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

1 demonstrating it on a test section. The Contractor may operate the combs manually or 2 mechanically, either singly or with several placed end to end. The timing and method 3 used shall produce the required texture without displacing larger particles of aggregate. 4 5 Texturing shall end 2-feet from curb lines. This 2-foot untextured strip shall be hand 6 finished with a steel trowel. 7 8 Surface smoothness, high spots, and low spots shall be addressed as specified in 9 Section 6-02.3(10)D5. The surface texture on any area cut down or built up shall match 10 closely that of the surrounding bridge approach slab area. The entire bridge approach 11 slab shall provide a smooth riding surface. 12 13 6-02.3(10)F Bridge Approach Slab Orientation and Anchors 14 In the first paragraph, the following sentence is inserted after the first sentence: 15 16 Unless otherwise shown in the Plans, the pavement end of the bridge approach slab 17 shall be constructed normal to the Roadway centerline. 18 19 The following new paragraph is inserted before the last paragraph: 20 21 The compression seal shall be a 2-1/2 inch wide gland selected from the current 22 Qualified Products List. 23 24 6-02.3(11) Curing Concrete 25 Items number 1 through 4 are deleted and replaced with the following 5 new numbered , 26 items: 27 28 1. Bridge sidewalks, roofs of cut and cover tunnels — curing compound covered by 29 white, reflective type sheeting or continuous wet curing. Curing by either method 30 shall be for at least 10 days. 31 32 2. Bridge decks — See Section 6-02.3(11)8. 33 34 3. Bridge approach slabs (Class 4000A concrete) - 2 coats of curing compound and 35 continuous wet cure for at least 10-days. 36 37 4. Concrete barriers and rail bases – See Section 6-02.3(11)A. 38 39 5. All other concrete surfaces —continuous wet cure for at least three days. 40 41 In the second paragraph, the first sentence is replaced with the following three new 42 sentences: 43 44 During the continuous wet cure, the Contractor shall keep all exposed concrete surfaces 45 saturated with water. Formed concrete surfaces shall be kept in a continuous wet cure 46 by leaving the forms in place. If forms are removed during the continuous wet cure 47 period, the Contractor shall treat the concrete as an exposed concrete surface. 48 49 The third paragraph is revised to read: 50 51 When curing Class 4000A, two coats of curing compound that complies with Section 9- 52 23.2 shall be applied immediately (not to exceed 15 min.) after tining any portion of the 1 AMENDMENTS TO THE 2014 STANDARD SPECIFICATIONS BOOK Revised: 8/3/15