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Civil Aeronautics Administration U. S. Department of Commerce

REGULATIONS OF THE ADMINISTRATOR

PART 400—Organization and Functions

(Revised effective April 10, 195^)

In accordance with the public Infor• responsible to the Under Secretary of Public Law 674. 76th Congress, dated June mation requirements of the Administra• Commerce for Transportation. 29. 1940 (54 Stat. 686) as amended, to tive Procedure Act. the description of the (b) The Civil Aeronautics Administra• provide for the administration of the organization and functions of the Civil tion shall consist of the following or• National . Aeronautics Administration Is revised in Public Law 289, 80th Congress, dated July ganizational units; 30, 1947 (61 Stat. 678) as amended by its entirety to read: (1) Office of the Administrator, which Public Law 311, 81st Congress, dated Oc• SUBPART A—INTRODUCTION includes the: tober 1, 1949 (63 Stat. 700) to expedite the disposition of government surplus Sec. Administrator. 1. Addresses, , airport facilities, and equipment, Assistant Administrator for Administration. 2. Inquiries. and to provide for the transfer of com• Assistant Administrator for Program Co• pliance functions with relation to such SUBPART B—ORGANIZATION AND FUNCTIONS ordination. property. Executive Assistant. 11. Organization. (b) The Administrator shall also 12. Delegation or authority. (2) Staff and Program Offices, includ• carry out the power and responsibility 13. General functions. ing: 14. Functions of the Office of tne Adminis• vested in and delegated to the Secretary Genera! Counsel's Office. trator. of Commerce under the Defense Pro• 15. Functions of Start and Program Offices. Aviation Information Office. duction Act of 1950. as amended, with 16. Functions of Major Field Organizations. Budget Office. respect to those portions of the defense- Organization and Methods Office. SUBPART C FUNCTIONS AND LOCATIONS OF FIELD Personnel OfucB. production program relating to civil OFFICES Office of General Services. aviation not otherwise reserved or Office of Airports. assigned. 21. Airport District Offices. 22. District Offices. Office of Aviation Safety. (c) The Administrator may redel- 23. Air Route Traffic Control Centers. Office of Federal Airways. egate and authorize the successive re- 24. Airport Traffic Control Towers. (3) Major Field Organizations, In• delegation of the authority granted 25. Interstate Airway Communications Sta• cluding: herein to any officer of the Civil Aero• tions. nautics Administration and prescribe Regional Offices. 26. Overseas Foreign Aeronautical Communi• limitations, restrictions, and conditions cations stations. Washington National Airport. 27. International District and Field Offices. Aeronautical Center. in the exercise of such authority. Technical Development and Kvaluation SEC. 13. General functions. The Civil SUDPART D—AIR NAVIGATION DEVELOPMENT BOARD Center. ' Aeronautics Administration fosters and 31. Services provided by the Civil Aeronautics SEC. 12. Delegation of authority, (a) encourages the development of civil Administration. Subject to such policies and directives aeronautics and air commerce in the SUBPART ft—INTRODUCTION as the Secretary of Commerce may pre• United States and abroad. Principal scribe the Administrator shall carry out operations are the establishment of a SECTION 1. Addresses. Headquarters the responsibilities and authority of the offices of the Civil Aeronautics Adminis• system of airways, including the opera• Secretary with respect to civil aeronau• tration are located in Tempo Buildings tion of air navigation facilities and the tics and air commerce in the United T-^i and T-5, Seventeenth and Constitu• control of air traffic; technical develop• States and abroad more specifically de• tion Avenue NW., Washington, D. C. ment work in the field of aeronautics: scribed in, but not limited to, the ap• The locations of the various field activ• collection and dissemination of informa• plicable provisions of the following ities of the Civil Aeronautics Adminis• tion relative to civil aeronautics; regis• statutes: tration are listed in Subparts B and C tration of nationality and with the functional description of those The Air Commerce Act of 1926, as amended recordation of ownership; promotion of activities. (49 U. S. C. 171). safety in flight through inspection and The Civil Aeronautics Act of X938, as certification of aircraft, airmen, air SEC. 2. Inquiries. Further informa• amended (49 U. S. C. 401 i. agencies, and air carriers in accordance tion regarding the organization and The Federal Airport Act. as amended (49 with standards prescribed under Civil functions of the Civil Aeronautics Ad• V. S. C. 1101). Air Regulations; planning and coordi• ministration may be secured from the The International Aviation Facilities Act (62 Stat. 450). nating the establishment of a nationwide Aviation Information Office. Civil Aero• Public Law 762. 