Podcast Beta
Questions and Answers
Emergency lighting system shall be provided in all important stairways, exits, workplaces and passages for buildings with large numbers of persons employed in buildings more than one __________ in height.
story
Emergency systems shall be capable of producing and maintaining for at least one (1) hour, a minimum intensity of 5 lux (0.5 ft.candle) and shall have an energy source independent of the general lighting system __________.
installation
Atmospheric conditions suitable for workrooms include avoiding insufficient air supply, stagnant or vitiated air, harmful drafts, excessive heat or cold, sudden variations in temperature, and excessive humidity or __________.
dryness
Clean fresh air shall be supplied to enclosed workplaces at an average rate of not less than 20 to 40 cubic meters (700 to 1400 cu.ft.) an hour per worker, or at such a rate as to effect a complete change of air a number of times per hour varying from four (4) for sedentary workers to eight (8) for active __________.
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Installed in workrooms, internal combustion engines fueled by gasoline, diesel, or liquefied petroleum gas (LPG) shall be located such that exhaust gases are prevented from permeating the atmosphere of the __________.
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Suitable atmospheric conditions in workrooms shall be maintained by natural or artificial means to avoid objectionable odors, insufficient air supply, stagnant or vitiated air, harmful drafts, excessive heat or cold, sudden variations in temperature, and where practicable, excessive humidity or __________.
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Mechanical ventilation shall be provided where an adequate supply of fresh air cannot be obtained by natural ventilation or where it is difficult to get the desired amount of air at the center of the workrooms without creating uncomfortable drafts near the inlets. This is to ensure proper ______.
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The air velocity in enclosed workplaces shall not exceed 15 meters (50 ft.) per minute during the rainy season and 45 meters (150 ft.) per minute during the summer season to prevent objectionable ______.
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A temperature suitable for the type of work performed shall be maintained in enclosed workplaces and the degree of humidity varied in accordance with the kind of work to ensure proper ______.
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All employees shall be protected against radiation and excessive temperature due to steam and hot water pipes or other heated machinery or equipment either by insulation of the equipment or by other suitable means. This is to prevent ______.
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In enclosed workplaces, where natural ventilation is insufficient, it is necessary to provide ______ to ensure a safe and healthy working environment.
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To maintain a comfortable working environment and prevent uncomfortable drafts, the air movement in enclosed workplaces should be arranged such that workers are not subjected to objectionable ______.
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Persons using air line respirators in atmospheres hazardous to life or health, shall be equipped with safety harnesses and safety lines for lifting or removing persons from hazardous atmospheres or other equivalent provisions for the rescue of persons. A standby man or men with suitable self-contained breathing apparatus shall be at the nearest fresh air base for emergency ______
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For the safe use of any respirator, the user shall be properly instructed in its selection, use and ______
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A program for the maintenance and care of respirators shall be adopted to the type of plant, working conditions, and hazards involved and shall include the following basic services: (1) inspection for defects (including leak check), (2) cleaning and disinfecting, and (3) repair and ______
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Hard hats for the protection of workers from impact penetration from falling and flying objects, blows, and from limited electric shock and burns shall be provided where there is reasonable probability of exposure to such ______
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Hard hats shall be made of noncombustible or slow-burning materials and when used in electrical environment shall be non-conductor of ______
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When self-contained breathing apparatus or hose masks with blowers are used in atmospheres dangerous to life or health, standby men must be present with suitable rescue equipment; Persons using air line respirators in atmospheres hazardous to life or health, shall be equipped with safety harnesses and safety lines for lifting or removing persons from hazardous atmospheres or other equivalent provisions for the rescue of persons. A standby man or men with suitable self-contained breathing apparatus shall be at the nearest fresh air base for emergency ______
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