8. Incorrect use and maintenance
8.1 Unforeseen expenses
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Underestimated permanent loads
Frequently, the thicknesses of masonry, slabs and screeds, set a priori before construction, are considerably increased during the course of the work. As a result, permanent loads are much higher than anticipated. This underestimation can have serious consequences when the building is loaded.
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Underestimated operating overloads
They can be the cause of excessive deformation or even breakage, due to the user's ignorance of the admissible load. A case in point is the storage of archives (loads of up to 10 kN /m 2 ) on floors not designed for this purpose....
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Incorrect use and maintenance
Repairs
Standardization
- Produits laminés à chaud en aciers de construction non alliés. Conditions techniques de livraison. (= A 35-501). - [1] NF EN 10025 - 10-90
- Règles CM. Règles de calcul des constructions en acier. - [2] DTU P 22-701 - 12-66
- Règles de calcul des constructions en acier. Additif 1980. - [3] CTICM - 1981
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