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1. General
The purpose of Technical Instruction no. 249 is to :
specify the conditions of application of regulatory requirements;
define provisions relating to facades and their junction with floors that do not require experimental verification, using the LEPIR 2 test, defined by the decree of September 10, 1970, to assess the C + D and fire behavior of the attachment of facades to floors;
define measures to prevent the rapid passage of flames or hot gases from one floor to another, whether or not the C + D rule is required.
For high-rise buildings (IGH), compliance with this technical instruction does not exempt you from obtaining the approval required under article GH 12 (Arrêté du 30 décembre 2011 portant règlement de sécurité pour la construction...
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General
Examples of C and D measurements
Bibliography
Also in our database
Standards
- FB rules (P92-701) : Calculation rules – Method for predicting the fire behavior of concrete structures by design + Amendment A1 (December 2000) - DTU – Feu-Béton - 12-93
- Règles BAEL 91 révisées 99 (DTU P18-702) : règles techniques de conception et de calcul des ouvrages et constructions en béton armé suivant la méthode des états limites + Amendement A1 (février 2000) - BAEL - 03-92
- Fire reaction testing of facades...
Terminology
Bay – Any opening in a wall or roof, intended for the passage of people or the lighting of premises.
Bay window – Any opening in a wall or roof filled with glazing (exterior door, window, skylight, window well, etc.).
Bardage rapporté – Cladding made up of manufactured elements (sheets, clapboard, slates, tiles, shingles, tiles, slabs, etc.) fixed to a framework, which in...
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