Ariston Pacific, Inc. 5/9/2016 - Laserfiche WebLink

I 1 I 2 The Contractor shall fill the holes with fully torqued ASTM A 325 bolts in accordance 3 with Section 6-03.3(33). 4 I 5 6-02.3(17)0 Early Concrete Test Cylinder Breaks 6 The third paragraph is revised to read: 7 8 The cylinders shall be cured in the field in accordance with WSDOT FOP for AASHTO T I 9 23 Section 10.2 Field Curing. 10 11 6-02.3(20) Grout for Anchor Bolts and Bridge Bearings ' 1 12 The first five paragraphs are deleted and replaced with the following two new paragraphs: 13 14 Grout shall conform to Section 9-20.3(2) for anchor bolts and for bearing assemblies 15 with bearing plates. Grout shall conform to Section 9-20.3(3) for elastomeric bearing 16 pads and fabric pad bearings without bearing plates. 17 18 Grout shall be a workable mix with a viscosity that is suitable for the intended 19 application. The Contractor shall receive approval from the Engineer before using the 20 grout. I 21 22 6-02.3(24)C Placing and Fastening 23 The twelfth paragraph is revised to read: I 24 25 In bridge decks, a "mat" is two adjacent and perpendicular layers of reinforcing steel. 26 Top and bottom mats shall be supported adequately to hold both in their proper 27 positions. If No.4 bars make up the lower layer of steel in a mat, it shall be blocked at I 28 not more than 3-foot intervals (or 4-foot intervals for bars No. 5 and larger). Wire ties to 29 girder stirrups shall not be considered as blocking. To provide a rigid mat, the 30 Contractor shall add other supports and tie wires to the top mat as needed. I 31 32 In the fourteenth paragraph, the description following "21/2 inches between" is revised to 33 read: I 34 35 Adjacent bars in a layer. Bridge deck and bridge approach slab bars and the top of the 36 slab. 1 37 38 In the fourteenth paragraph, the description following "2 inches between" is supplemented 39 with the following new sentence: I 40 41 Bars and the surface of concrete when not specified otherwise in this Section or in the 42 Plans. 43 1 44 In the fourteenth paragraph, the first sentence in the description following "1% inches 45 between" is deleted. 46 1 47 The fifteenth paragraph is revised to read: 48 49 Except for top cover in bridge decks and bridge approach slabs, cover to ties and 50 stirrups may be 1/2 inch less than the values specified for main bars but shall not be less 51 than 1 inch. Minimum concrete cover and clearances to headed steel reinforcing bars 52 shall also be provided to the outermost part of the head of the bar. I I AMENDMENTS TO THE 2014 STANDARD SPECIFICATIONS BOOK Revised: 8/3/15