Damage assessment by PA Consulting Group

1. 230kV
Aguirre
Substation to
the Start of the
Single Circuit
Corridor
Photographed on October 19, 2017
1

2. PREPA’s TRANSMISSION SYSTEM
2
CORRIDOR LOCATION
Source: Fortieth Annual Report on the Electric Property of the Puerto Rico Electric Power Authority, June 2013

3. GPS Flight Path of the Damage
Assessment Team
3
Start
End
© OpenStreetMap

4. Summary of Assessed Damage
The following photos depict structures along the 230kv transmission corridor
from the Aguirre Substation to the start of the single circuit corridor, in the
sequential order they were aerially observed. All structures and conductors
should be considered serviceable and in good condition, unless noted on the
slide.
Flight Direction: North to South
Photographed on: October 19, 2017
Number of Structures Observed: 160
Damaged Structures: 20
Est. Percent of Towers Damaged on Corridor: 12.5%
4

5. 5

6. 6

7. Three pole structure damaged
7

8. 8

9. One pole of the three pole structure damaged
9

10. Circuit down
10

11. Tower down
11

12. Circuit down
12

13. Two circuits down
13

14. 14

15. Same as slide 14
15

16. One conductor down
16

17. 17

18. Tower down
18

19. Same as slide 18
19

20. 20

21. 21

22. Two towers down
22

23. Same slide 22
23

24. Same slide 22
24

25. Tower down
25

26. Tower down
26

27. 27

28. Tower down
28

29. Two towers down
29

30. Tower down
30

31. 31

32. Tower down
32

33. Tower down
33

34. Tower down
34

35. Same tower as slide 34
35

36. 36

37. 37

38. 38

39. 39

40. 40

41. 41

42. 42

43. 43

44. 44

45. 45

46. 46

47. 47

48. 48

49. 49

50. 50

51. Tower damaged
51

52. 52

53. Two towers down
53

54. Towed down
54

55. Tower down
55

56. 56

57. 57

58. 58

59. Close up of tower on slide 58
59

60. 60

61. 61

62. 62

63. 63

64. 64

65. 65

66. One conductor damaged
66

67. 67

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