This picture was submitted by eastbayray. He writes: "Riverfront opened it's doors in 1970, and will be replaced for the 2003 season. The first photo shows urinals on the Plaza Level, while the next two serve the Upper Deck. The Reds aren't playing so well this year, and it's unlikely that all those Upper Deck urinals are put to use simultaneously very frequently"
Note the Urinal Dot Net sticker affixed by eastbayray.