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<br />. <br /> <br />. <br /> <br />. <br /> <br />City of Arden Hills <br /> <br />Chapter 11 Subdivisions <br /> <br />radius adequate to insure a sight distance of not less than three hundred (300) feet for <br /> <br />local aB!1 collector resi4entuI, nei~hbor~upd, an/lilll~ommunity streets, and of such <br /> <br />greater radii as the City Council shall determine for special cases. <br /> <br />Subd. 3 Reverse Curves. Tangents of at least fifty (50) feet in length shall be <br /> <br />introduced between reverse curves on collector ~ommliinity streets. <br /> <br />Subd.4 Street Grades. .....11 center line gradients shall he at Icast II.S percent, and shall <br /> <br />not exceed the following: <br /> <br />. <br />..... <br /> <br />Major arterial, liS agreed upon with the city engineer; <br /> <br />B. Minor arterial, 1%; and <br /> <br />C. Colleetor Commuuity, 1%.; aud <br /> <br />D. Local Neighhorhood and Residential, 6%. <br /> <br />All center line gradi~hts'~hall'lbe approved by fhe CitY En~ineet aft~~r an <br /> <br />evaluation 'bf to~bgraphY;!'~oiIS;JlDd "e\l,lted"g~oteIlAnicaJ JnCO:r~atibn. <br /> <br />Subd. 5 Vertical Curves. Different connecting street gradients shall be connected with <br /> <br />vertical parabolic curves. Minimum length, in feet, ofthese curves shall be fifteen (IS) <br /> <br />times the arithmetical difference in the percent of grade of the two (2) adjacent slopes. <br /> <br />11 - 26 <br />Public Hearing Draft <br />