Pearson eText for Materials for Civil and Construction Engineers -- Instant Access (Pearson+)
Pearson eText for Materials for Civil and Construction Engineers -- Instant Access (Pearson+)
4th Edition
ISBN: 9780137505586
Author: Michael Mamlouk, John Zaniewski
Publisher: PEARSON+
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Chapter 5, Problem 5.40QP

Aggregates from three sources having the properties shown in Table P5.40 were blended at a ratio of 55:25:20 by weight. Determine the properties of the aggregate blend.

TABLE P5.40

Property Aggregate 1 Aggregate 2 Sand
Coarse aggregate angularity, percent crushed faces 100 87 N/A
Bulk specific gravity 2.631 2.711 2.614
Apparent specific gravity 2.732 2.765 2.712
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5.41 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 Coarse aggregate angularity, percent crushed faces Bulk specific gravity Apparent specific gravity Aggregate 1 73 2.774 2.810 Aggregate 2 95 2.390 2.427 Sand N/A 2.552 2.684
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

Pearson eText for Materials for Civil and Construction Engineers -- Instant Access (Pearson+)

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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Aggregates: Properties; Author: nptelhrd;https://www.youtube.com/watch?v=49yGZYeokKM;License: Standard YouTube License, CC-BY