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BMP C103: High Visibility Piasti : or Metal Fence <br />Puqrose Fencing is intend_d tu: (1) rcstrict cicaring to approved limits; (2) prevent <br />disturbance of:,cnsitive arcas, thcir buf%rs, and other areas required to bc <br />Icft undisturbcd; (3) limit consiruction tn(iic to dcsignated conswction <br />entrances or rosds; and, (4) protect areas where marking with survey tapc <br />may not provide adequate protection. <br />Conditions ujil.cc <br />To establish cicaring limits, plastic or metal fence may be uscd: <br />• At thc buundary of scnsiti��c �ucas, ihcir butTcrs, and othcr arcas <br />rcquircd to hc Icft uncicared. <br />• As ncecssary to control vchicic acecss to and on thc sitc. <br />Design and • liigh ��isibility plastic fcnce shall be composed of a high•density <br />/nsla!lalinn polycthylcnc matcrial and shall be at Icast four fect in height. Posts <br />Specifrca�inus for the fencing shail be s�eel or wood and placed ecery 6 feet on <br />center (maximum) or as needed to ensum rigidiq�. The fencing shall <br />bc fastened to the post c�•eq� si� inches �sith a polyethylene tic. On <br />long continuous lengths of fcncing, a Icnsion �� irc or ropc shall bc <br />used as a top stringer to prevent sagging behceen pos�s. The fence <br />color shall bc high visibility orange. The fencc tensile strength shall <br />be 360 Ihs./ft. using the ASTbt D4.595 testing method. <br />Afainrciiance <br />Srardards <br />• Metal fences shall bc dcsigned and installcd according to the <br />manufacturer's spccifications. <br />• Metal fences shall bc at Icast 3 feet high and musl be highiy visiblc. <br />• Fcnccs shall not br wired or staplcd to trecs. <br />• If the fence has heen damageJ or visibility rcduced, it shall be <br />repaircd or replaced immediatcly �nd visibiliry restored. <br />4-6 Volume ll — Consfruction Stonnwater Polfution Prevenfion February 2005 <br />