UNTERBAU (EISENBAHNBAU)
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BTEISENBAHNBAU (BAUINGENIEURWESEN)
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UDC625.12
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Descriptor GERUNTERBAU (EISENBAHNBAU)
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Descriptor ENGSUBSTRUCTURE + TRACK INFRASTRUCTURE (RAILWAY ENGINEERING)
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Descriptor FREINFRASTRUCTURE DE LA VOIE (CONSTRUCTION FERROVIAIRE)
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Variant ENGINFRASTRUCTURE/TRACK INFRASTRUCTURE (RAILWAY ENGINEERING)
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Variant ENGTRACK SUBSTRUCTURE (RAILWAY ENGINEERING)
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Variant ENGSUBSTRUCTURE/TRACK SUBSTRUCTURE (RAILWAY CONSTRUCTION)
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Variant FREVOIE FERRÉE/INFRASTRUCTURE, FONDATIONS DE LA VOIE (CONSTRUCTION FERROVIAIRE)
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Variant FREFONDATIONS DE LA VOIE (CONSTRUCTION FERROVIAIRE)