81st Congress, dated Sep• system of airports suitable to the. needs nautics Administration, Washington 25, tember 7, 1950 (64 Stat. 770) authorizing of civil aviation and national secuity, D. C. the construction and operation oi a pub• including the granting of funds neces• SEC. 11. Organisation, (a) The Civil lic airport in or In the vicinity of the sary to assist in carrying out such a District of Columbia, except selection of Aeronautics Administration, a primary program; and operation of the Washing• the site" which function is reserved to the ton National Airport. In the perform• organizational unit of the Department Secretary of Commerce. ' of Commerce shall be under the au• ance of these functions the Civil Aero• The Airport Act, as amended (62 nautics Administration collaborates with thority and supervision of the Under Stat. 277). public, military, private, and foreign or Secretary of Commerce for Transporta• Public Law 867, 81st Congress, dated Sep• tion and shall be directed by an Ad• tember 30, 1950 (64 Stat. 1090 J authoriz• international agencies in the develop• ministrator who shall report and be ing action to promote the development ment of standards and policies intended of imDroved transport aircraft. For Sate by Superintendent af Documents, V. S. Government Printing Office, Washington 25, D. C. Price .10 cents. 1 to loster and facilitate the use of aircraft assistance to the Office of the Adminis• connection witn aisposal 01 government in air commerce and civil aviation. trator in the development, application, property for airport purposes; develops SEC- 14- Functions of the Office of the and execution of budgetary policies re• and promulgates administrative policies Administrator. The functions of the quired to assure financial support of the and technical standards governing air• principal officers of the Office of the Ad- agency through: participation in the port planning, design, construction, and nurustrator are as fol'.oa-s: preiemat.on and justification of regular maintenance; develops for issuance by (a> The Administrator, in eoriformity and supplemental budget estimates, and the Administrator, regulations govern• with the policies and direct.ves of the allocating funds for authorized activities ing the administration of the Federal- Secretary of Commerce, determines the which are controlled by definitive fiscal aid Airport Program, transfer of Fed• policies of the Civil Aeronautics Admini• work programs. The Budget Office has erally owned land for airport use, and stration and directs the development and an Estimates Division and a Fiscal Man• the repair and rehabilitation of public execution of its programs. agement, Division. airports damaged by Federal agencies, The Assistant Administrator for • d> The Organization and Methods under the Federal Airport Act: develops Administration acts as the principal Office provides staff assistance to the and issues standards and instructions assistant to the Administrator in the Office of the Administrator and to all for administration of a program to fos• planning, coordination, and evaluation other offices of the Civil Aeronautics ter airport development: formulates of the budgetary management, personnel Administration on major organization standards, procedures, and definitions administration, organization planning, matters: in connection therewith de• for the collection and maintenance of and general administrative services of velops plans to cope with new or an• airport facility records and maintains the Civil Aeronautics Administration, ticipated requirements, and makes sur• airport facility record data for airports in the United States: and effects com• to The Assistant Administrator for veys and recommends improvements in pliance with laws and regulations affect• Program Coordination acts as the prin• organization, administrative techniques, ing the operation of civil airports con• cipal assistant to trie Administrator in ar.d rrur.jgement practices throughout structed with Federal funds. The Office the planning, coordination, and evalua• the Civil Aeronautics Administration; of Airports has an Airport Engineering tion of Csvi! Aeronautics Administration provides direction to the records, corre• Division and an Airport Operations program operations, domestic and inter• spondence, ar.d forms management pro• Division. national: plans, directs, and coordinates grams, and coordinates the management the program planning activities of the improvement program of the agency; The Personnel Office provides manufacture, and maintenance of air• gram Offices. The functions of the Staff staff assistance to the Office of the Ad• craft and aircraft components, tb> the and Program Offices are as follows: ministrator in the development, appli• competency and physical fitness of air• (a> The General Counsels Office ren• cation, and execution of personnel men, and