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r <br /> 1� o Heavy equipment including backhoe and tracks. „ <br /> O Unsupported excavations. <br /> 5.2 UNDERGROUND UTILITY HAZARDS <br /> Underground utilities shall be identified by the Client prior to initiating any subsurface <br /> investigation or work. <br /> 5.3 LOCATION OF UNDERGROUND UTILITIES <br /> -L USA Private Locator Plans Check X Property rt Owner <br /> 5.4 OVERHEAD POWER LINES <br /> Whenever possible, avoid working under overhead high voltage lines. If overhead power lines <br /> are present on the site, the following are minimum clearances to be maintained between <br /> overhead high voltage lines and personnel and equipment: <br /> 1 <br /> 4 <br /> Nominal Voltage Minimum Required <br /> (phase to phase) Clearance (feet) <br /> { <br /> 750 - 50,000 10 <br /> 50,000 - 75,000 11 <br /> 75,000 - 125,000 13 <br /> 125,000 - 175,000 15 <br /> 175,0M- 250,000 . 17 <br /> 250,000.- 350,000 21 <br /> 370,000 - 550,000 27 <br /> t 550,000 - 1,000,000 42 <br /> iSased on CCR Title 8, Section 2946.) <br /> Lr' <br /> i + E — 4 DA961I AH&3PIAN.W7N <br /> Fra .BOYAJIAN & ROSS, INC. <br /> Environmental Scientists & Engineers <br />