fly ash/plastic synthetic aggregate for construction material

TABLE OF CONTENTS
EXECUTIVE SUMMARY................................................................................................ i
TABLE OF CONTENTS.................................................................................................. ii
1.0 INTRODUCTION................................................................................................... 1
2.0 RESEARCH OBJECTIVES .................................................................................. 3
3.0 PROJECT JUSTIFICATION................................................................................ 4
3.1 Fly Ash................................................................................................................... 4
3.2 Recycled Plastics.................................................................................................... 4
3.3 Aggregate............................................................................................................... 6
3.4 Past Research......................................................................................................... 6
4.0 SCOPE OF WORK................................................................................................. 8
4.1 Determining the Effect of PVC Content in the #3-7 Plastic Waste Streams ......... 8
4.2 Alternative Thermoplastic Waste Streams............................................................. 8
4.3 Use of Ammoniated Fly Ash for Producing SLA.................................................. 9
4.4 Engineering Properties of SLA............................................................................ 10
5.0 EXPERIMENTAL STUDIES .............................................................................. 11
5.1 Previous Mixed Waste Composition................................................................... 11
5.2 Test Results from of the Effect of PVC............................................................... 12
5.3 Ammoniated Fly Ash Testing.............................................................................. 15
5.4 Waste Electronic Plastics as Binder for SLA...................................................... 16
6.0 ENGINEERING PROPERTIES OF SLA.......................................................... 19
6.1 Physical Attributes............................................................................................... 19
6.2 Aggregate Bulk Density....................................................................................... 19
6.3 Bulk Specific Gravity, Absorption Capacity, and Moisture Content .................. 20
6.4 Los Angeles Abrasion Test................................................................................. 23
7.0 CONCLUSIONS ................................................................................................... 28
8.0 REFERENCES...................................................................................................... 29
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