The Office of Airports plans and nical advice and assistance to interna• reviewing agency for Civil Aeronautics coordinates the Civil Aeronautics Ad• tional agencies, foreign governments, Administration on all plans and pro• ministration activities designed to foster foreign air carriers, agencies, and tech• grams involving the collection and dis• the establishment of a national system nical personnel in connection with prob• semination of information to the public; of airports suitable or adaptable to the lems and practices in aviation safety. performs technical and consulting serv• future needs of civil aviation and na• The Office of Aviation Safety has an ice in connection with an aeronautical tional security: develops and revises the Executive Staff Division, Technical Staff library, foreign language translation and National Airport Plan as required in the Division, Air Carrier Safety Division. editing, visual presentations, and general Federal Airport Act; maintains liaison Aircraft Engineering Division, General inquiry correspondence. The Aviation within the Civil Aeronautics Adminis• Safely Division, and a Medical Division Information office has a Current Infor• tration, with the Department of Defense winch includes the Civil Aeronautics mation Division, Publications Division, and other governmental and private Medical Research Laboratory at Ohio Flight Information Division, and Library agencies concerning agreements for State University, Columbus. Ohio. Division. military use of civil airports, and with 111 The Office of Federal Airways (c) The Budget Office provides staff the General Services Administration in plans, directs, coordinates and estab- 2 hshcs requirements and standards for* requirements of United States flag car• opment and Evaluation Center (new sec• Civil Aeronautics Administration activ• riers; plans and administers civil avi• tion of Municipal Airport), P. O. Box ities in connection with surveying, estab• ation activities under United States 5767, Indianapolis, Indiana. lishment, maintenance, operation, and programs of economic and technical as• operational service and flight testing ol sistance to foreign nations, and provides StjarART C FUNCTIONS AND LOCATIONS OF air navigation facilities and air traffic technical advisory services on civil avi• FIELD OFFICES control in the United States, its territor• ation to United States diplomatic, eco• SEC. 21. Airport District Offices—(a) ies and possessions, as well as in foreign nomic, and military missions abroad. Functions. These offices, each under the territories: determines for the Civil (3) The locations of the Regional Of• supervision of a District Airport Engi• Aeronautics Administration the opera• fices and the geographical areas over neer, serve as a contact point with the tional necessity and approves operational which they have jurisdiction are listed general public on matters pertaining to and procurement specifications for air below: navigation and air traffic control facili• the airport programs of the Civil Aero• ties, and approves modifications thereto Region 1, (I) Federal Office Building, nautics Administration. The offices are in accordance with operational ex• New York International Airport, Jamaica, responsible for the initial handling of all Long Island. N. Y, perience; plans, coordinates, directs the matters dealing with the establishment 01) Maine, New Hampshire, Vermont, formulation of, and establishes require• and improvement of civil airports by Massachusetts. Rhode Island. Connecticut, ments and standards for the construc• New York, Delaware, New Jersey. Pennsyl• means of Federal aid, and compliance tion, improvement, maintenance, and vania, Ohio, Maryland, Virginia, West Vir• with laws, regulations, and agreements operation of, areas, and, as as• ginia and Kentucky, and the District of related thereto; application of Federal signed, for the construction of airports Columbia. standards for airport site selection, plan- being built by the Civil Aeronautics Ad• Region 2. fl) CAA Reservation, Haslet ning.'design, development, maintenance, ministration; determines adequacy of Road, Port Worth, Tex. and approach protection; disposal of existing air navigation facilities; esti• (II) Tennessee, Worth Carolina, South surplus airports and airport facilities; mates cost for implementing routes, in• Carolina. Georgia, Florida, Alabama, Mis• and use of Federal lands for airport cluding cost estimates involved in sissippi. Arkansas, Oklahoma. Louisiana, purposes. applications for new routes submitted tD and Texas, and •Puerto Rico, Swan island, (b) Locations and areas served. the Civil Aeronautics Board; and plans, the 'Virgin -Islands, and the 'Canal Zone. (•Aviation Safety activities are under the coordinates, and directs the development Region 1 jurisdiction of the International Region.) and execution of Civil Aeronautics Ad• Boston, Mass., 2200 LT. S. Custom House— Region. 3.

