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Chockstone Forum - Accidents & Injuries
Report Accidents and Injuries
Topic
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Date |
User
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Does INTERNATIONAL WHISTLE CODE exist? |
20-Jan-2011 At 9:15:23 AM |
climbau
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Message |
On 20/01/2011 Richard Delaney wrote:
>I'd go with three.
>It probably comes from the morse code for SOS dit dit dit dah dah dah
>dit dit dit.
>
>Whistle calls are a pain in the .... and there is no standard anything.
>NSW vertical rescue crews use one blast - stop, two blasts - lift up,
>one longer and falling blast - lower.
I think the above hails from the Cranes and Lifting industry. Much more traditional need for alternative forms of communication other than Radios and rope tugs.
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