Using Polymer Modified Asphalt Emulsions in Surface Treatments A ...

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Table 24: Testing Plan Protocols for 2008 Evaluations PROPERTY TEST METHOD SPEC. RESULT Asphalt Emulsion as Received Standard AASHTO or ASTM tests: AASHTO M-140 Emulsified Asphalt or AASHTO M-208 Cationic Emulsified Asphalt Field Viscosity Test WYDOT 538.0 Report Evaporative Method Residue (24 hours @ 25°C, 24 hours @ 60°C, Forced Draft Oven) Frequency Sweep Frequency Sweep AASHTO T 315 (25 mm, 0.1 – 100 rad/sec, 10% Strain) (G*, , etc…) HTG* Multiple Stress Creep Recovery % Recovery & Jnr at each TP 70-08 (100, 1000, 3200 & 10,000Pa) stress level Frequency Sweep Frequency Sweep AASHTO T 315 (25 mm, 0.1 – 100 rad/sec, 10% Strain) HTG Report (G*, , etc…) Multiple Stress Creep Recovery - 6°C % Recovery & Jnr at each TP 70-08 (100, 1000, 3200 & 10,000Pa) stress level Frequency Sweep Frequency Sweep AASHTO T 315 (25 mm, 0.1 – 100 rad/sec, 10% Strain) HTG (G*, , etc…) Multiple Stress Creep Recovery -12°C % Recovery & Jnr at each TP 70-08 (100, 1000, 3200 & 10,000Pa) stress level • Resistance to Deformation: G*/sind @ 12% Strain • Strain Tolerance: Strain Test Strain Sweep, 1 – 50% strain, 10 rad/s 25ºC Level at which G* < 90% G* initial • Failure Properties: Strain Level at which G*
PROPERTY TEST METHOD SPEC. RESULT Bending Beam Rheometer -12°C + -18°C AASHTO T 313 Stiffness + m-value Performance tests for Chip Seals Sweep Test Modified ASTM D-7000 Report Performance tests for Polymer Modified Slurry Seals and Micro-Surfacing Recommended Performance Guidelines for Emulsified Asphalt Slurry Seal Surfaces ISSA A105 ISSA Recommended Performance Guidelines for Polymer Modified Micro-Surfacing ISSA A143 ISSA Tests recommended by Caltrans Slurry/Micro-Surface Mix Design Procedure Project /Contract 65A0151 TBD 118
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Using Polymer Modified Asphalt Emul
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2.10 SURFACE TREATMENTS, DISTRESS,
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EXECUTIVE SUMMARY Needs to be Compl
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DISCLAIMER This document is dissemi
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1. Compile published research on th
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2.0 LITERATURE REVIEW OF POLYMER MO
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the emulsion solution is termed the
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molecular weights ranging up to 100
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Elastomeric polymers exhibit a low
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The first commercial process that w
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2.2.3 Synthetic Rubber and Latex Sy
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Latex Modified Unmodified 80 Chip R
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of residual asphalt (3). Additional
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Sabbagh and Lesser (1998) note that
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2.2.6 Plastics The plastic polymer
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high temperature performance, but w
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2.2.7 Polymer Blends Select polymer
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Table 2: Polymer Modification Metho
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Forbes et al found that asphalt emu
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Lubbers and Watson (2005) present t
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Takamura and Heckmann (1999) sugges
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Neat Asphalt + 8% LDPE1 + 8% LDPE2
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Figure 16: Effect of SBS Concentrat
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destruction of the polymer modifier
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emulsified and non-emulsified aspha
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However, in developing the SPG, Epp
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• Forced Air-Drying Method - This
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• Wet Track Abrasion Loss - used
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ductility (61). King characterizes
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Polymer modified asphalt emulsions
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3 40-120º F 5.02 12.81 6.04 14.92
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emulsions require a much longer set
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Figure 20: Chip Seal Aggregate Rete
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design specifications are meticulou
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Holleran (n.d.) recommends using SB
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22 20 18 Vertical Displacement (%)
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Page 75 and 76: Microsurfacing applications by defi
Page 77 and 78: Thus, the cohesive properties of SB
Page 79 and 80: dimensional polymer network is pres
Page 81 and 82: Moreover, although the moduli of th
Page 83 and 84: Numerous decision tools and best pr
Page 85 and 86: 3.0 LABORATORY TESTING AND SPECIFIC
Page 87 and 88: and performance-related specificati
Page 89 and 90: were consistently twice as high as
Page 91 and 92: • Polymer/Asphalt Compatibility a
Page 93 and 94: angle at the lowest pavement temper
Page 95 and 96: damaged by temperature. The problem
Page 97 and 98: Because the industry survey and oth
Page 99 and 100: conforming to the following criteri
Page 101 and 102: with faster curing and longer wear.
Page 103 and 104: Table 17: Comparison of Microsurfac
Page 105 and 106: Emulsion/Aggregate Performance Test
Page 107 and 108: the FLH report-only format be used
Page 109 and 110: leading the negatives. If post-blen
Page 111 and 112: opportunity to evaluate performance
Page 113 and 114: traffic areas, as are durable, poli
Page 115 and 116: esearchers, with the leading candid
Page 117 and 118: Table 13 illustrates a draft Strawm
Page 119 and 120: Laboratory Design Procedures • Ch
Page 121 and 122: • Develop/improve performance met
Page 123: specification tests will cost appro
Page 127 and 128: 14. Takamura, Koichi, “SBR Latice
Page 129 and 130: 38. Turk, Johannes, and Schmidt, Ma
Page 131 and 132: 62. Desmazes, C., Lecomte, M., Lesu
Page 133 and 134: 86. European Standard EN 14895, “
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