For a fine aggregate, the value of fineness modulus was calculated to be 2.30. Is theparticle size distribution coarser or finer? Does it mean most of the aggregate isretained on the top sieves or bottom sieves?

Fineness modulus indicates how coarse or fine an aggregate is. Higher the fineness modulus coarser…

Answered: For a fine aggregate, the value of…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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The wet mass of an aggregate sample is 583g and its dry mass is 575g. The test shows the absorption as 1.5%. what is the moisture condition of this aggregate? O Air dry Bone dry O Moist O SSD
Please show step by step calculation of each value
what is the requirement volume of fine aggregates (s.g. = 2..4) if the mass nedded for the concrete mix is 850 kg?
Coarse aggregate is placed in a rigid bucket and rodded with a tamping rod to determine its unit weight. The following data are obtained: Volume of bucket = 0.481 %3D Weight of empty bucket = 22.107 Ib %3! Weight of bucket filled with dry rodded coarse aggregate Trial 1 = 69.259 lb %3D Trial 2 = 70.567 lb Trial 3 = 69.708 lb • If the bulk dry specific gravity of the aggregate is 2.727, calculate the percent voids for trial 2. where unit weight of water is 62.40
46.5 kg of fine aggregate is mixed with 72.3 kg of coarse aggregate. The fine aggregate has a moisture content of 2.0% and absorption of 3.4%, whereas the coarse aggregate has a moisture content of 1.3% and absorption of 3.8%. What is the amount of water required to increase the moisture contents of both fine and coarse aggregates to reach absorption? Why is it important to determine the amount of water required to increase the moisture content of aggregate to reach absorption?
Table shows the grain size distributions of aggregates A, and B. Answer the following questions and show all calculations: What are the maximum sizes of aggregates A and B?
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Fine aggregate sample was tested to find its physical properties. The test results were as follows: Bulk specific gravity= 2.42, Apparent specific gravity= 2.58, mass of the vessel full of water = 1350 gm, mass of the vessel plus sand and topped up with water= 1600 gm, mass in wet condition 541 gm. Calculate 1- absorption% 2- moisture content% 3- Bulk density 4- Apparent density
The following are the results in the test for specific gravity of fine aggregates:Mass of Oven-dried specimen in air = 502gMass of Pycnometer filled with water, to calibration mark = 640gMass of Saturated Surface Dry Specimen = 510gMass of Pycnometer filled with specimen and water to calibration mark = 950gCalculate the absorption, apparent specific gravity, bulk specific gravity in SSD condition, and bulk specific gravity in OD condition
Sieve analysis for fine and coarse aggregate is done, how can we say that those samples are good and how can we say that fine and coarse aggregate by computing the fineness modulus?
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(Given are the sieve size and amount Retained.) Show complete solution Sieve analysis test for fine aggregates was performed on a sample of fine aggregates and produced the following results: a. Calculate the percent passing through each sieve. b. Plot the percent finer in a semi-log gradation chart. c. What is the maximum aggregate size of the sample? d. What is the nominal maximum aggregate size of the sample? e. What is the fineness modulus? Is it in typical range?

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For a fine aggregate, the value of fineness modulus was calculated to be 2.30. Is the particle size distribution coarser or finer? Does it mean most of the aggregate is retained on the ton sieves or bottom sieves?