4 these Centers. For a description of these designated airspace areas see 14 CFR Chicago .. WIS South Central Are. 0013 South Central Ave., Chi• (C) Parts 600 and 601. cago Us. The geographical jurisdiction of a par• .....do... JJti J'yn.- County Airport, SI P. I). 3)ox "137, West CSlraeo, (G> 12) Ch;,r].<. III. ticular Center coincides with the Flight Springfield.... Capital Airport . P.O. Rot 107 Indianapolis.. Advisory Area and Oceanic Control Area Administration Bide . Wrir. Administration Bid?., Weir- (C.I (C) fooit MurLiririnl Airport. Cool' Muraeipal Airport, boundaries shown on the Civil Airways Siouth Bend .. liornlU fir',| iwii< ri-i.i (G) and Mileage Chart publibhed by the U. S. Cedar Hapids. Administration Bliis . Mnt.tr;. (G) Lpal Airport. 1'. (>. Iki\ 1UUT Coast and Geodetic Survey. Changes in 22s A,hi!i„).itrntlor) Ilk!?., 228 Aditjird.sfrDtlr.n Bidy., these geographical areas between chart Mutiieipi.l Airport. Municipal Airport. Dodge City-., .Municipal Airport I'. u. !',-. ;,:t\ I'D editions arc carried In the Airman's Kansas City.. Strmiil 1 !r,OFi Administration Second 11.,or, Adminisl rat ion Htlt-r., laufas Airport. i!id?., Faufait Airport, Kan• Guide and Notices to Airmen published sas (. itv it). Third Floor, Administration Thud 1-i'jor, Administration (C) (E) by the Civil Aeronautics Administration. Bid? . Fairfax Airport. lildir., YvMn Alrpott, Kan• These centers are manned by Airways sas Cits Its Operations Specialists (Air Route). Wichita 222 East Kim St 222 East K,til] St (G) (F) ...do BeeCil Air-raft Corp.-...., tare lli'.rli Airerafi Corp (Fi These Specialists are responsible for the . __iio Cessna Ail. rait Co Care ( i."na Aircraft Co.. in tafe and orderly flow of air traffic being Grand Rapids Kent rolirify Airrmrt Kent Cr.aniv Airport it;) Adriiini.-irarion Bid?., lie- Administration Bldpa. I>o- tin navigated under instrument flight con• ttuir A\ avne Major Airport, troi!-\\ avne Major Airport, ditions on the air routes within the con• Ink^rir. Inkster, Mieh. trol areas assigned to the center. Their Muskegon Cniirineriial Aviation and En- P. 0.1>01 MS (F) Ein^i-ririv Crhr;i. principal functions are: .. A'iiriini"tr:iMr,n Bide, Wold- Box 1, Administration Bide., (G> rhtuniwMrt ***y To i.ssue instructions to pilots regard• Woid-ClinmOerlaiu Field. Wol'l-CiiarMU-rlatn Field. ....do Care Northwest Airimos (C) (E) ing altitudes to be flown, routes to be Jitmjar No. l, Wold-CIiam- followed, speeds to be maintained, and Ijerlam Field, Springflcld.... Municipal Airport, Route g... Box 5H2A. Municipal Airport. O» m... change of night plan. Bismarck Muinni'al Airport. (CI V. 0. Box 207 To maintain a progressive check of Farpo Ailtiiiiu>'ration UICIK , Hector Airport P. O. Box 1756. <«> aircraft and initiate search and rescue Huron Municipal Aiiawt _ P. O, Boi 90 (C.) action to locate overdue aircraft. kapid City ...do P. O.Box 27 (01 _ General Mitrhi-ll Field General Mitchell Field, Mil• (0) (b) Locations. waukee 7. Wausatl Municipal Airport... Wausau Municipal Airport..