CC PACKET 04121988 - Laserfiche WebLink

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C 2 TY O F S T - ANTHONY CON F'2 NE D S PAC E ENTRY P O L 2 CY • I. PURPOSE The purpose of the confined space entry policy is to establish guidelines for city employees Working in confined spaces. It is the general policy of the City of St. Anthony . to avoid and minimize the necessity of having an employee enter a confined space. Only When absolutely necessary should the employee enter a confined space, and then only, in compliance With this policy. All emtloyees are responsible to follow this policy and supervisor e=p'^gees shall be responsible for making employees familiar with and ensuring com- once with this pol=cy. II. DEFT-NiTTON Confined Space - A confined space is any area which by 'esign has limited openings for entry and exit and unfavorable natural ventilation. The space could contain or produce an atmosphere hazardous to life and is not normally occupied by peoile. Work - Includes repair or maintenance procedures requiring entrance and occupation of a confined space. As a result of work procedures, the confine"_ space environment may be subject to atmospheric deterioration. Inspection - Entry and occupation of a confined space for the exclusive purpose of observing the condition/operability of the equipment or facility. III. TYPES OF HAZARDS (See Exhibit I) A. Oxygen (02) 1 . Oxygen content too low (will not support life) . 2. Oxygen content too high (will increase the .potential for a fire when combustible substances are in the area) . B. Toxic Gasses 1 . Hydrogen sulfide (H2S) has a distinctive odor of rotten eggs and is extremely dangerous as it is toxic and also explosive In high concentrations. H2S is approximately 1 .2 tines heavier than air. 2. Chlorine (C12) is extremely irritating to mucous membranes of eyes and respiratory tract. C12 is about 2.5 times heavier than air. 3. Sulfur dioxide (302) is non-explosive but highly toxic and has a pungent suffocating odor. S02 is approximately 1.5 times heavier than air. •