Risk Assessment
Based on ASTM Consultantís Training Workshop

4/8/97

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Table of Contents

Risk Assessment
Based on ASTM Consultantís Training Workshop

Exposure Pathway Evaluation

The Two Elements of Risk

Federal Risk Assessment Paradigm

Risk Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Toxicity Assessment

Risk Assessment

Exposure Assessment

Exposure Assessment

Exposure Assessment

Exposure Assessment

Exposure Assessment

Example Exposure Factors

Example Intake Equations

Risk Assessment

Risk Characterization

Risk Characterization

Calculating RBSL (RBEL)

Example RBSL Equations

Risk Characterization

Risk Characterization

Risk Characterization

Risk Characterization

Risk Characterization

Risk Characterization

Cumulative Risk Adjustment

Cumulative Risk Adjustment

Class Exercise # 1

Class Exercise # 1 - Solution
Estimation of Intake: Adult Ingestion of Water

Class Exercise # 2

Class Exercise # 2 - Solution
Estimation of Intake: Adult Inhalation of Vapors

Class Exercise # 3

Class Exercise # 3 - Solution
Estimation of Intake: Child Soil Ingestion

Class Exercise # 4

Class Exercise # 4 - Solution
Risk Characterization: Carcinogens

Class Exercise # 5

Class Exercise # 5 - Solution
Risk Characterization: Non-Carcinogens

Class Exercise # 6

Class Exercise # 6 - Solution
Estimating RBSL in Groundwater
for Benzene

Class Exercise # 7

Class Exercise # 7 - Solution
Estimating RBSL in Groundwater
for Toluene

Authors: Jim Rocco/Eric Nichols/Lesley Hay Wilson

Email: hay_wilson@mail.utexas.edu

Home Page: http://www.ce.utexas.edu/stu/haywilli/home.html