FIGURE NUMBER
LEGEND
PAGE NUMBER
26
Fatigue Properties of Eyebars Steel Based on Federal Highway Administration Tests
71
27
Details of Fatigue Specimen Employed in Federal Highway Administration Tests
72
28
General View of Model Test of Eyebars Chain Joint
74
29a
Model Eyebars Test A at Instant of Brittle Fracture in Lower Limb Model Eyebars No. 330
75
29b
Model Eyebars Test A at Instant of Final Separation of Model Eyebars No. 330
75
30a
Outboard Fragment of Eyebars No. 330, Test A Model
76
30b
Outboard Fragment of Eyebars No. 330, Prototype
76
31a
Results of Rotating Beam Fatigue Specimens Tested by W. L. Starkey
80
31b
Results of Fretting Fatigue Specimens Tested by W. L. Starkey
81
32
Comparison of Charpy Impact Data for A7-24 Type Steel from Chain Bent Posts Obtained by Participating Laboratories
86
33
Relationship of Crack Propagation of Secondary Crack in Eyebars No. 330 to Grain Boundaries
97
34
Influence Lines for U5-U7, C11-C13
99
35
Fractures and Other Structural Damage on Towers
102
36
Summary of Experience of Survivors as Related to Sequence of Collapse
112
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