Materials for Civil and Construction Engineers (4th Edition)
4th Edition
ISBN: 9780134320533
Author: Michael S. Mamlouk, John P. Zaniewski
Publisher: PEARSON
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Textbook Question
Chapter 5, Problem 5.41QP
Aggregates from three sources having the properties shown in Table P5.41 were blended at a ratio of 25:60:15 by weight. Determine the properties of the aggregate blend.
TABLE P5.41
| Property | Aggregate 1 | Aggregate 2 | Sand |
| Coarse aggregate angularity, percent crushed faces | 73 | 95 | N/A |
| Bulk specific gravity | 2.774 | 2.390 | 2.552 |
| Apparent specific gravity | 2.810 | 2.427 | 2.684 |
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Based on the data shown in Table P9.31, select the blend for a Superpavedesign aggregate structure. Assume 60.3 million ESAL and 19 mm nominalmaximum aggregate size.
2 - show complete solution
Based on the data shown in Table P9.31, select the blend for a Superpave
design aggregate structure. Assume <0.3 million ESAL and 19 mm nominal
maximum aggregate size.
TABLE P9.31
Blend
Data
1
3
Gmb
Gmm
2.451
2.465
2.467
2.585
2.654
2.584
Gp
1.030
1.030
1.030
P
5.9
5.5
5.8
94.1
94.5
94.2
Ра
4.5
4.5
4.5
Gşb
2.657
2.667
2.705
Hini
127
135
124
Håes
113
114
118
Chapter 5 Solutions
Materials for Civil and Construction Engineers (4th Edition)
Ch. 5 - Prob. 5.1QPCh. 5 - Discuss five different desirable characteristics...Ch. 5 - Discuss five different desirable characteristics...Ch. 5 - The shape and surface texture of aggregate...Ch. 5 - Define the following terms: a. Saturated...Ch. 5 - Three samples of fine aggregate have the...Ch. 5 - A sample of wet aggregate weighed 297.2 N. After...Ch. 5 - 46.5 kg (102.3 lb) of fine aggregate is mixed with...Ch. 5 - Samples of coarse aggregate from a stockpile are...Ch. 5 - Base course aggregate has a target dry density of...
Ch. 5 - Calculate the percent voids between aggregate...Ch. 5 - Calculate the percent voids between aggregate...Ch. 5 - Coarse aggregate is placed in a rigid bucket and...Ch. 5 - The following laboratory tests are performed on...Ch. 5 - Students in the materials lab performed the...Ch. 5 - The specific gravity and absorption test (ASTM...Ch. 5 - Prob. 5.18QPCh. 5 - Calculate the sieve analysis shown in Table P5.19...Ch. 5 - Calculate the sieve analysis shown in Table P5.20,...Ch. 5 - A sieve analysis test was performed on a sample of...Ch. 5 - A sieve analysis test was performed on a sample of...Ch. 5 - Draw a graph to show the cumulative percent...Ch. 5 - Referring to Table 5.6, plot the specification...Ch. 5 - Referring to the aggregate gradations A, B, and C...Ch. 5 - Table P5.26 shows the grain size distributions of...Ch. 5 - Table P5.27 shows the grain size distributions of...Ch. 5 - Three aggregates are to be mixed together in the...Ch. 5 - Table P5.29 shows the grain size distribution for...Ch. 5 - Laboratory specific gravity and absorption tests...Ch. 5 - Table P5.31 shows the grain size distribution for...Ch. 5 - Prob. 5.32QPCh. 5 - Laboratory specific gravity and absorption tests...Ch. 5 - Prob. 5.34QPCh. 5 - Define the fineness modulus of aggregate. What is...Ch. 5 - Calculate the fineness modulus of aggregate A in...Ch. 5 - Calculate the fineness modulus of aggregate B in...Ch. 5 - A portland cement concrete mix requires mixing...Ch. 5 - Discuss the effect of the amount of material...Ch. 5 - Aggregates from three sources having the...Ch. 5 - Aggregates from three sources having the...Ch. 5 - A contractor is considering using three stockpiles...Ch. 5 - Prob. 5.43QPCh. 5 - What are the typical deleterious substances in...Ch. 5 - Review ASTM D75 and summarize the following: a....
