Risk Assessment: Tools, Techniques, and Their Applications

List of Figures

1.1	Bathtub curve	5
4.1	Yeast growth	27
4.2	ERA process flow (26)	44
4.3	Proposed layout of PPI west coast location	46
4.4	Example conceptual model for proposed PPI	51
5.1	Hierarchical task analysis diagram	61
5.2	Time line	62
5.3	Operational sequence diagram	62
6.1	Infant crib	77
7.1	Discrete distribution	89
7.2	Tree diagrams of coin flip	95
7.3	Tree diagram of being dealt two hearts	96
8.1	Binning failures	102
8.2	Relative probability scale	112
8.3	First-round voting	113
8.4	Results of the second round	114
10.1	SCRAM actions for Verify Rods Inserted. The operations personnel should validate this sequence of steps and the sequence changed or notes added as needed	141
10.2	HRA event tree method	142
10.3	Verify Rods Inserted	143
10.4	Another view of Verified Rods	144
10.5	HRA event structure of coolant flush procedure	150
10.6	Modified event tree	151
11.1	Process map from interview	156
11.2	Process map symbols	157
11.3	Generic process map for trade group	158
11.4	Simple incident process map	159
12.1	Event tree	164
12.2	Event tree with path probabilities	165
12.3	Event tree for a portion of a small-break LOCA	166
12.4	Event tree for Tulsa event figure	168
12.5	Decision tree 1 format	169
12.6	Decision tree 2	170
12.7	Decision tree 3	175
12.8	Chernobyl event sequence	178
13.1	Interconnection of critical functions	189
13.2	Flight during an engine failure event	189
13.3	Critical functional analysis ...