Bennett Environmental Inc Proposed Kirkland Lake Thermal

0,15

MB

Oxidizer Facility

33

stron

3375

ID

Bennett Environmental Inc.

2001

rok

Table of Contents

1 INTRODUCTION.. 1

1.1 DECONTAMINATION (CLEAN UP) TARGETS 2

1.2 TECHNOLOGY FLEXIBILITY .. 2

1.3 IMPACT TO HOST COMMUNITY.. 3

1.4 PERMANENCE OF CLEAN UP. 3

1.5 COMPETITIVE TREATMENT COSTS. 3

1.6 CONCLUSION.. 3

2 REMEDIATION . 4

2.1 IN SITU SOIL REMEDIATION . 4

2.2 EX SITU SOIL REMEDIATION 5

2.3 TABLE 1, SUMMARY OF EX SITU HAZARDOUS WASTE ORGANIC TREATMENT

TECHNOLOGIES. 7

3 EVALUATION OF SELECTED EX-SITU TECHNOLOGIES.. 11

3.1 INCINERATION (HIGH TEMPERATURE THERMAL OXIDATION) .. 11

3.2 DEHALOGENATION 11

3.2.1 Base-catalyzed Dechlorination (BCD) 11

3.2.2 Glycolate/Alkaline Polyethylene Glycol (APEG).. 13

3.2.3 Solvated Electron Technology. 14

3.3 GAS PHASE CHEMICAL REDUCTION (ECOLOGIC PROCESS) 15

3.4 ENHANCED BIOREMEDIATION. 16

3.4.1 BioPiles . 18

3.4.2 Slurry Phase Biological Treatment .. 19

3.5 CHEMICAL EXTRACTION . 19

3.5.1 Solvent Extraction . 20

3.6 CHEMICAL REDUCTION / OXIDATION 21

3.7 THERMAL DESORPTION .. 21

3.7.1 High Temperature Thermal Desorption (HTTD) .. 23

3.7.2 Low Temperature Thermal Desorption (LTTD). 23

3.8 MOLTEN SALT OXIDATION 23

3.9 MOLTEN METAL OXIDATION 24

3.10 PLASMA ENERGY PYROLYSIS . 25

3.11 SOIL WASHING . 25

3.12 SOLIDIFICATION / STABILIZATION 26

3.13 LANDFILLING – EXCAVATION, RETRIEVAL AND OFF-SITE DISPOSAL. 27

4 CONCLUSION.. 27

5 APPENDIX A: FIXED TREATMENT FACILITY VS ONSITE TREATMENT 29

5.1 CENTRALIZED FACILITY VS. ONSITE TREATMENT.. 29

5.2 THE ONTARIO EXPERIENCE 31

5.2.1 Smithville.. 31

5.2.2 St. Catherines . 31