10.5 Subpart B - TC's and RTC's

Question 1

what is an aircraft product? (3)

Answer 1

*Aircraft
*engine
*propeller

Question 1

when would an aircraft be eligible for certificate of airworthiness?

Answer 1

when the engine or propeller also gain type certification

Question 2

who issues the type certificate and when?

Answer 2

By easa when all the requirements have been met.

Question 3

who becomes the Type certificate holder?

Answer 3

the organisation who carries out the design of an aircraft which gain type approval.

Question 4

What is the scope of subpart B?

Answer 4

establishes the procedure for issuing TC’s for products and RTC’s for aircraft and establishes the rights and obligations of the applicants for and holders of those certificates

Question 5

how shall an application for a TC or RTC be made? (3)

Answer 5

• in a form and manner established by the agency
• (Aircraft) accompanying 3-view drawing of the aircraft with prelimanary data including operating characteristics and limitations
• (Engine) general arrangement drawing with design features, operating characteristics and limitations.

Question 6

what are airworthiness codes (CS)?

Answer 6

means to show compliance of products

Question 7

when might easa prescribe special conditions? (3)

Answer 7

when the airworthiness codes do not contain adequete safety standards due to
* novel or unusual design features
* intended use is unconventional
* experience from similar products show unsafe conditions may develop

contain such safety standard necessary to establish a level of safety equivalent to that established in airworthiness codes

Question 8

what is the basis of the issuance of a TC or RTC?

Answer 8

applicable airwothiness codes effective at date of application are complied with

Question 9

what are the effectivity for an application for a TC for large aeroplanes and large rotorcraft?

Answer 9

5 years

Question 10

what are the effectivity for an application for a TC for any other applicant other than large aeroplanes and large rotorcraft?

Answer 10

3 years unless the applicant requires longer for development and testing and is approved by easa

Question 11

if a TC hasn’t been issued within the time limit, what may the applicant do?

Answer 11

file a new application and comply with all the provisions of the original application,
OR
file for an extension and comply with any additional airworthiness codes that are effective on that date

Question 12

where are the noise requirements for the issuance of a TC found?

Answer 12

Chpater 1 of annex 16, Volume 1, Part 2 of the Chicago convention

Question 13

what categories of aircraft does noise requirements cover?

Answer 13

• subsonic jet aeroplanes
• propeller driven aeroplanes
• helicopters
• supersonic aeroplanes

Question 14

what is found within the emission requirements for the issuance of a TC? (3)

Answer 14

• prevention of intentional fuel venting
• emissions of turbojet and turbofan engines at subsonic speeds
• emissions of turbojet and turbofan engine at supersonic

Question 15

how will easa issue AMC for noise and emission requirements?

Answer 15

via the use of certification specifications

Question 16

when might a new application for a TC be required?

Answer 16

when the agency find the change in design, power, thrust or mass is extensive enough to require a complete investgation of compliance

Question 17

how will an applicant show compliance with the TC basis? (5)

Answer 17

1. demonstrate compliance with TC basis and environmental protection
2. provide easa a certification programe detailing compliance demonstration and updated as necessary
3. record justification of compliance according to the certification programme
4. demonstrate compliance with TC basis and environmental protection requirements
5. point 4 made in accordance with subpart J if a DOA

Question 18

when will an applicant be entitled to a product TC?

Answer 18

• demonstrate capability to be a DOA
• submits declaration regarding TC basis
• shows that:
  1. product meets applicable TC basis and environmental requirements
  2. non compliance with airworthiness provisions compensated with equivalent level of safety
  3. no features or characteristic makes it unsafe
  4. applicant states it is prepared to comply with DOA

Question 19

when might an RTC be used instead of a TC?

Answer 19

when an aircraft doesn’t meet the provisions of the issuance of a TC

Question 20

when will a RTC be issued?

Answer 20

• when applicant complies with appropriate TC basis and with applicable environmental protection requirements
• applicant states it is prepared to comply with DOA responsbilities

Question 21

for a RTC to be issued, what must the engine or propeller have?

Answer 21

a TC and comply with CS necessary to ensure safe flight

Question 22

what should a type design consist of?

Answer 22

• drawings and specifications
• materials and processes of methods of manufacture and assembly
• approved airworthiness limitations sections for continued airworthiness
• other data necessary to allow by comparison, noise, fuel venting, exhaust emissions

Question 23

what must the applicant do in regards to inpsection and tests?

Answer 23

carry out as necessary to demonstrate compliance

Question 24

before each test, what shall the applicant have determined?

Answer 24

• materials and processes
• part of the products to confirm to drawings
• manufacturing process, construction and assembly
• test equipment and measuring equipment appropriately calibrated

Question 25

in respects to easa, what shall the applicant allow them to do?

Answer 25

• make any inspection neccesary to check compliance
• to review any report and make any inspection and to perform or witness any flight or ground test necessary to check validity of the declartion of compliance

Question 26

for tests performed or witnessed by easa, what will the applicant do?

Answer 26

submit to easa a statement of compliance in respect to 21.A.33 (b)

Question 27

what comes with a TC?

Answer 27

a Type certificate data sheet

Question 28

what does a TCDS include?

Answer 28

details the specification of the aircraft including
* exact type and mark,
* dimensions and weight
* type of engines and equipment fitted

Question 29

what is the purpose of flight tests?

Answer 29

to determine compliance with applicable TC basis and environmental protection requirements
and
to determine reasonable assurance that the aircraft will function correctly.

Question 30

how many hours must an engine, that HASN’T been used previously, have for the aircraft to gain TC?

Answer 30

300 hours

Question 31

how many hours must an engine, that HAS been used previously, have for the aircraft to gain TC?

Answer 31

150 hours

Question 32

what is the TC considered to include?

Answer 32

• type design
• operating limits
• TCDS for airworthiness and emission
• applicable TC basis and environmental protection requirements
• TCDS for noise
• Engine TCDS for emissions

Question 33

is a TC or RTC transferable?

Answer 33

only to an organisation able to take DOA obligations

Question 34

what is the validtiy period of a TC and RTC?

Answer 34

Unlimited

Question 35

How will a TC or RTC remain valid?

Answer 35

• remaining in compliance with part 21
• certificate not surrended or revoked

Question 36

as a TCH or RTCH, what shall they produce for continued airworthiness?

Answer 36

produce, publish and maintain a complete set of instruction for continued airworthiness, which is supplied to all known operators and MRO’s.

any changes made shall be updated and distributed accordingly.