RECESSES + WEB OPENINGS (LOAD BEARING STRUCTURES)
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BTLOADBEARING ELEMENTS (STRUCTURAL ANALYSIS)
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UDC624.079
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Descriptor GERAUSSPARUNGEN (TRAGWERKE)
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Descriptor ENGRECESSES + WEB OPENINGS (LOAD BEARING STRUCTURES)
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Descriptor FREÉVIDEMENTS (STRUCTURES PORTEUSES)
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Variant ENGOPENINGS/WEB OPENINGS (LOAD BEARING STRUCTURES)
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Variant ENGWEB OPENINGS (LOAD BEARING STRUCTURES)
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Variant FRERAINURES (STRUCTURES PORTEUSES)
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RTWALL OPENINGS AND THEIR SURROUNDINGS (BUILDING ELEMENTS)