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Mercury
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Phase II Reports >> Pretreatment Manual
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For more
information, contact David Eppstein by email at
deppstein@masco.harvard.edu,
or by calling 617-632-2860.
MWRA / MASCO
PHASE II
END-OF-PIPE SUBCOMMITTEE
MERCURY WORK GROUP
PRETREATMENT GUIDANCE MANUAL
December 1997
TABLE OF CONTENTS
Section Title
1.0 Introduction
2.0 Background Information on Pretreatment
3.0 Step-by-Step Approach to Discharge
Compliance
4.0 Selecting a Consultant
4.1 General Considerations
4.2 Required
Engineering Documents
5.0 Source Reduction Concepts
5.1 Procedural Changes
5.2 Material Changes
5.3 Technology Changes
5.4 Recycle and Reuse
5.5 Option
Feasibility Analyses
5.6 Option
Implementation
6.0 Wastewater Characterization
6.1 General Considerations
6.2
Mercury Species in Wastewater and Mercury Speciation Testing
7.0 Coordination of Source Reduction,
Segregation, and Pretreatment
8.0 Types of Pretreatment Systems
8.1 General Considerations
8.2
Types of Pretreatment Unit Operations
9.0 Pretreatment System Bench-Scale Testing
10.0 Pretreatment System Pilot Testing
11.0 Pretreatment System Economic
Analysis
11.1 Direct Costs
11.2 Indirect Costs
11.3 Payback Period
11.4 Depreciation
11.5 The
Time Value of Money
11.6
Qualitative Considerations
12.0 Pretreatment System Implementation and
Operation
13.0 Permitting, Licensing, and
Regulatory Compliance Issues
Figures:
Figure 1, 10 Steps Toward Industrial
Discharge Compliance
Figure 2, Recommended Sampling
Port for Special Wastes
Figure 3, Hg Source Reduction,
Segregation, and Pretreatment Plan
Figure 4, Equalization of Wastewater
Flow and Concentration
Appendices:
A - Selected Permits and Licenses Required for
Sewer Discharge A-1
and Pretreatment System Installation
B - Sample Payback Period Analysis B-1
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