The steps must comply with the following requirements: 1° They must not be slippery; 2° If there is no riser, successive steps must overlap by 5 centimetres; 3° It is forbidden to place one or two isolated steps in the main passageways; 4° The dimensions of staircase steps must comply with good practice; 5° There must be no more than 25 steps in each flight; 6° Landings are the same…
Premises of more than 300 square metres located on the ground and upper floors, blind premises of more than 100 square metres and those located in basements, as well as all staircases, are equipped with a natural or mechanical smoke extraction system.
Natural smoke extraction systems consist of one or more openings at the top and bottom communicating with the outside, for smoke extraction and air supply. The total surface area of the smoke extraction sections must be greater than one hundredth of the surface area of the premises served, with a minimum of one square metre. The same applies to the air supply. Each opening device of the smoke extraction system…
In the case of mechanical smoke extraction, the extraction rate is calculated on the basis of one cubic metre per second per 100 square metres.
The procedures for applying the provisions of this section are defined by joint order of the ministers responsible for labour, agriculture and construction.
Buildings and premises are designed and constructed in such a way as to comply with the provisions of articles R. 4227-16 and R. 4227-18 to R. 4227-20 on the heating of premises, as well as those of the specific regulations relating to: 1° Fixed installations for heating and the supply of hot water; 2° Combustible gas and liquefied hydrocarbon installations; 3° The storage and use of petroleum products.
Irrespective of the application, where applicable, of the rules specific to residential buildings, offices or buildings open to the public, fixed installations for heating and hot water supply must not present a risk to the health and safety of workers. These installations must be designed in such a way as not to increase the risk of fire or explosion inherent in the building’s activities, not to cause the emission of…
When heating is carried out by means of combustion furnaces, the pressure of the air circuit must always be higher than the pressure of the burnt gases. A safety device automatically switches off the appliance or the air-heating exchanger and stops the fans when the air temperature exceeds 120°C. However, this device is not required for independent appliances emitting heat only in the rooms where they are installed, or when…
The use of soft solder, whose filler metal melting temperature is less than 450°C, is prohibited for pipes carrying combustible liquids or gases.
Buildings and premises are designed and constructed in such a way as to comply with: 1° The provisions relating to the prevention of explosions set out in articles R. 4227-42 et seq.; 2° The provisions of article R. 4215-12; 3° Les dispositions spécifiques de l’arrêté prévu par l’article R. 4227-27 pour les installations industrielles utilisant le gaz combustible et les hydrocarbures liquéfiés.
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is a Registered Trademark of
PETROFF LAW FIRM (SELARL LEGASTRAT)
182, rue de Rivoli
75001, Paris France
RCS Paris n°814433470
Paris Bar Registration n° (Toque) C2396
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is a Registered Trademark of
PETROFF LAW FIRM (SELARL LEGASTRAT)
182, rue de Rivoli
75001, Paris France
RCS Paris n°814433470
Paris Bar Registration n° (Toque) C2396
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