A Cone shape container was filled with a mixture of 35% 0.4 m sandstone powder and 65% concrete. The initial porosity of the mixture inside the container was found to be 0.30. Find 5- Unit weight of the mixture (kN/m³) 1.5 m a) 26.31 b) 20.26 c) 30.04 d) 35.61 6- The density of the mixture inside the container (kg/m³) a) 14179 b) 18419 c) 20511 d) 23121 - If the mixture is compressed to maximum, how much will be the subsidence in (m) inside the cone container. a) 0.35 b) 0.45 c) 0.55 d) 0.25

A Cone shape container was filled with a mixture of 35% 0.4 m sandstone powder and 65% concrete. The initial porosity of the mixture inside the container was found to be 0.30. Find 5- Unit weight of the mixture (kN/m³) 1.5 m a) 26.31 b) 20.26 c) 30.04 d) 35.61 6- The density of the mixture inside the container (kg/m³) a) 14179 b) 18419 c) 20511 d) 23121 - If the mixture is compressed to maximum, how much will be the subsidence in (m) inside the cone container. a) 0.35 b) 0.45 c) 0.55 d) 0.25

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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Three samples of aggregates were taken weighed in moist and dry condition. Moist Dry Unit Unit Absorption Volume Aggregate Wt. Wt. (%) (m³) (kN/m) (kN/m³) Sample 1 23.425 20.018 5.14 0.366 Sample 2 22.7 18.757 3.87 0.695 Sample 3 20.292 18.387 2.62 0.237 Where; Unit weight of water = 9.81 kN/m3 Determine the average free moisture content of the three samples.
Three samples of aggregates were taken weighed in moist and dry condition. Moist Dry Unit Absorption Volume (m3) Unit Aggregate Wt. Wt. (%) (kN/m3) (kN/m3) Sample 1 23.425 20.018 5.14 0.366 Sample 2 22.7 18.757 3.87 0.695 Sample 3 20.292 18.387 2.62 0.237 Where; Unit weight of water = 9.81 kN/m3 %3D Determine the average free moisture content of the three samples.
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A concrete beam sample has a width of 5 inches, a depth of 6 inches, and a length of 20 inches. The sample was tested for ASTM C293. The maximum load carried by the sample after its failure is 95 KN. Determine the modulus of rupture of the sample in psi. (use 1lbf = 4.45 N, round-up your answer to the nearest whole number that is divisible by 5, no need for unit)
1. Calculate the following properties for the data provided in the Table below for a coarse aggregate sample. a. Bulk SSD specific gravity b. Bulk Dry specific gravity A Bulk Dry Sp. Gr. = c. Apparent specific gravity d. Absorption capacity. В — С B Bulk SSD Sp. Gr. = В — С where A Apparent Sp. Gr. = А — С A = dry weight B = SSD weight C = submerged weight В — А (100) A Absorption (%) Weight of Pan + Oven- Dry Aggregate Weight of Pan Weight of Submerged Aggregate Weight of Pan + SD Aggregate 0.8495 Ib 1.9885 lb 0.6870 lb 1.9630 Ib 2. If the Moisture Content of a stockpile sample of the same coarse aggregates is 1.85 %, what is the moisture state of aggregate sample? Select from the four standard moisture states. Explain how you arrived at the answer. 3. If Bulk unit weight of coarse aggerates is 98 Ib/ft³determine the % Voids of dry-rodded aggregate. Youlk S.G(Bulk Dry)*Pwater %Solids * 100 4. Determine the % solids for 2 cases discussed in pre-lab video by using below data.…
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Example 2: Specific gravity test was conducted for a fine aggregate. If the following data was obtained during the test: - the saturated surface dry weight of the sample = 500 g. %3D - Weight of pycnometer full of water= 750 g - Weight of pycnometer and sample and water= 1050 g. - Oven dry weight of the sample is 475 g. for this aggregate, FIND - The apparent specific gravity. - The bulk specific gravity on an ssd basis. Percentage of absorption.
A sieve analysis test was performed on a sample of fine aggregate and produced the following results:Sieve, mm 4.75 2.36 2.00 1.18 0.60 0.30 0.15 0.075 panAmount retained, g 0 33.2 56.9 83.1 151.4 40.4 72.0 58.3 15.6Calculate the percent passing each sieve, and draw a 0.45 power gradation chart with the use of a spreadsheet program. The specific steps or functions selected in the following description can vary somewhat depending on the version of the spreadsheet program being used.
Answer 5.8
SURFACE MOISTURE OF FINE AND COARSE AGGREGATE Pycnometer or Flash Method make up computation, make one Mass of specimen (S) Mass of pycnometer + water (C) Mass of pycnometer + water + specimen (W) Mass of displaced water (V) Specific Gravity, G 2.86 D = S/G % surface moisture