Page 85 - Fire Insurance Ebook IC 57
P. 85
The Insurance Times
against sun, rain and other elements of nature. In the case of an
outbreak of fire, the construction of the roof plays an important part
not only in so far as it either aids or impedes the spread of fire, but the
strength of the roof and its fire resistance also determine the extent to
which the fire-fighters can carry on the fire-fighting operations from
within the building.
The main types of the roofing materials are as below :-
Type Hazards
Thatch
Timber shingles Easily ignited even by sparks, especially
in dry weather.
Tarred or bituminous
felt Serious conflagrations have occurred due
Glass roofs to flying brands from shingle-roofed
houses igniting similar roofs over a wide
area.
Tarred or bituminous felt laid on wood is
easily ignited and burns freely.
These type of roofs are very fragile and
offer little resistance to fire.
Floors
Floors increase the usable area in a building. It supports the machinery
and equipment at different levels and the fire-resistance of the floors
determines how much damage could be caused to the machinery and
equipment installed thereon and on floors below.
Floors which are unable to withstand fires of a reasonable intensity
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