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L.B. Foster - Combi-wall Systems
Combi-wall systems are comprised of two main sections: steel sheet pile and a king pile. The king pile may be either a steel beam or pipe pile. Pipe piling systems are only limited to manufacturing and jobsite restrictions.
L.B. Foster combi-walls are an efficient way to achieve high section modulus for those structures which require strength which exceeds that available from traditional sheet pile sections. By utilizing king piles, typically of wide flange or pipe pile, in conjunction with steel pile and extruded connectors to connect these together, the contractor can achieve an efficient cost effective system.
The king pile will be driven to a depth necessary to achieve the required passive toe resistance then steel sheet pile can be supplied in shorter lengths to act simply as a barrier for the soils or grade separation that is being constructed. This shorter sheets result in an overall reduction in steel required as well as less driving time.
L.B. Foster utilizes the "Wider, Lighter, Stronger” PZC™ sections produced by Gerdau which enable us to space the king pile farther apart due to the laying width of the efficient PZC sections, therefore requiring less installation time.
L.B. Foster Piling is ready to supply the largest assortment of hot rolled Z sheet pile in the market today with the appropriate king pile section to meet your construction requirements.
