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CITY OF SANTA ANA <br />SPECIFICATIONS <br />PROJECT NO.: XX-XXXX <br />PROJECT TITLE <br /> <br />68 <br />All signs installed in parkways, sidewalks or pedestrian areas shall have a minimum <br />of 7 feet of vertical clearance from the bottom of the lowest sign to the surrounding <br />surface. Street name signs shall have a minimum 9 feet of vertical clearance. All signs <br />installed in raised median areas shall have a minimum vertical clearance of 4 feet <br />from the existing surface unless shown otherwise on the plans. <br />When two signs are installed on one post, the signs shall be installed in the proper <br />standard vertical positions unless shown otherwise on the plans. Regulatory, <br />Warning and Guide signs shall be posted above parking restriction signs. The <br />Engineer shall determine the proper order for multiple signs. Sign panels shall not be <br />overlapped. <br />If signposts are not long enough to provide standard clearance for all signs, a longer <br />post shall be furnished and installed. Signs shall be installed at right angles to <br />approaching traffic unless shown otherwise on the plans. In no case shall signs be <br />installed on wood utility poles or on wood street light poles. <br />B. MATERIAL AND HARDWARE <br />1. Roadside signs shall be fabricated using 0.080-inch thick aluminum sheeting <br />and traffic signal mastarm mounted signs shall be fabricated using 0.10-inch <br />thick aluminum sheeting. <br />2. ASTM D4956-09 Type XI (3M Diamond Grade DG3 Series 4000 or <br />equivalent) reflective sheeting shall be used for the followings: <br />a. All Regulatory signs except parking restrictions signs. <br />b. All Warning signs. <br />3. For school related signs, reflective sheeting shall be 3M Diamond Grade <br />(Fluorescent) Series 4083 DG3 or equivalent. <br />4. For all other signs, including parking restrictions and Street Sweeping signs, <br />the reflective sheeting shall be ASTM D4956-09 Type III, IV (3M High <br />Intensity Prismatic series 3930 or equivalent). <br />5. Temporary or construction signs shall be ASTM D4956-09 Type III, IV (3M <br />High Intensity Prismatic series 3930 or equivalent). <br />6. All signs, except for temporary or construction signs, shall have graffiti <br />coating or film (such as 3M 1160 Overlay) as recommended by the <br />manufacturer of the reflective material. Neither the color nor the reflective <br />intensity of the finished sign panel shall be significantly diminished by the use <br />of graffiti remover when used in a manner approved by Caltrans and the <br />sheeting manufacturer. <br />505 E Central Ave <br />#B11/6/2024