This printed paper copy of Design Guide 40: Rain Loads and Ponding is new and not has not been used yet. There are no pencil/pen marks to be found as well as any rips. There are some marks on the cover pages, but have no impact on the bookThis was published in 2024 by AISC (American Institute of Steel Construction). This is a fantastic example of this specific design guide, so buy now before it’s too late!