The truss wall design was no ordinary feat EFCOs Des Moines Iowa manufacturing facility pre drilled 1300 holes in the all steel PLATE GIRDER wall formwork for the bolt locations Then EFCOs custom built forms with V shaped notches at the top and bottom of each form panel came together to form triangular shaped wall truss formwork This truss formwork was then bolted to the PLATE GIRDER wall formwork at the pre drilled locations enabling an exact fit and providing stability and rigidity to the wall formwork
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