I may not know anything about how buildings and other infrastructure projects are built or the materials they are used in order to make one but one thing is for sure they are made with strong and solid foundation in order for them to last forever and could withstand rare circumstances such as earthquakes, tornado and other calamities. Tension Bolts and high strength fasteners are used for bridges, highways, tunnels, power water treatments and marine constructions. All these can be found at the catalog of BACO Enterprises, Inc. This company is one of the leading distributiors of A325 and A490 Structural Bolts in the Northeast. They are the distributor and manufacturer of fasteners of all sizes and lengths. To know more about the company please click the last link provided.