category of premises and buildings is carried out on condition of exceeding 5 % of the
volume of the most dangerous category. The following categories of the premises,
buildings according to explosion and fire and fire danger, have been determined: A –
explosion and fire-dangerous; B – explosion and fire-dangerous; C – fire-dangerous;
D – moderately fire-dangerous; E – slightly fire-dangerous. When referring to a certain
category according to explosion and fire and fire danger for outer units, the horizontal
size of the zone (distance from the apparatus (unit) to the edge of the zone), calculated
excessive pressure and intensity of heat radiation from the fire flames, are considered.
The categories of the outer plants according to explosion and fire and fire danger are
the following: A
z
– explosion and fire dangerous; B
z
– explosion and fire dangerous;
C
z
– fire dangerous; D
z
– moderately fire dangerous; F
z
– slightly fire dangerous.
CONCLUSION
Changes in the legislation, concerning arranging the premises and technological
equipment according to explosion and fire and fire danger, can be introduced during
technical reconstruction or technical re-supply of the enterprise with the equipment.
Under these conditions, determining of the category of buildings and premises,
concerning highly-explosive and fire danger and classes of fire-dangerous and
explosion-dangerous zones, is carried out by a developer of the technical
documentation at the stage of projecting. And for working enterprises, categories
according to explosion and fire and fire danger and classes of fire-dangerous and highly
explosive zones can be determined by the technologists of enterprises or organizations,
that have appropriate specialists and a license for the right of fulfilling such jobs.
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Zakon Ukrayinu vid 19.12.1995 N481/95-VR “Pro derzhavne regulyuvannya
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[Electronnyi
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Rezhym
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Resolution of the Cabinet of Ministers of Ukraine dated January 22, 2014 No.
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