UNIVERSITY OF HOUSTON – DOWNTOWN

 

ENGR 4310 - INDUSTRIAL HYGIENE INSTRUMENTATION

 

LECTURE NOTE OUTLINE – EVALUATION – CHAPTER 15

 

OCTOBER 27, 2009

 

WEEK 10

 

I.                    General Principles

 

II.                 Basic Approach to Hazard Recognition

A.                 Type – Chemical, Physical, Biological, Psychological

B.                 Review of Literature

C.                 Inventory

 

III.               Description of Process or Operation

A.                 Process Flow Sheet

B.                 Checklists

C.                 Process Safety Management

 

IV.              Field Survey

A.                 Sensory Perception

B.                 Control Measures in Use

C.                 Observation and Interview

 

V.                 Monitoring and Sampling

A.                 Rationale

B.                 Monitoring

1.                  Personal

2.                  Area

3.                  Biological/BEIs

4.                  Medical Surveillance

5.                  Combined Effects


 

VI.              Sampling

A.                 Strategy

B.                 Questions

1.                  What and How?

2.                  Where?

3.                  Whom?

4.                  When?

5.                  How Long?

C.        Other Considerations

1.      Notations

2.      How many samples

3.      When to stop monitoring

4.      Who should conduct

5.      Other concerns

D.                 Calculations

1.                  Precision/Accuracy

2.                  Gases/Vapors

a.                   Gas Laws

b.                  Conversions

3.                  Time-Weighted Average (TWA)

4.                  Excursions

 

VII.            Interpretation of Results

A.                 Comparison with Standards and Guidelines

B.                 Limitations with Standards

C.                 Comparison of Results with Other Data