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• The minimum size of all fillet welds, except those to reinforce groove welds, shall be as shown in the following <br /> table: <br /> Base Metal Thickness of the Thicker Part *Minimum Size of Fillet <br /> Joined Weld <br /> (Millimeters) Millimeters <br /> To 19 inclusive 6 <br /> Over 19 8 <br /> * Except that the weld size need not exceed the thickness of the thinner part joined. <br /> The third paragraph in Section 55-3.19,'Bearings and Anchorages,"of the Standard Specifications is amended to read: <br /> • Immediately before setting bearing assemblies or masonry plates directly on ground concrete surfaces, the <br /> Contractor shall thoroughly clean the surfaces of the concrete and the metal to be in contact and shall apply a coating of <br /> nonsag polysulfide or polyurethane caulking conforming to the requirements in ASTM Designation: C 920 to contact areas <br /> to provide full bedding. <br /> The fifth paragraph in Section 55-3.19,'Bearings and Anchorages,"of the Standard Specifications is amended to read: <br /> • Mortar to be placed below masonry plates or bearing plates of the bearing assemblies and in anchor bolt sleeves or <br /> canisters shall conform to the provisions in Section 51-1.135,"Mortar,"except that the proportion of cementitious material to <br /> sand shall be 1:3. <br /> The sixth paragraph of Section 554.02,"Payment,"of the Standard Specifications is amended to read: <br /> • If a portion or all of the structural steel is fabricated more than 480 air line kilometers from both Sacramento and <br /> Los Angeles,additional shop inspection expenses will be sustained by the State. Whereas it is and will be impracticable and <br /> extremely difficult to ascertain and determine the actual increase in these expenses, it is agreed that payment to the <br /> Contractor for furnishing the structural steel from each fabrication site located more than 480 air line kilometers from both <br /> Sacramento and Los Angeles will be reduced $5000 or by an amount computed at $0.044 per kilogram of structural steel <br /> fabricated,whichever is greater,or in the case of each fabrication site located more than 4800 air line kilometers from both <br /> Sacramento and Los Angeles, payment will be reduced $8000 or by $0.079 per kilogram of structural steel fabricated, <br /> whichever is greater. <br /> SECTION 56: SIGNS <br /> Issue Date: January 5,2007 <br /> Section 56-1.01,"Description,"of the Standard Specifications is amended by deleting the third paragraph. <br /> Section 56-1.02A,'Bars,Plates and Shapes,"of the Standard Specifications is amended to read: <br /> 56-1.02A Bars,Plates,Shapes,and Structural Tubing <br /> • Bars, plates, and shapes shall be structural steel conforming to the requirements in ASTM Designation: <br /> A 36/A 36M,except,at the option of the Contractor,the light fixture mounting channel shall be continuous-slot steel channel <br /> conforming to the requirements in ASTM Designation: A 1011/A 1011M, Designation SS, Grade 33[230], or aluminum <br /> Alloy 6063-T6 extruded aluminum conforming to the requirements in ASTM Designation: B 221 or B 221 M. <br /> • Structural tubing shall be structural steel conforming to the requirements in ASTM Designation: A 500,Grade B. <br /> • Removable sign panel frames shall be constructed of structural steel conforming to the requirements in ASTM <br /> Designation: A 36/A 36M. <br /> Section 56-1.02B,"Sheets,"of the Standard Specifications is amended to read: <br /> 56-1.02B Sheets <br /> • Sheets shall be carbon-steel sheets conforming to the requirements in ASTM Designation: A 1011/A 1011M, <br /> Designation SS,Grade 33[230]. <br /> Contract No. l 0-OM7104 <br /> 46 <br />