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Exam RCDD-001 topic 6 question 22 discussion

Actual exam question from BICSI's RCDD-001
Question #: 22
Topic #: 6
[All RCDD-001 Questions]

An installation crew is pulling an optical fiber cable into a riser. The cable has an outside diameter of 25 mm (1 in). As the cable is being pulled off the reel and through a pulley into the riser, you must verify that the minimum bend radius for the cable being pulled is observed. The pulley must be sized at a MINIMUM of:

  • A. 254 mm (10 in)
  • B. 381 mm (15 in)
  • C. 508 mm (20 in)
  • D. 635 mm (25 in)
  • E. 762 mm (30 in)
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Suggested Answer: B 🗳️

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Alford
10 months, 3 weeks ago
In the ITSIMM 5-57, states that intrabuilding building cables under stress are at 15 times the OD.
upvoted 1 times
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Renhoek
1 year, 4 months ago
I can’t make any sense out of this
upvoted 1 times
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LiONz5
1 year, 5 months ago
I thought the 10 times the diameter rule still applies.
upvoted 2 times
...
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