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Unformatted text preview: vided in such a manner that glare and
shadows will not adversely affect the safety and protection of workers and
3.6.3 Temporary wiring for light, heat and/or power shall be adequately protected
against mechanical or over-current failures. All conductive materials enclosing
fixed or portable electric equipment, or forming a part of such equipment, shall be
3.6.4 3.7 Temporary electric service poles shall be self-supporting or adequately braced or
guyed at all times. Welding and Cutting
3.7.1 Gas welding and cutting and arc welding in construction/demolition operations
shall be restricted to experienced workers aceeptable to the NYMC. Suitable
goggles or helmets and gloves shall be provided for and worn by workers engaged
in gas welding or cutting or arc welding. Incombustible shields shall be provided
to protect the worker when exposed to falling hot metal oxide. 3.7.2 Gas welding or cutting and arc welding shall not be done above other workers.
When unavoidable, an incombustible shield shall be provided betweent he work
and the workers below. A watchman shall be stationed to give warning at places
where workers, in the course of their activity, are likely to pass under a gas
welding or cutting or an arc welding operation. 3.7.3 Gas welding or cutting shall not be carried out in any place where ample
ventilation is not provided, or from which quick escape is difficult. When
unavoidable, workers engaged in such work in confined spaces shall be allowed frequent access to fresh air. A relief worker shall be stationed close at hand to
assist the worker in case of accident and to shut off the gases.
3.7.4 Tanks of fuel gas shall not be moved or allowed to stand for any extended period
when not in use unless the caps of such tanks are in place.
Suitable cradles shall be used for lifting or lowering oxygen or fuel tanks, tor
educe to a minimum the possibility of dropping tanks. Ordinary rope slings shall
not be used. 3.7.5 Tanks supplying gases for welding or cutting shall be located at no greater
distance from the work than is necessary for safety.
Such tanks shall be securely fastened in place and in an upright position.
They shall be stored or set in place for use so that they are not exposed to the
direct rays of the sun or to high temperature. 3.7.6 3.7.7 3.8 Before steel beams or other structural shapes or elements of construction are cut
by means of a gas flame they shall be secured by cables or chains to prevent
dropping or swinging.
Where, in the course of demolition work, steel work or ironwork is being cut,
released or dismantled, all necessary precaution shall be taken to prevent danger
from sudden twist, spring or collapse. Special Typhoon Precautions
3.8.1 Whenever a typhoon is expected to pass at or near the construction site, all
construction materials or equipment shall be secured against displacement by
wind forces. Construction shets, construction materials and equipment shall be
secured by guying, shoring, or by...
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- Fall '12