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WESTERN PUMP <br /> Petroleum & Lubrication Equipment Specialists <br /> Controlled Access Zone (CAZ) Requirements <br /> 1 . When used to control access to areas where leading edge and other operations are <br /> taking place , the controlled access zone shall be defined by a control line or by any <br /> other means that restricts access . Signs shall be posted to warn unauthorized <br /> employees to stay out of the controlled access zone . <br /> 2 . When control lines are used , they shall be erected not less than 6 feet nor more than <br /> 25 feet from the unprotected or leading edge , except when erecting precast concrete <br /> members . <br /> 3. When erecting precast concrete members , the control line shall be erected not less <br /> than 6 feet nor more than 60 feet or half the length of the member being erected , <br /> whichever is less , from the leading edge . <br /> 4. The control line shall extend along the entire length of the unprotected or leading edge <br /> and shall be approximately parallel to the unprotected or leading edge . <br /> 5. The control line shall be connected on each side to a standard railing or wall , or <br /> securely anchored on each end . <br /> 6. Control lines shall consist of ropes , wires , tapes , or equivalent materials , and <br /> supporting stanchions as follows : <br /> (A) Each line shall be flagged or otherwise clearly marked at not more than 6-foot <br /> intervals with high-visibility material . <br /> (B) Each line shall be rigged and supported in such a way that its lowest point <br /> (including sag) is not less than 39 inches from the working level/working area <br /> and its highest point is not more than 45 inches . <br /> (C) Each line shall have a minimum breaking strength of 200 pounds . <br /> 7 . The entire system must be inspected and documented by a Competent Person prior to <br /> use . <br /> Warning Line Requirements <br /> Warning lines consisting of rope , wire or similar material , flagged with highly visible material <br /> hanging from the warning lines at approximately 6 -foot intervals , shall be installed 34 to 45 <br /> inches above the roof surface to warn employees that they are approaching the edge of the <br /> roof. <br /> 1 . The stanchions (portable or fixed) supporting the warning lines shall be designed and <br /> installed to minimize tip over or displacement under normal working conditions . <br /> 2 . Warning lines shall have a minimum tensile strength of 500 pounds . <br /> 3235 "F" Street, San Diego , CA 92102-3315 619-239-9988 Fax 619-239-9925 <br /> www.westernpump . com <br /> California Contractor's License #673853 <br /> California Certified Small Business #33547 <br />