Nucor Skyline worked with J.F. Brennan Company on their design and submittal for several of the USACE Mississippi Lock and Dam projects. Nucor Skyline supplied a variety of NZ sheet pile sections, ranging from NZ 14 through NZ 38, as well as the walers and tie backs. The sheeting wall is a permanent structure used as an auxiliary lock bay closure structure that will take the place of an aging miter gate.more