1 Weight of retained on each sieve. 2. Calculate the fineness modulus for the sanmple. 2. According to specifications.check the grading of this sample. 3. Plot a graph between sieve size and % accumulative passing and plot the upper bound and lower bound for each sieve. 4. What are the nominal maximumand the mIximumsieve size for the sample? 5. In which zone is the sand sample according to specifications. if the total weight of the sample is 500 g Sieve size Cumulative Percentage of retained, % (3/8 in) (No4) 3. (No.8) 12 (No.16) 44 (No.30) 85 (No.50) (No.100) (Pan) 91 97 100

1 Weight of retained on each sieve. 2. Calculate the fineness modulus for the sanmple. 2. According to specifications.check the grading of this sample. 3. Plot a graph between sieve size and % accumulative passing and plot the upper bound and lower bound for each sieve. 4. What are the nominal maximumand the mIximumsieve size for the sample? 5. In which zone is the sand sample according to specifications. if the total weight of the sample is 500 g Sieve size Cumulative Percentage of retained, % (3/8 in) (No4) 3. (No.8) 12 (No.16) 44 (No.30) 85 (No.50) (No.100) (Pan) 91 97 100

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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If the weight of sample of sand in sieve analysis test was 420 gm and the weight retained on sieve are shown in table below. Is the sand satisfying the specification? Calculate the fineness modulus of sand and what is the average size ? Sieve size 10 2.36 1.18 0.6 0.3 0.15 < 0.15 (mm) Weight 8.4 63 96.6 143 59 34 16 retained (gm) Sieve size Specification limits for cumulative passing (mm) Zone 1 Zone 2 Zone 3 Zone 4 9.5 100 100 100 100 4.75 100 - 90 100 - 90 100 - 90 100 -95 2.36 95 -60 100 - 75 100 - 85 100 - 95 1.18 70 - 30 90 - 55 100 - 75 100 - 90 0.6 34 15 59 - 35 79 - 60 100 - 80 0.3 20 - 5 30 - 8 40 - 12 50 - 15 0.15 10 - 0 10 - 0 10 - 0 15 - 0 < 0.15 ------ ------
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A 627-g sample of sand was found to have the following amounts of material retained on each sieve/pan: 3/8 in. = 22 g, No. 4 = 45 g, No. 8 = 96 g, No. 16 = 122 g, No. 30 = 163 g. No. 50 86 g, No. 100 = 51 g, No. 200 = 30 g, pan = 11 g a. Calculate the fineness modulus of the sand. b. Is this sieve analysis valid for acceptance purposes? Explain why. c. Does the sand meet the particle size criteria of ASTM C 33. Fully justify your answer (list and check all relevant criteria from ASTM C33)
Determine the Fineness Modulus of the sand given its sieve analysis in the following table. (round to 2nd decimal place) Weight Retained Sieve (g) 3/8 in. 10 No.4 80 No.8 80 No.16 350 No.30 240 No.50 80 No.100 160
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