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CE 200 Quiz 2 Questions and Correct answers with Complete Solution

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s Riprap stands for - ✔✔- Very large pieces of rocks that may be used in addition to preventing erosion of soil as the base course of construction of pavements In Portland cement concrete (PCC)... the use of - ✔✔- Gravel, which is used as course aggregate (CA) filler of the port land cement concrete(PCC) is provided to strength, economy and volume stability In concretes, be the portland cement concrete (PCC) or the asphalt concrete (AC) the fine aggregate (FA) is used as a filler - ✔✔- provide better gradation for the aggregates to (a) prevent gaps in the concrete that will be filled with the cementitious material, (b) improve the work ability especially in (PCC) Aggregates constitute 60% to 75% ,by volume, and 79% to 85% weight, of the conetent of (PCC) and 75% to 85% , by volume, and 92% to 96% by weight of that asphalt concrete (AC) - ✔✔- All of the above are true Aggregates used in concretes, be they portland cement concrete (PCC) or asphalt concrete (AC) are required to meet various standards for which they should be subjected to tests, such as: - ✔✔- All of the above are true Ideally, aggregates used in portland cement concrete (PCC) bor best results, should hvae moisture content that qualifies them for bedding in the wetness state of: - ✔✔- None of the above is true Aggregates sourced from naturally occuring rock formation reflect the properties of the original rock formation of: - ✔✔- All of the above are true For best results in achieving manufacturing economy as well as for performance considerations of the already cured Portland cement concrete (PCC) such as, strength and impermea [Show More]

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