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• • <br />Grades. When tested by Test Method Tex-200-F, Part 1, the <br />gradation requirements for th e several grades of aggregate shall <br />be as follows: <br /> Percent by Weight <br />Grade 1: Retained on 7/8" sieve. .0 <br /> Retained on 3/4" sieve. .0-5 <br /> Retained on 5/8" sieve. F5-100 <br /> Retained on 3/8" sieve. 95-100 <br /> Retained on No. 10 sieve. 99-100 <br />Grade 2: Retained on 3/4".sieve. .0 <br /> Retained on 5/8" sieve. .0-5 <br /> Retained on 1/2" sieve. 85-100 <br /> Retained on 3/8" sieve. 95-100 <br /> Retained on No.- 10 sieve. 99-100 <br />Grade 3: Retained on 5/8" sieve. .0 <br /> Retained on 1/2" sieve. .0-5 <br /> Retained on 3/8" sieve. 85-100 <br /> Retained on 1/4" sieve. 95-100 <br /> Retained on No. 10 sieve. 99-lOG <br />Grade 4: Retained on 1/2" sieve: .0 <br /> Retained on 3/8" sieve. .0-5 <br /> Retained on 1/4" sieve. 95-100 <br /> Retained on No. 10 sieve. 99-100 <br />Grade 5: Retained on 3/$" sieve. .0 <br /> Retained <br />Retai <br />d on 1/4" sieve. <br />N <br />4 .0-5 <br /> ne on o. <br />sieve 50-100 <br /> Retained on No. 10 sieve. 99-100 <br />The aggregate shall not contain more than 1.0 percent by weight of <br />fine dust, clay-like particles and/or silt present when tested in <br />accordance with Test Method Tex-217-F, Part 2. <br />Measurement and Payment. Aggregates will be measured and paid for <br />in accordance with the governing specifications for the items of <br />construction in which these materials are used. -' <br />ITEM 302 <br />AGGREGATE FOR SURFACE TREATMENTS <br />(Class B) <br />Description. This item establishes the requirements for aggregate <br />to be used in the construction of surface treatments. <br />Materials. Aggregates <br />particles of gravel, c <br />natural limestone rock <br />more than 5 percent by <br />material as determined <br />shall be composed of clean, tough and durable <br />rushed gravel, curshed stone, crushed slag or <br />asphalt. These materials shall not contain <br />weight of soft particles and other deleterious <br />by Test Method Tex-217-F, Part 1. <br />(9) <br />