Note on:- Semaphore Signal

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written 8.9 years ago by

teamques10 ★ 70k

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Mumbai University > Civil Engineering > Sem 5 > Transportation Engineering 1

Marks: 4M

Year: May 2015, Dec 2015

transportation engineering

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written 8.9 years ago by

teamques10 ★ 70k

Semaphore signal:

It is also termed as semaphore type signals. In such type, there is a vertical post on which a movable arm provided at the top. The length of arm ranges from 1.2m to 1.7m. Arm is wide from 23cm to 25cm at inner edge whereas 25cm to 35cm …

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