Granite Construction Company 5/1/2018

1 1 2 In Table 1, the second to last row is deleted. 3 4 9-16.AP9 5 Section 9-16, Fence and Guardrail 6 January 17, 2017 ' 7 9-16.3(3) Galvanizing 8 The first three sentences are deleted and replaced with the following single sentence: , 9 10 W-beam or thrie beam rail elements and terminal sections shall be galvanized in 11 accordance with AASHTO M 180, Class A, Type II. 12 13 9-20.AP9 14 Section 9-20, Concrete Patching Material, Grout, and Mortar 15 January 2, 2018 16 9-20.5 Bridge Deck Repair Material 17 Item number 3 of the first paragraph is revised to read: 18 19 3. Permeability of less than 2,000 coulombs at 28-days or more in accordance with 20 AASHTO T 277. 21 22 9-23.AP9 23 Section 9-23, Concrete Curing Materials and Admixtures 24 January 3, 2017 25 9-23.9 Fly Ash 26 The first paragraph is revised to read: 27 28 Fly ash shall conform to the requirements of AASHTO M295 Class C or F including 29 supplementary optional chemical requirements as set forth in Table 2. 30 31 The last sentence of the last paragraph is revised to read: 32 33 The supplementary optional chemical limits in AASHTO M295 Table 2 do not apply to fly 34 ash used in Controlled Density Fill. 35 36 9-23.12 Metakaolin 37 This section, including title, is revised to read: 38 39 9-23.12 Natural Pozzolan 40 Natural Pozzolans shall be either Metakaolin or ground Pumice and shall conform to the 41 requirements of AASHTO M295 Class N, including supplementary optional chemical 42 requirements as set forth in Table 2. 43 44 9-28.AP9 45 Section 9-28, Signing Materials and Fabrication 46 January 2, 2018 47 9-28.11 Hardware 48 The last paragraph is revised to read: 49 HOT MIX ASPHALT OVERLAY-2018 PAGE 44 OF 53 March 6, 2018 WORK ORDER#3667 AMENDMENTS TO STANDARD PROVISIONS