KLB Construction Inc 11/20/2018 - Laserfiche WebLink

1 The lastara ra h is deleted. P 9 P I 2 3 6-09.3(13) Curing Concrete Overlay 4 The first sentence of the first paragraph is revised to read: 5 1 6 As the finishing operation progresses, the concrete shall be immediately covered with a 7 single layer of clean, new or used, wet burlap. 8 I 9 The last sentence of the second paragraph is deleted. 10 11 The following two new paragraphs are inserted after the second paragraph: I 12 13 As an alternative to the application of burlap and fog spraying described above, the 14 Contractor may propose a curing system using proprietary curing blankets specifically 15 manufactured for bridge deck curing. The Contractor shall submit a Type 2 Working 16 Drawing consisting of details of the proprietary curing blanket system, including product 17 literature and details of how the system is to be installed and maintained. 18 I19 The wet curing regimen as described shall remain in place for a minimum of 42-hours. 20 21 The last paragraph is deleted. 1 22 23 6-09.3(14) Checking for Bond 24 The first sentence of the first paragraph is revised to read: I 25 26 After the requirements for curing have been met, the entire overlaid surface shall be 27 sounded by the Contractor, in a manner accepted by and in the presence of the I 28 Engineer, to ensure total bond of the concrete to the bridge deck. 29 30 The last sentence of the first paragraph is deleted. I 31 32 The second paragraph is deleted. 33 I 34 6-10.AP6 35 Section 6-10, Concrete Barrier 36 April 2, 2018 1 37 6-10.2 Materials 38 In the first paragraph, the reference to "Portland Cement" is revised to read: 39 40 Cement 9-01 41 42 6-11.AP6 1 43 Section 6-11, Reinforced Concrete Walls 44 April 2, 2018 I 45 6-11.2 Materials 46 In the first paragraph, the reference to "Aggregates for Portland Cement Concrete" is revised 47 to read: I 48 49 Aggregates for Concrete 9-03.1 50 WEST MARINE VIEW DRIVE UTILITIES PAGE 24 OF 60 August 2018 WORK ORDER#3588 IWSDOT AMENDMENTS Rev 4/2/18