Yak-List Digest Archive

Wed 12/12/07


Total Messages Posted: 3



Today's Message Index:
----------------------
 
     1. 06:38 AM - Re: 8130.2F Operating Limitations (A. Dennis Savarese)
     2. 10:05 AM - Re: 8130.2F Operating Limitations (Jon Boede)
     3. 03:04 PM - Re: Typhoon & 130 (vectorwarbirds@aol.com)
 
 
 


Message 1


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    Time: 06:38:45 AM PST US
    From: "A. Dennis Savarese" <dsavarese@elmore.rr.com>
    Subject: Re: 8130.2F Operating Limitations
    Jon, You make some good points. However, I would like to point out, with regards to 91.319(b) and the 8130.2F section 161 (b)(2), the aircraft's OL's begin first with Section 158, Groups of Aircraft and then 161(b)(2) and tell the reader that they can not operate the aircraft unless it is to meet the requirements 91.319(b). Therefore 91.319(b) governs the flight rules of the airplane. So lets look at the governing rule 91.319(b): (b) No person may operate an aircraft that has an experimental certificate outside of an area assigned by the Administrator until it is shown that- (1) The aircraft is controllable throughout its normal range of speeds and throughout all the maneuvers to be executed; and (2) The aircraft has no hazardous operating characteristics or design features (c) Unless otherwise authorized by the Administrator in special operating limitations The operative word in 91.319(b) is "until". Once the aircraft has met the requirements of 91.319(b), THEN it can be flown IAW the rest of the aircraft's Operating Limitations. Proficiency flights and Proficiency Area are stated in Section 158 (c)(3) and are incorporated into Experimental, Exhibition aircraft OL's. Section 158 does refer to Section 161. But OL's must start with Section 158. 158. GROUPS OF AIRCRAFT. Aircraft eligible for experimental airworthiness certification for exhibition or air racing range from unpowered gliders to high-performance jet aircraft. In order to properly certificate this wide range of aircraft, and in response to the many public comments received, the FAA has divided these aircraft into four groups. This was done in order to establish standardized operating limitations, proficiency areas, and inspection requirements appropriate to each aircraft. Minimum operating limitations for each group are provided in paragraph 161 of this order. The FAA will make a determination of which group the aircraft will operate in based on the following: c. Group III, Piston-Powered: Warbirds, Vintage, Replica, and Unique Aircraft. (3) Proficiency Area. All proficiency flights for an aircraft under 800 horsepower will be conducted in airspace within an operational radius of 300 nautical miles from its designated home base airport. Aircraft 800 horsepower and above will be limited to an operational radius of 600 nautical miles from their designated home base airport. By the insertion of the above paragraph in the aircraft's OL's, proficiency flights are authorized. A somewhat related definition of proficiency considering the absence of the word practice is: Proficiency - skillfulness in the command of fundamentals deriving from practice and familiarity; "practice greatly improves proficiency" One of the things I was educated about from a person at FAA headquarters in DC was; "If the FAA wants to restrict you, the regulation will clearly spell out the restriction. A person should not interpret a restriction into a regulation." This occurs way too often, particularly with FSDO personnel. An example of interpreting a restriction was an inspector believed because the FAA Order 8130.2F did not specifically say the aircraft could take off and land at any airport (except Class B airports) within the prescribed 300 NM proficiency area, the airplane was restricted to taking off and landing at the aircraft's home base airport OR to events listed on the annual program letter or amendments thereto. PERIOD!! After "discussing" this with the inspector and doing my homework and calling EAA headquarters and AIR200 in DC, which is where the previous quote came from, the inspector was gracious enough to accept that he was wrong. With the elimination of the 300/600 mile proficiency area restriction from OL's, this problem should not occur again. Merry Christmas, Dennis ----- Original Message ----- From: Jon Boede To: yak-list@matronics.com Sent: Wednesday, December 12, 2007 12:31 AM Subject: Yak-List: 8130.2F Operating Limitations Does it bother anybody else that 8130.2F (even Change 3) says under 161(b)2 that: (2) No person may operate this aircraft for other than the purpose of meeting the requirements of =A7 91.319(b), as stated in the program letter (required by =A7 21.193) for this aircraft. This aircraft must be operated in accordance with applicable air traffic and general operating rules of part 91, as well as all additional limitations herein prescribed under the provisions of =A7 91.319(e). These operating limitations are a part of the special airworthiness certificate, and are to be carried in the aircraft at all times and made available to the pilot in command of the aircraft. (Applicability: All) And if you read 91.319(b) it basically says that you can only fly the aircraft to demonstrate that it's safe. (2) No person may operate this aircraft for other than the purpose of meeting the requirements of =A7 91.319(b)... Which is to say that after you've demonstrated that the aircraft is safe, you can't fly it again. What #2 SHOULD say is that "During the flight test phase..." which is a perfectly reasonable statement. And then you have 161(b)30 which says: (30) No person may operate this aircraft for other than the purpose(s) of [identify purpose(s)], to exhibit the aircraft, or participate in events outlined in [identify applicant]'s program letter (or any amendments) describing compliance with =A7 21.193(d). In addition, this aircraft must be operated in accordance with applicable air traffic and general operating rules of part 91, and all additional limitations herein prescribed under the provisions of =A7 91.319(e). These operating limitations are a part of Form 8130-7, and are to be carried in the aircraft at all times and be available to the pilot in command of the aircraft. (Applicability: All) Which puts it in conflict with 161(b)2 because neither is qualified with before/after flight test phase has been completed. Moreover, unless "proficiency/practice" is listed in #30, you can't fly your aircraft for proficiency/practice even if #2 is cleaned up. Where else does it SAY that you can fly for proficiency? It's implied, but not stated. And what's the difference between "proficiency flight" and "practice flight"? Because #10 says you can carry passengers during proficiency flights but it doesn't mention practice flights. I know that these are nits, but they're nits in the RULES and that's a big old mess. Jon


