E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
E04H9/04—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate against air-raid or other war-like actions
E04H9/10—Independent shelters; Arrangement of independent splinter-proof walls
Landscapes
Engineering & Computer Science
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Architecture
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Business, Economics & Management
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Emergency Management
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Environmental & Geological Engineering
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Civil Engineering
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Structural Engineering
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Buildings Adapted To Withstand Abnormal External Influences
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Procede de realisation d'ouvrages en beton arme tels que galeries souterraines, tunnels routiers etc. ; elements en beton prefabriques pour la realisation de tels ouvrages