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- 9.31 Based on the data shown in Table P9.31, select the blend for a Superpave design aggregate structure. Assume <0.3 million ESAL and 19 mm nominal maximum aggregate size. Table P9.31 Blend Data 1 2 3 2.451 2.465 2.467 Gmb Gmm Gp P P3 Pd Gsb Hini Hdes 2.585 2.654 2.584 1.030 1.030 1.030 5.9 5.5 5.8 94.1 94.5 94.2 4.5 4.5 4.5 2.657 2.667 2.705 127 135 124 113 114 118arrow_forwardPlease provide complete solution.arrow_forward4 pts Question 23 What is the fineness modulus of this aggregate? % Cumulative Retained Retained Mass 0% Sieve Size (US) (g) Retained Passing 1" 3/4" 1/2" 3/8" # 4 650 18.3 700 19.7 632 17.8 175 4.9 # 8 200 5.6 #16 W 150 4.2 #30 125 3.5 #50 331 9.3 #100 288 8.1 #200 250 7 Pan 50 1.4 Total 3551 O 5.20 O 1.57 O 3.89 O 6.50arrow_forward
- A sieve analysis test was performed on a sample of coarse aggregate and pro- duced the results in Table P5.22. a. Calculate the percent passing through each sieve. b. What is the maximum size? c. What is the nominal maximum size? d. Plot the percent passing versus sieve size on a semilog gradation chart. e. Plot the percent passing versus sieve size on a 0.45 gradation chart (Figure A.25). f. Referring to Table 5.5 (ASTM C33), what is the closest size number and does it meet the gradation for that standard size? TABLE P5.22 Sieve Size, mm Amount Retained, g 75.0 50.0 37.5 1678 25.0 7212 19.0 5443 12.5 6124 9.5 12111 4.75 4581 Pan 590arrow_forwardGiven the data in Table P9.33, select the blend and the design binder contentfor a Superpave design aggregate structure for a 5 million ESAL and a 19 mmnominal maximum aggregate size.arrow_forwardQиestion no.08 The result of specific gravity test is given below Weight of saturated aggregate in water =618gm Weight of oven dry sample = 982 gm Weight of saturated surface dry aggregate = 990 gm (i) Calculate the specific gravity of aggregate?arrow_forward
- pls answer soonarrow_forward2. A sieve analysis was conducted on an aggregate with a nominal maximum aggregate size of 20 mm. The following data was obtained: Sieve size (mm) Mass retained (g) 37.5 26.5 80 19.0 120 9.5 800 4.75 1450 2.36 130 Pan 80 a) Find the percentage of passing on each sieve and plot the particle size distribution. b) Show the Australian Standard (AS2758) upper and lower limits for this aggregate type on the same plot. As per this standard, is the aggregate well-graded or poorly graded? c) What should we do if the aggregate is poorly graded?arrow_forwardPls solve fast and correct do not solve wrongarrow_forward
- 2.638, 2.514, 2.437 O 2.651, 2.472, 2.364arrow_forwardTable 1 shows the sieve analysis of a 900-g fine aggregate samples. (c) Identify which aggregate is (i) open graded (ii) gap graded and (iii) dense graded. Justify your answer.arrow_forward(c) Table 1 shows the mass of fine aggregates used to conduct a specific gravity test. Calculate the; i) Dry bulk specific gravity ii) SSD bulk specific gravity i) Apparent specific gravity iv) Aggregate absorption. Table 1 Mass of Aggregate 600 g SSD Mass of Aggregate 589 g Mass of pycnometer with water 710 g Mass of pycnometer with water and aggregate 1090 g Mass of aggregate at cool temperature 498 garrow_forward
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Aggregates: Properties; Author: nptelhrd;https://www.youtube.com/watch?v=49yGZYeokKM;License: Standard YouTube License, CC-BY