    Message 2


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    Time: 10:05:08 AM PST US
    From: Jon Boede <jonboede@hotmail.com>
    Subject: 8130.2F Operating Limitations
    Well, that's kind-of the funny thing... 158 says more, but it doesn't get w ritten into your limitations. It just gives guidance for writing the limit ations, but is not the limitations themselves. When you get your actual A/ W certificate, it doesn't have the guidance from 158 in it, just the limita tions from 161. And as has been said here plenty of times before, your li mitations are YOUR limitations -- you have to go see what was written for y our airplane because nebulous documents in other places don't apply, all th at applies is what is written for your plane. Which is why poorly written and conflicting limitations is such a problem. 91.319(b) is just fine... it makes perfect sense. What DOESN'T make sense is a limitation (161(b)2) that says that the ONLY r eason you can fly your aircraft it to show compliance with 91.319(b). It d oesn't say that you can go to airshows with it, it doesn't say that you can fly for proficiency, it doesn't say that something somewhere else says you can do more, it doesn't say that you can do ANYTHING other than "show comp liance" with 91.319(b). I agree with the general "if it doesn't say you can't, you can" approach... but the language of "ONLY" in #2 and "NO ... OTHER THAN" in #30 says: You can't. I know what they meant, it's what they said that I have a problem with. :- ) On the other hand, if all the experimental exhibition aircraft have basical ly been flying in violation of their restrictions for the last ten years, t his may have voided them... kind-of like trying to get a judge to enforce d eed restrictions that all the neighbors have been ignoring for years. Jon From: dsavarese@elmore.rr.comTo: yak-list@matronics.comSubject: Re: Yak-Lis t: 8130.2F Operating LimitationsDate: Wed, 12 Dec 2007 08:37:28 -0600 Jon, You make some good points. However, I would like to point out, with regard s to 91.319(b) and the 8130.2F section 161 (b)(2), the aircraft's OL's begi n first with Section 158, Groups of Aircraft and then 161(b)(2) and tell th e reader that they can not operate the aircraft unless it is to meet the re quirements 91.319(b). Therefore 91.319(b) governs the flight rules of the airplane. So lets look at the governing rule 91.319(b): (b) No person may operate an aircraft that has an experimental certificate outside of an area assigned by the Administrator until it is shown that=97 (1) The aircraft is controllable throughout its normal range of speeds and throughout all the maneuvers to be executed; and (2) The aircraft has no hazardous operating characteristics or design f eatures (c) Unless otherwise authorized by the Administrator in special operating l imitations The operative word in 91.319(b) is "until". Once the aircraft has met the requirements of 91.319(b), THEN it can be flown IAW the rest of the aircraf t's Operating Limitations. Proficiency flights and Proficiency Area are stated in Section 158 (c)(3) a nd are incorporated into Experimental, Exhibition aircraft OL's. Section 1 58 does refer to Section 161. But OL's must start with Section 158. 158. GROUPS OF AIRCRAFT. Aircraft eligible for experimental airworthiness c ertification for exhibition or air racing range from unpowered gliders to high-performance j et aircraft. In order to properly certificate this wide range of aircraft, and in response to the ma ny public comments received, the FAA has divided these aircraft into four groups. This was done in order to establish standardized operating limitations, proficiency areas, and inspection requirements appro priate to each aircraft. Minimum operating limitations for each group are provided in paragraph 161 of this order. The FAA will make a determination of which group the aircraft will operate in based on the following: c. Group III, Piston-Powered: Warbirds, Vintage, Replica, and Unique Aircra ft. (3) Proficiency Area. All proficiency flights for an aircraft under 800 hor sepower will be conducted in airspace within an operational radius of 300 nautical miles fr om its designated home base airport. Aircraft 800 horsepower and above will be limited to an operationa l radius of 600 nautical miles from their designated home base airport. By the insertion of the above paragraph in the aircraft's OL's, proficiency flights are authorized. A somewhat related definition of proficiency considering the absence of the word practice