Texas man uses 400ft plastic dam he found on the Internet to protect his house from record 27-inch floods - and it worked! Randy Wagner of Rosharon, Texas, drove to Louisiana to buy an Aqua dam He filled 400-foot tube with water to act as giant sandbag around his house Despite odd looks from neighbors, it kept his house dry as families in the county faced mandatory evacuations He paid $8300 for dam, a small price compared to cost of potential damage It might not be the most obvious solution, but using water to fend off more water worked for...