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or other materials or equipment that could pose a <br />hazard by falling or rolling into an excavation. <br />Protection shall be provided by placing and <br />keeping such materials or equipment at least 2 <br />feet from the edge of the excavation or by use of <br />retaining devices that are sufficient to prevent <br />materials or equipment from falling in. <br />If personnel are required to enter the excavation, <br />walls must be sloped or shored. Work areas must <br />be barricaded to protect the public and removal <br />personnel. Removal crew must wear personal <br />protective gear and have a fire extinguisher and <br />first aid supplies on hand. <br />Employees shall not work in excavations where <br />there is accumulated water unless adequate <br />precautions have been taken to protect employees. <br />Daily inspections of excavations, the adjacent <br />areas, and protective systems shall be made by a <br />competent person for evidence of a situation that <br />could result in a possible cave in, indications of <br />failure of protective systems, hazardous <br />atmospheres, or other hazardous conditions. An <br />inspection shall also be made after every rain <br />storm or other hazard increasing occurrence. <br />Where the competent person finds evidence of a <br />situation that could result in possible cave in, <br />indications of failure of protective systems, <br />hazardous atmospheres, or other hazardous <br />conditions, exposed employees shall be removed <br />from the hazardous area until the necessary <br />precautions have been taken to insure their <br />safety. <br />All personnel working on the job site must wear <br />safety gear. Hard hats, safety glasses, ear <br />plugs, work boots, and gloves. Ladders and a <br />safety harness should also be on site. <br />D.) Potential Health and Safety Hazards: <br />Fire: All source of ignitions will be removed from the <br />tank vicinity while vapor freeing the tank. <br />Explosion: Gastech meter will be on site to measure the <br />lower explosion limit of vapors in the tank to be <br />removed. <br />