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Forum: Rotorheads

29th Mar 2014, 14:50

Replies: 269

Where does the UK/JAR "twin only" mentality come from?

Views: 53,724

Posted By JimL

Bob, I must say your outburst came as a...

Bob,

I must say your outburst came as a complete surprise because nowhere in my post were Europe or the UK mentioned.

The standard of certification for flight in IMC (Appendix B) comes from US...

Forum: Rotorheads

29th Mar 2014, 08:02

Replies: 269

Where does the UK/JAR "twin only" mentality come from?

Views: 53,724

Posted By JimL

Hughes500/Bob, To fly legally in IMC a...

Hughes500/Bob,

To fly legally in IMC a helicopter should be certificated for such flight. Requirements are contained within Appendix B of Parts 27/29 (with the mass of 3,175 kg being the boundary...

Forum: Rotorheads

24th Mar 2014, 11:55

Replies: 269

Where does the UK/JAR "twin only" mentality come from?

Views: 53,724

Posted By JimL

To avoid the deja vu that has affected recent...

To avoid the deja vu that has affected recent discussions, it might be worth going back and reading the first three pages of this thread.

The posting by Mars in #44 appears to provide some data...

Forum: Rotorheads

12th Sep 2007, 11:08

Replies: 269

Where does the UK/JAR "twin only" mentality come from?

Views: 53,724

Posted By JimL

Shawn, The SARPs and advisory material for...

Shawn,

The SARPs and advisory material for single-engine flight in IMC are included in ICAO Annex 6 Part III Revision 12. The SARPs are not just restricted to engine reliability, they include...

Forum: Rotorheads

10th Sep 2007, 09:22

Replies: 269

Where does the UK/JAR "twin only" mentality come from?

Views: 53,724

Posted By JimL

Zalt, I think it goes wider than...

Zalt,

I think it goes wider than that, examination of 29.1309 indicates that there is an overall system reliability standard in certification:29.1309 Equipment, systems and...

Forum: Rotorheads

6th Sep 2007, 16:17

Replies: 269

Where does the UK/JAR "twin only" mentality come from?

Views: 53,724

Posted By JimL

There is no twin-only mentality; the restriction...

There is no twin-only mentality; the restriction on flights over a hostile environment (and specifically a congested hostile environment) arises from compliance with the ICAO Annexes - you know, the...

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