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I <br /> I <br /> 1 CNH 812t1 (929p6 1lIGHTSTNDARDS RTF; <br /> 3 Section 9-29.6 is supplemented with the following:: <br /> I 4 <br /> 5 Light standards or signal standards may be painted or finished as identified in the <br /> 6 plans and specifications. <br /> 1 7 <br /> 8 All lighting standards furnished and installed under this contract shall be aluminum, <br /> 9 galvanized steel, or concrete as specified on the plans. Unless otherwise noted on the <br /> i10 plans, aluminum and steel standards shall have large radius davit luminaire arms. <br /> 11 Mounting heights for light fixtures shall be 35' unless otherwise indicated on the plans. <br /> 12 The base shall have 4 anchor bolts with a nominal 11-12" bolt circle or per the pole <br /> 13 fabricator's standards for the particular pole. <br /> I 14 <br /> 15 All poles and arms shall be designed with a minimum weight of 50 pounds for the <br /> 16 luminaire and to withstand pressures caused by wind loads of 90 miles per hour with a <br /> I 17 gust factor of 1.3. <br /> 18 <br /> 19 All poles to be furnished shall maintain a minimum safety factor on yield strength and <br /> I 20 basic wind pressure per the AASHTO recommendations for the particular pole material. <br /> 21 <br /> 22 The shafts shall be provided with a 4" x 6" (minimum dimension) flush handhole near <br /> 23 the base designed to prevent loss of shaft strength and provided with matching metal <br /> 24 covers secured with stainless steel screws or bolts. The handholes shall be located <br /> 25 near the base and on the down stream side of traffic flow. A grounding nut or provision <br /> I 26 in the handhole frame for accommodating a threaded bolt for the purpose of attaching <br /> 27 grounding connector shall be provided on the inside of the shaft. <br /> 28 <br /> 29 All street lighting pole shafts shall be round and tapered unless otherwise noted on the <br /> I 30 plans or approved by the Engineer. Material for aluminum poles shall be natural <br /> 31 polished aluminum. <br /> 32 <br /> I 33 All bolts, nuts, screws, and washers, but not including anchor bolts and unless <br /> 34 otherwise specifically designated herein, shall be stainless steel. <br /> 35 <br /> I 36 The luminaire arms shall have a nominal length as shown on the plans measured from <br /> 37 the centerline of the shaft. The outer portion of the arm shall be nearly horizontal to <br /> 38 plus 5° above horizontal and shall be furnished with a 1-1/2" to 2" O.D. tenon with a <br /> I 39 maximum length of 10" to fit the luminaires specified herein. <br /> 40 <br /> 41 Foundations for street lights shall be in accordance with City of Everett Standard Plan <br /> I 42 809A. <br /> 43 <br /> 44 Complete calculations for structural design shall be submitted with the shop drawings <br /> 45 for approval before fabrication or ordering material. These calculations shall include the <br /> 46 stresses in the pole and mast arms, the deflections at the free end of the mast arm, the <br /> 47 attachment of the luminaires to the structure, the connection between the mast arms <br /> 48 and vertical pole, pole section at handholes, base plate, anchor bolts, and foundation. <br /> i <br /> 1 4151 STREET TO WMVD FREIGHT <br /> CORRIDOR IMPROVEMENTS <br /> FED AID#STPUL-9931(012); PW#3472 SP-113 February 10,2016 <br />