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I <br /> (2 cu. ft. to 1/2 cu. yd.) <br /> 15% to 80% 50 lbs. to 1 ton <br /> ('/ cu. ft. to 1/2 cu. yd.) <br /> 10% to 20% 3 inch 50 lbs. (spalls) <br /> 1 <br /> 2 9-13.1(4) Hand Placed Riprap <br /> 3 Hand placed riprap shall be as nearly rectangular as possible, 60 percent shall <br /> ' 4 have a volume of not less than 1 cubic foot. No stone shall be used which is less <br /> 5 than 6 inches thick, nor which does not extend through the wall. <br /> 6 <br /> 7 9-13.1(5) Quarry Spalls <br /> 8 Quarry spalls shall meet the following requirements for grading: <br /> 9 <br /> Sieve Size Percent Passing <br /> 8" 100 <br /> 3" 40 max. <br /> 10 max. <br /> I 10 <br /> 11 9-13.2 Hand Placed Riprap <br /> 12 This section, including title, is deleted in its entirety and replaced with the following: <br /> 13 <br /> 14 9-13.2 Vacant <br /> 15 <br /> 16 9-13.4 Rock for Erosion Control and Scour Protection <br /> 17 The last sentence is revised to read: <br /> 18 <br /> 19 The use of recycled materials and concrete rubble is not permitted for this application. <br /> 20 <br /> 21 9-13.6 Quarry Spalls <br /> 22 This section, including title, is deleted in its entirety and replaced with the following: <br /> 1 23 <br /> 24 9-13.6 Vacant <br /> 25 <br /> 1 26 9-14.AP9 <br /> 27 Section 9-14, Erosion Control and Roadside Planting <br /> 1 28 August 3, 2015 <br /> 29 9.14.1 Soil <br /> 30 This section, including title, is revised to read: <br /> 31 <br /> 32 9-14.1 Topsoil <br /> 33 Topsoil shall not contain any recycled material, foreign materials, or any listed Noxious <br /> 34 and Nuisance weeds of any Class designated by authorized State or County officials. <br /> 35 Aggregate shall not comprise more than 10% by volume of Topsoil and shall not be <br /> ' 36 greater than two inches in diameter. <br /> 37 <br /> 38 9-14.1(2) Topsoil Type B <br /> 39 The last sentence of the second paragraph is deleted. <br /> I <br /> AMENDMENTS TO THE 2014 STANDARD SPECIFICATIONS BOOK <br /> Revised: 8/3/15 <br />