace without a rubber grommet.