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V O N A I

VOLUME 17

NUMBER 89

Washington, Tuesday, May 6, 1952
TITLE 14 CIVIL AVIATION
Chapter II Civil Aeronautics Admin istration, Department of Commerce P art 625 N otice op C onstruction or A lteration revision
A proposed revision of Part 625 was published on July 4,1951, in 16 P. R. 6531.
Interested persons were afforded an op portunity to submit data, views, or argu ments. Consideration has been given to all relevant matter presented. The fol lowing revision is hereby adopted.
Sec.
625.1 Basis and purpose.
625.2 Explanation of terms.
625.3 Structures requiring notice.
625.4 Structures exempt from notice.
625.5 Form and time of notice.

Authority: 625.1 to 625.5 issued under sec. 205, 52 Stat. 984, as amended; 49 U. S. C.
425. Interpret or apply sec. 1101, 52 Stat.
1026, as amended; 49 U. S. C. 671.

625.1 Basis and purpose. The basis of this part is sections 205 and 1101
of the Civil Aeronautics Act of 1938, as amended. The purpose of this part is to require persons to give notice to the Administrator, in a prescribed form and manner, of the construction or altera tion of certain types of structures along or near civil airways.

d Civil airway shall mean a path through the navigable air space of the United States, identified by an area on the surface of the earth, designated or approved by the Administrator as suit able for interstate, overseas, or foreign air commerce.1
e Ground level and mean water level shall mean the ground level and/or mean water level at the base of the structure.
f Landing area shall mean any locality, either on land or water, includ ing airports and intermediate landing fields, which is listed as an airport in the current issue of the Airmans Guide and is used for the landing and take-off o f aircraft, whether or not facilities are provided for sheltering, servicing, or re pairing aircraft, or for receiving or dis charging passengers or cargo.1
g Structure shall mean any form of construction of a permanent or tem porary character, including any appa ratus used in the construction, altera tion, or repair of any such structure.

625.3 Structures requiring notice.
Except as otherwise provided in 625.4, any person engaging in the construction or alteration of any of the following structures shall give notice thereof to the Administrator.
a Any structure along, or within twenty miles of, a civil airway, the top or any portion of which is, or may be 625.2 Explanation of terms. As come, by reason of such construction or used in this part:
alteration, greater than one hundred and a Administrator shall mean Ad fifty feet above ground level, or above ministrator of Civil Aeronautics.
mean water level where the structure is, b Alteration shall mean any or will be, situated in, or over, navigable change in a completed structure which water.
1 increases the height of the top or any b Any structure within fifteen thou portion of the structure to, or above, the sand feet of the nearest boundary of a eight specified in 625.3, or 2 in creases or decreases the height of the top landing area located along, or within an Prtin of the structure which is twenty miles of, a civil airway, the top or above the height specified in 625.3.
any portion of which is, or may become, c Boundary of a landing area shall mean l any one of the limits .of that 1See section 1 of the Civil Aeronautics portion of a landing area maintained for Act of 1938 52 Stat. 977; 49 U. S. C. 401.
2Airmans Guide may be examined in tne use of land aircraft in taking off or any office of the Civil Aeronautics Adminis landing or 2 any one of the limits of tration. It is for sale by the Superintendent tnat portion of a landing area used for of Documents, United States Government ater aircraft in taking off or landing, Printing Office, Washington 25, D. C., at 25
which limits are defined as being five cents per copy, or $6 per year.
thousand feet in all directions measured 8The reporting requirements of this part over open water from the principal ramp have been approved by the Bureau of the Budget in accordance with the Federal Re r L ,r e landiPg area or, if marked in aclim-t Ce standard practice, the ports Act of 1942.
umits of the landing area so marked.
Continued on p, 4139

CONTENTS
Agriculture Department
Page
See Production and Marketing Administration; Rural Electrifi cation Administration.

Alaska Road Commission Notices:
Abandonment o f road_________

4183

Alien Property, Office of Notices:
Daum, Fred C.; vesting order__

4182

Civil Aeronautics Administra tion Rules and regulations:
Notice of construction or altera tion; revision__ ____________

4137

Coast Guard Rules and regulations:
Boats, rafts, bulkheads and life saving appliances; lifeboats and life rafts required on in spected motor vessels________

4170

Commerce Department See Civil Aeronautics Administra tion; International Trade, Office o f; National Production Au thority.

Customs Bureau Rules and regulations:
Articles conditionally free, sub ject to a reduced rate, etc.;
international organizations_4139

Defense Production Administra tion Notices:
Request to participate in the formation and activities of an Army Ordnance Intergration Committee on cartridge cases________________________

4184

Economic Stabilization Agency See Priee Stabilization, Office of.

Federal Communications Com mission Notices:
Delegations of authority; au thorization for Chiefs of Operating Bureaus to act on dismissal of applications____
Hearings, etc.:
Licensing o f relay stations___
Mexican Broadcast Stations;
change list_______________
North Shore Broadcasting Co., Inc., et al__________________
4137

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