the materials being steel and concrete (concrete with internal reinforcements or tensioning members E04C3/20)

Full Title

Structural elongated elements designed for load-supporting (as building aids E04G) > Joists; Girders, trusses, or trusslike structures, e.g. prefabricated; Lintels; Transoms; (E04C3/38 takes precedence; for structures characterised by movable, separable, or collapsible parts E04B1/343; ) > built-up from parts of different material, > the materials being steel and concrete (concrete with internal reinforcements or tensioning members E04C3/20)

Child Classifications

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• E04C 3/294 of concrete combined with a girder-like structure extending laterally outside the element (light weight girders used as reinforcement E04C5/065; as part of a floor structure E04B5/23)