PHASE II REPORT - Caltrans

CALTRANS Fugro Consultants, Inc.
Contract 65A0151 Project 1101-3139
Phase II Report December, 2010
5.2 STATISTICAL MODEL ................................................................................................ 78
5.3 PROPOSED EXPERIMENTAL PLAN.......................................................................... 79
5.3.1 AMT Test .......................................................................................................... 80
5.3.2 CAT Test........................................................................................................... 81
5.3.3 ACT Test........................................................................................................... 82
5.3.4 Randomization Requirements ........................................................................... 82
5.4 CONCLUSIONS AND RECOMMENDATIONS ............................................................ 82
6.0 CHAPTER 6 SLURRY SURFACING SYSTEM (3S) STRAWMAN SPECIFICATION ............. 83
6.1 DESCRIPTION............................................................................................................ 83
6.1.1 Asphalt Emulsion .............................................................................................. 83
6.1.2 Aggregate ......................................................................................................... 84
6.2 STOCKPILE AND STORAGE...................................................................................... 85
6.2.1 Water And Additives.......................................................................................... 85
6.2.2 Mineral Filler. .................................................................................................... 85
6.3 PAVING MIXTURE...................................................................................................... 85
6.4 APPLICATION RATE .................................................................................................. 87
6.5 QUALITY ASSURANCE .............................................................................................. 87
6.5.1 Orientation Session For Project Personnel........................................................ 87
6.5.2 Test Strip. ......................................................................................................... 88
6.5.3 Project Documentation...................................................................................... 88
6.6 CONSTRUCTION REQUIREMENTS .......................................................................... 88
6.6.1 Weather Limitations. ......................................................................................... 88
6.6.2 Mixing Equipment.............................................................................................. 88
6.6.3 Proportioning Devices. ...................................................................................... 89
6.6.4 Spreading Equipment........................................................................................ 89
6.6.4.1 Secondary Strike-Off.................................................................... 89
6.6.4.2 Rut Box........................................................................................ 89
6.6.5 Machine Calibration. ......................................................................................... 90
6.6.6 Workmanship.................................................................................................... 90
6.6.7 Surface Preparation. ......................................................................................... 90
6.6.8 Tack Coat. ........................................................................................................ 91
6.6.9 Cracks. ............................................................................................................. 91
6.6.9.1 Handwork..................................................................................... 91
6.6.9.2 Application. .................................................................................. 91
6.6.9.3 Clean Up...................................................................................... 91
6.7 METHOD OF MEASUREMENT................................................................................... 92
6.7.1 Area.................................................................................................................. 92
6.8 BASIS OF PAYMENT.................................................................................................. 92
7.0 CHAPTER 7 SUMMARY AND CONCLUSIONS.................................................................... 93
7.1 SUMMARY .................................................................................................................. 93
7.2 CONCLUSIONS .......................................................................................................... 94
APPENDIX A PROPOSED TEST METHOD FOR THE AUTOMATED MIXING TEST (AMT)............ 95
APPENDIX B PROPOSED TEST METHOD FOR THE COHESION-ABRASION TEST (CAT).........111
APPENDIX C RESULTS OF RUGGEDNESS AMT TESTING..........................................................120
APPENDIX D RESULTS OF cat RUGGEDNESS TESTING.............................................................125
APPENDIX E LAB RESULTS FOR AGGREGATES and EMULSIONS USED IN EXPERIMENTAL
MIXES .........................................................................................................................145
APPENDIX F UPDATED WORK PLAN FOR PHASE III...................................................................241
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