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' i C 2 TY O F S T - ANTHONY <br /> C ONF 2 NED S PAC E ENTRY P O L= CY <br /> I. PURPOSE <br /> The purpose of the confined space entry policy is. to establish guidelines for <br /> city employees Working in confined spaces. It is the general policy of the <br /> City of Si.. Anthony:.- - ` to avoid and minimize the necessity of having an <br /> employee enter a confined space. Only When absolutely necessary should the <br /> employee enter a confined space, and then only, in compliance With this <br /> policy. All employees are responsible to follow this policy and supervisory <br /> e=ployees shall be responsible for making employees familiar with and ensuring <br /> comp' iance with this policy. <br /> II. DEFINITION <br /> Confined Space - A confined space is any area which by Aesign has limited <br /> openings for entry and exit and unfavorable natural ventilation. The space <br /> could contain or produce an atmosphere hazardous to life and is not normally <br /> occupied by people. <br /> Work - Includes repair or maintenance procedures requiring entrance a.-.d <br /> occupation of a confined space. As a result of work procedures, the confined <br /> space environment may be subject to atmospheric deterioration. <br /> Inspection - Entry and occupation of a confined space for the exclusive <br /> purpose of observing the condition/operability of the equipment or facility. <br /> III. TYPES OF HAZARDS (See Exhibit I) <br /> A. Oxygen (C2) <br /> 1 . Oxygen content too low (will not support life). <br /> 2. Oxygen content too high (Will increase the potential for a fire when <br /> combustible substances are in the area) . <br /> B. Toxic Gasses <br /> 1 . Hydrogen sulfide (H2S) has a distinctive odor of rotten eggs and is <br /> extremely dangerous as it is toxic and also explosive in high <br /> concentrations. H2S is approximately 1 .2 tines heavier than air. <br /> 2. Chlorine (C12) is extremely irritating-to mucous membranes of eyes <br /> and respiratory tract. C12 is about 2.5 times heavier than air. <br /> • 3. Sulfur dioxide (S02) is non-explosive but highly toxic and has a <br /> pungent suffocating odor. S02 is approximately 1.5 times heavier <br /> than air. <br />