is: Proficiency - skillfulness in the command of fundamentals deriving from pra ctice and familiarity; "practice greatly improves proficiency" One of the things I was educated about from a person at FAA headquarters in DC was; "If the FAA wants to restrict you, the regulation will clearly spe ll out the restriction. A person should not interpret a restriction into a regulation." This occurs way too often, particularly with FSDO personnel. An example of interpreting a restriction was an inspector believed becaus e the FAA Order 8130.2F did not specifically say the aircraft could take of f and land at any airport (except Class B airports) within the prescribed 3 00 NM proficiency area, the airplane was restricted to taking off and landi ng at the aircraft's home base airport OR to events listed on the annual pr ogram letter or amendments thereto. PERIOD!! After "discussing" this with the inspector and doing my homework and calling EAA headquarters and AIR20 0 in DC, which is where the previous quote came from, the inspector was gra cious enough to accept that he was wrong. With the elimination of the 300/600 mile proficiency area restriction from OL's, this problem should not occur again. Merry Christmas, Dennis ----- Original Message ----- From: Jon Boede Sent: Wednesday, December 12, 2007 12:31 AM Subject: Yak-List: 8130.2F Operating Limitations Does it bother anybody else that 8130.2F (even Change 3) says under 161(b)2 that: (2) No person may operate this aircraft for other than the purpose o f meeting the requirements of =A7 91.319(b), as stated in the program letter (required by =A7 21.193) for this aircraft. This aircraft must be operated in accordance with applicable air traffic and general operating rules of part 91, as well as all additional limitations herein prescribed under the provisions of =A7 91.319 (e). These operating limitations are a part of the special airworthiness certificate, and are to be carried in the aircraft at all times and made available to the pilot in command of the aircraft.(Applicability: All) And if you read 91.319(b) it basically says that you can only fly the aircraft to demonstrate that it's safe. (2) No person may operate this airc raft for other than the purpose of meeting the requirements of =A7 91.319(b )... Which is to say that after you've demonstrated that the aircraft is sa fe, you can't fly it again. What #2 SHOULD say is that "During the flight t est phase..." which is a perfectly reasonable statement. And then you have 161(b)30 which says: (30) No person may operate this aircraft for other than the purpose(s) of [ identify purpose(s)], to exhibit the aircraft, or participate in events outlined in [identify app licant]=92s program letter (or any amendments) describing compliance with =A7 21.193(d). In addition, this air craft must be operated in accordance with applicable air traffic and general operating rules of part 91, and all additional limitations herein prescribed under the provisions of =A7 91.319(e). These operating limitations are a part of Form 8130-7, and are to be carried in the aircraft at all times and be a vailable to the pilot in command of the aircraft.(Applicability: All) Which puts it in conflict with 161(b)2 because neither is qualified with before/after flight test phase has been completed. Moreover, unless "proficiency/practice" is listed in #30, you ca n't fly your aircraft for proficiency/practice even if #2 is cleaned up. W here else does it SAY that you can fly for proficiency? It's implied, but not stated. And what's the difference between "proficiency flight" and "pra ctice flight"? Because #10 says you can carry passengers during proficiency flights but it doesn't mention practice flights. I know that these are nit s, but they're nits in the RULES and that's a big old mess. Jon href="http://www.matronics.com/contribution">http://www.matronics.com/chr ef="http://www.matronics.com/Navigator?Yak-List">http://www.matronics.com /Navigator?Yak-List href="http://forums.matronics.com">http://forums.matronics.com


    Message 3


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    Time: 03:04:18 PM PST US
    Subject: Re: Typhoon & 130
    From: vectorwarbirds@aol.com
    Here's a question for ya;? Whats the airflow got to be like going into the Typhoon's engine air intakes?? Seems to me that would be the biggest problem.? Would it not be sucking air from inside the 130? ________________________________________________________________________




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