ML19308C334
| ML19308C334 | |
| Person / Time | |
|---|---|
| Site: | Crane  |
| Issue date: | 03/28/1979 |
| From: | NRC - NRC THREE MILE ISLAND TASK FORCE |
| To: | NRC - NRC THREE MILE ISLAND TASK FORCE |
| References | |
| TASK-TF, TASK-TMR NUDOCS 8001220758 | |
| Download: ML19308C334 (3) | |
Text
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A 4
4 TASK D - APPLICATION OF IIF PRINCIPLES TO CR DESIG':
l j
I.
Introduction A.
Statement of Prob 1cu B.
Tash Objectives C.
Scope of Investigation i
II.
Summary of. Findings A.
Relationship of Systen Design to CRO'Perfornance 1.
Major systen/couponents involved in first 150 minuten of incident 2.
Summary of HFE design inadequacies 3.
Contribution of design inadequacies to CR0 performance 1
B.
Evaluation of CR Design Integration C.
Comparison of TMI-2 IIFE Design Process to Other Organizations 1
j TTI.
Method 4
j A.
Development of Preliminary Timeline/ Decision-Action Sequence i
1.
Information sources
}
n.
Weaver Report b.
I&E Report.
{
c.
Chronologies d.
Operator Interviews 2.
Review by Essex CR0s
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B.
V a l i d a t io n / R ev i s'io n of Timeline/ Decision.iction Sequence j
1.
Unik-through of sequence at TMI-2 2.
Review by Essex CR0s 3.
Revlow by TMT-2 CRos C..
Identification of Critical Systens and' Components 1.
Revicu of tincline/ decision-action sequence j
2.
Analysis of incident.by Esses 979s
-3.
Task analysis
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O w
D.
Development of IIFE TE E Plan 1.
Analysis of critical systems and components a.
Identification of CR0 workstations b.
Identification of critical controls and displays 2.
Identification of major llFE design considerations 3.
Identification of relevant HFE design criteria a.
MIL-STD-1472 b.
MI L-11-4 6 S 5 5 c.
IIEDG E d.
MSFC-512 4.
Organization of data collection plan a.
Data to be collected b.
Collection methods c.
Restrictions E.
On-Site Data Acquisition 1.
Application of IIEDGE checklists 2.
Error likelihood analysis 3.
Interviews with TMI-2 CRos IV.
Results A.
Descriptions of CR0 Decision-Action Sequences During First 150 Minutes of Accident 1.
CR0 po s i t io n /'io r k s t a t i on s 2.
Critical systems / components 3.
Description of plant status / events 4.
Rationales for CR0 decisions 5.
Effects of CR0 actions B.
Descriptions o f IIFE De s ign Inadequacies 1.
Results of checklist / error likelihood analyses 2.
Results of CR0 intervieus C.
Description of CR Integration Process 1.
Rationale / philosophy 2.
Implementation 3.
Results
D.
Comparison of TMI-2 IIFE DenIgn Process to Other Organizations 1.
Description of Army /:avy approaches 2.
Description of modern CR design approach (Westinghoune) 3.
Disparities between approaches V.
Analysis A.
Effects of Design Inadequacies on CR0 Performance 1.
Information content, availability and accuracy 2.
Workstation layout / design B.
Effectiveness of CR Integration Process C.
Comparability o f T!!I-2 IIF E Design Process q5 V1.
Discussion (kf' required)
VII.
Appendices A.
Summary of Checklist Findings B.
List of Design Features which Violate HFE Design Criteria