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I1 <br /> 2 9-03.1(4)B Wear in Los Angeles Machine <br /> 3 Coarse aggregate shall not have a percentage of wear in Los Angeles machine <br /> 4 in excess of 35 after 500 revolutions. <br /> 5 <br /> 6 9-l?3.1(4)C Grading <br /> 7 Coarse aggregate for PoAland cement concrete when separated by means of <br /> 8 laboratory sieves �hall confortn to one or more of the following gradings as <br /> g called for elsewhe!e in these Specifications, Special Provisions, or in the Plans: <br /> 10 <br /> 1� aasHro aasrrro a�sitro nnsfrro nasKro <br /> 12 • Passing Gredin� Grading Grading Grading Gredfng <br /> �$ t7o.467 No.57 No.67 No.7 No.B <br /> I 14 Sieve Size Min. Maz. Min. Maz. Min. Man. Min. Max. Min. Max. <br /> 15 2'square 700 — — — — — — — —' — <br /> 16 t s�•square 95 too too — — — — — — — <br /> 17 t's4uare — — 35 100 100 — — — "• — <br /> 18 'A'square 35 70 -- — 30 100 700 — -- — <br /> 19 Yz'square — — ?5 60 — — 90 700 100 — <br /> I Q� 3/8'square 70 30 — — 20 55 40 70 85 100 <br /> 21 U.S.No.4 0 5 0 10 0 10 0 15 10 30 <br /> 22 U.S.No.B 0 5 0 5 0 5 0 10 <br /> 23 '.l.s.No.ts — -• — — — — — — o s <br /> I 24 <br /> 25 All percentages are by weight. <br /> 26 <br /> I 27 In individual tests, a variation of four under the minimum percentages or over the <br /> 28 maximum percentages v�ill be alic�wed. The ave�age �f three successive tests <br /> 29 shall be wi4hin the percentages s'tated above. Coarse aggr2gate shall contain <br /> 30 no piece of greater size than two times the maximum sieve size for the specified <br /> 31 grading measured along the line of greatest dimension. <br /> ' 32 <br /> 33 V�'hen the Engineer approves, ihe coarse aggregate may be blended from other <br /> I 34 sizss if: <br /> 35 <br /> 36 1. The resulting aggregate meets a!I requirements for the app.�oved <br /> I 37 grading; <br /> 38 <br /> 39 2. Each size used makes up at least 5 percent of the blend; and <br /> 40 <br /> 41 3. The Contractor supn;ies the Engineer with gradings for the proposed <br /> 42 sizes, along with their proper proportions. <br /> 43 ' <br /> 44 9-03.8(4) Blending Sand <br /> 45 The third paragraph is deleted. <br /> 46 <br /> 47 9-03.8(6)A Basis of Acceptance <br /> 48 In item 3.c.1, the sentence that begins with'These fieid adjustments to the JMF...." is <br /> 49 deleted and repiaa;d with the following sentence: <br /> 50 <br /> 51 Bfend sand may be changed a maximum of 5 percent. <br /> 52 <br /> � 53 Seciions 9-03.12(1)B through 9-03.12(5) are replaced with the following: <br /> 54 <br /> ENGLISH AMENDMENTS DIVISION 9 03.AP9 <br /> JUNE 0, 1998 Page 3 � <br /> � <br />