What Is the MINIMUM Vertical Separation Between the Top Rail

question 213

Multiple Choice

What is the MINIMUM vertical separation between the top rail of a railroad track and telecommunications facilities placed beneath the track?

• A) 508 mm (20 in)
• B) 762 mm (30 in)
• C) 1020 mm (40 in)
• D) 1280 mm (50 in)
• E) 1525 mm (60 in)

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