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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Chapter 9, Problem 9.42QP
To determine
State four advantages of recycling asphalt pavement materials and explain why RAP materials are not mixed with aggregates in a hot mix asphalt concrete plant and show the proper ways of recycling the RAP materials in the two types of hot mix asphalt plants.
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State four advantages of recycling asphalt pavement materials. Why can we not mix the RAP materials with aggregates in a conventional hot-mix asphalt concrete plant? Show the proper ways of recycling the RAP materials in the two types of hot-mix asphalt plants.
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Marshall Mix Design
Chapter 9 Solutions
Materials for Civil and Construction Engineers (4th Edition)
Ch. 9 - Prob. 9.1QPCh. 9 - Prob. 9.2QPCh. 9 - Prob. 9.3QPCh. 9 - Prob. 9.4QPCh. 9 - Prob. 9.5QPCh. 9 - Prob. 9.6QPCh. 9 - Prob. 9.7QPCh. 9 - What are the engineering applications of each of...Ch. 9 - Prob. 9.9QPCh. 9 - Prob. 9.10QP
Ch. 9 - Prob. 9.11QPCh. 9 - Prob. 9.12QPCh. 9 - Prob. 9.13QPCh. 9 - Prob. 9.14QPCh. 9 - Prob. 9.15QPCh. 9 - Prob. 9.16QPCh. 9 - Prob. 9.17QPCh. 9 - Prob. 9.18QPCh. 9 - What are the objectives of the asphalt concrete...Ch. 9 - Prob. 9.20QPCh. 9 - Prob. 9.21QPCh. 9 - Prob. 9.22QPCh. 9 - Prob. 9.23QPCh. 9 - Prob. 9.24QPCh. 9 - Prob. 9.25QPCh. 9 - An asphalt concrete mixture includes 94% aggregate...Ch. 9 - Prob. 9.27QPCh. 9 - Prob. 9.28QPCh. 9 - Prob. 9.29QPCh. 9 - Prob. 9.30QPCh. 9 - Based on the data shown in Table P9.31, select the...Ch. 9 - Based on the data in Table P9.32, determine the...Ch. 9 - Given the data in Table P9.33, select the blend...Ch. 9 - The Marshall method of mix design has been widely...Ch. 9 - Prob. 9.35QPCh. 9 - Prob. 9.36QPCh. 9 - Prob. 9.37QPCh. 9 - Prob. 9.38QPCh. 9 - Prob. 9.39QPCh. 9 - Prob. 9.40QPCh. 9 - Prob. 9.41QPCh. 9 - Prob. 9.42QPCh. 9 - Prob. 9.43QPCh. 9 - What is the purpose of adding fly ash to asphalt...Ch. 9 - Prob. 9.45QPCh. 9 - Prob. 9.47QPCh. 9 - Prob. 9.48QP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.Similar questions
- What are the components of hot-mix asphalt? What is the functions of each component in the mix?arrow_forwardThe mixture maximum specific gravity at 5.0 % asphalt binder content is 2.495. The asphalt specific gravity is 1.030. Compute the aggregate effective specific gravity. Estimate the mixture maximum specific gravity at 6.0 % asphalt binder content.arrow_forwardHighway engineering civil engineering Question number (21)arrow_forward
- I need answer within 20 minutes please please with my best wishesarrow_forwardQ3) You are required to determine if a certain asphalt can be graded as PG 58 - 28. What agingequipment and testing temperatures should use for the following tests? Explain the rational behind selecting the above testing temperatures.a) Dynamic Shear Rheometer for rutting analysis.b) Dynamic Shear Rheometer for fatigue cracking analysis.c) Bending Beam Rheometer for low temperature cracking analysis.d) Direct Tension Tester for low temperature cracking analysis.arrow_forwardDiscuss the aging that occurs in asphalt cement during mixing with aggregatesand in service. How can the different types of aging of asphalt cement besimulated in the laboratory?arrow_forward
- E Q2: Two types of asphalt cement (A and B) have been tested with different temperatures to indicate the kinematic viscosity and the table below presented the results. 1- Draw the viscosity vs temperature chart, 2- Indicate the raixing and compaction temperatures ranges for each type, 3- Which one is more susceptible to temperature change? 130 140 Temperature, C Kinematic viscosity, centistoke Type A Type B 600 800 420 500 150 300 290 160 220 180 Dis 170 D857arrow_forwarddiscuss BRIEFLY the effects of at least 10 Deficiencies in Asphalt Mixarrow_forwardQ4) Determine the PG grade of the asphalt whose results are shown in the table below? Show all calculations and comparisons with Superpave requirements. Test Results Original Properties Flash point temperature, °C 278 Viscosity @ 135 °C 0.490 Pa.s Dynamic shear Rheometer @ 82 °C @ 76 °C G* = 0.82 kPa, 8 = 68° G* = 1.00 kPa, 8 = 64° @ 70 °C G* = 1.80 kPa, 8 = 60° Rolling Thin Film Oven Aged Binder Mass loss, % 0.63 Dynamic shear Rheometer @ 82 °C @ 76 °C G* = 1.60 kPa, 8 = 65° G* = 2.20 kPa, ô = 62° @ 70 °C G* = 3.50 kPa, 8 = 58° Rolling Thin Film Oven and PAV Aged Binder Dynamic shear Rheometer @ 34 °C @ 31 °C @ 28 °C G* = 2500 kPa, 8 = 60° G* = 3700 kPa, 8 = 58° G* = 4850 kPa, 8 = 56° Bending Beam Rheometer @ -6 °C, 60-sec @ -12 °C, 60-sec @ -18 °C, 60-sec S = 255 MPa, m = 0.329 S = 290 MPa, m = 0.305 S = 318 MPa, m = 0.277arrow_forward
- BMD revolves around the concept of balancing rutting and cracking of the mix. The figure below applies to all three different BMD methodologies. Using your own words explain all different components of this figure, how BMD is achieved, and what different tests and parameters are used to assess the asphalt mixes cracking and rutting performance. Submit your solution in a word file (maximum number of words allowed: 800) Cracking Durable Min Max Rinder Content Stable Ruttingarrow_forward1. What name is given to asphalt based on its consistency at room temperature? 2. Asphalt cement is classified into grade based from the result of what test?arrow_forwardi need the solution very quicklyarrow_forward
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