Extractions from the national standard of the People's Repubulic of China GB50051-2002
13 Clause introduce (segment)
13.1 general policy conditions
13.1.1
To the areocrafe, the chimney is consider as obstruction, is a hidden trouble that influence the safety of the flying, so we must set obstruct sign to it. Now, our government have issued the document as 《 civial aviation law 》 and the established by State Department the 《 aviation headroon protect ordinance 》 and the established by State Department and center army committee the 《 In respect of protect the airdrome headroom 》 etc, to ordain where must have to set the obstruct lamp.
13. 2
The aviation obstruct lamp and sign
13.2.1
International civil aviation pact 《 c there has full technic request and strict regulate to the chimney especially to the very high chinmney. The 《 MHJ1-85 》 that eatablished by the country civil aviaton office has referd to this standard.
13.2.2
To the higher chimney, the most avail method that adopted by the International to sign the obstruction is using high intensity white lamp. Whenever it can easy to identification
13.2.3
Basis as the international civil aviation pact 《 accessory fourteen 》 6.2 regulation, the chimney ribbon sign is annular, general have seven bar-chart, theribbon not exceed 30m.
13.3
The distributing condition of the aviation obstruct lamp
13.3-13.3.6
The distributeing and sign request that set the chimney aviation obstruct lamp , as the picture:
13.4
The working request of the aviation obstruct lamp
13.4.1
All the aviation obstruct lamps that set in the chimney must flashing everytime, need to add the control equipment. Need to add the standby electrcal source to sure the natural working.
13.4.2
If set the aviation obstruct lamp in standard regulation, we should consider to avoid to make denizen to feels unhappy, let they are can only see the sprinkle light on the floor
