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similar desizn, where impracticable to support wires as <br />above provided, they may be separated fro~ such metal by <br />section of porcelain or glass not less than one-eighth inch <br />in thickness. <br /> <br /> 4. <br /> <br /> Sheet metal must not be less than 9o. 28 B & S gsuEe. <br /> <br /> Signs must be braced by angle iron of such thickness <br /> <br />and so placed as to secure sufficient strength and rigidit~ <br /> <br /> Ail metal must be ~alvanized or enameled, or treated <br /> <br />with at least three <br />con,pound. <br /> <br />coats of anti-corrosive paint or <br /> <br />7 <br /> <br /> If the terminals of receptacles are not the enclosed <br />type, the receptaole n~ust be so constructed that the <br />torminats will be at least l inch fro~ surface wired over. <br />Wire~ must be soldered to such terminals and~exposed parts <br />treated to prevent corrosion. <br /> <br /> Bottom of sign must have at least one-quarter inch <br />drainage hole for each square 'foot of its surface. <br /> <br /> Where wires cross each other, pass out of letters or im- <br /> they must be protected by a~proved tubes <br /> <br />to cut-out boxes, <br />or bushings. <br /> <br /> 10 <br /> <br /> Where wire zot inferior in size and insulation to <br />a~proved No. 14 B & S gauge is used, connecting direct to <br />standard sockets or receptacles, 1320 Watts at 110 Volt <br />or emuiv~2ent may be dependent upon final cut-out-. <br /> <br /> ll <br /> <br /> ~ Signs must have the maker's name or trad~-~rk per- <br />manently attached to the exterior. <br /> <br /> 12 <br /> <br /> All signs n~ust be hung so that they may be swung <br />back a~ainst the buildinE. <br /> <br /> 13 <br /> <br /> No sign shall be made more than (36) thirty-six <br />inches in depth when extending over the sidewalk more than <br />four (4) feet, except that special permission ma~ be <br />granted by the Board of Trustees for signs of greater <br />det~th in cases where the proposed sign will not obstruct <br />the view to existin$ signs, nor shall any electric si~n <br />extend beyond the line of the curb. <br /> <br /> 14 <br /> <br /> Vertical signs not extending more than four.(4) feot <br />fro~. ~aOe of building, may be <br /> <br />erected to any length de- <br /> <br /> <br />