- Street. Cincinnati 2, Onto. ir.art.or Airi'ort. rLinc:ir No. 4, Lockheed Air Ffanear \o. 1, Lockliefd Air (C) Cleveland Air Route Traffic Control Center. rJ rs-tuioai. Terninial. Second Floor, Bomber Plant Administration Lockheed Aircraft Corp Care Lockheed Aircraft (F) Building, Cleveiand-Hopltins Airport, Cleve• I'Jant A-I. Iljrlj. 19, Corp.. plant A-l. Bidj. 19. land 11, Ofilo. Fresno Fresno A ir Terminal P. 0. Bon J9i ... Long Beach.. Admiiiisiration Bid?., Mu, Adrrdriisirntion Bldg., Mu• New Tom Air Route Traffic Control Center, rueipaJ Airport nicipal Airport. LaGuardla Field. New York. N, Y. Los Angeles... 5851 West Manchester Are..., 5651 West Manchester Ave., Pittsburgh Air Route TTafnc Control Cen• Los Angeles 45, (O) (C) ter, Greater Pittsburgh Airport, Pittsburgh. Oakland..... Municipal Airport...-—. Municipal Airport, Oakland Pa. 11.. (Q) Adtnfrt/sfrattorr BI^j?., On• Administration BJdR., On• Washington Air Route Traffic Control Cen• tario Internationa] Airport. tario International Airport. (O) ter. Washington National Airport, Washing• Palo Alto.. Munlrlpal Airport-- P. I). HOT 1240 (Gl ton. D. C. ....do Hiller , 1V0 Wil• Care Hiller Helicopters, 1350

5 Region 4 ity is established as a combined Tower/ Washington. D. t.: Albuquerque Air Route Traffic Control Cen• Station. These facilities provide the Washington National Airport. ter. Kirtland AFB Airport, Albuquerque, same service as described above and. West Virginia:. N- Wei- in addition, the following functions are Charleston, Kanawha County Airport. Denver Air Route Traffic Control Center. performed: •^Wheeling, Ohio County Airport. StapletoD Field. Denver, Coio. Maintains continuous multiple listen• Beiiion 2 ing watches on designated aeronautical Great Falls Air Route Traffic Control Alabama: radio frequencies for the purpose of con• Center. Municipal Airport. Great Falls. Mont. Birmingham, Municipal Airport. Los Angeles Air Route TraEc Control ducting communications with en route Mobile. Bates Field. Center. 5651 West Manchester Ave.. Los aircraft, furnishes flight advisory and Montgomery, Dannelly Field. Angeles 45. CalLT. emergency services generally within a Arkansas" Oakland Air Route Traffic Control Center. radius of 100 to ISO of the facility. ttLittle Rock, Adams Field. Municipal Airport. Oakland 14. Calif. Furnishes emergency navigation assist• Florida: Salt Lake City Air Tragic Control Center. ^Daytona Beach. Municipal Airport. ance to pilots unable to establish their Municipal No. 1 Airport, Salt Lake City 3. Jacksonville, Imeson Airport. position. Accepts and transmits flight UtaiL Miami, International Airport. plans and associated progress and ar• Seattle Air Route Traffic Control Center. Orlando, Municipal Airport. Seattle-Tacoma Airport, Seattle Wash. rival reports and alerts appropriate Pensacola, Municipal Airport. Search and Rescue organizations when Tallahassee. Dale Mabry Field. Region 5 flights are not successfully concluded. SrTampa, International Airport, Anchorage Air Route Traffic Control Broadcasts pertinent information rela• • West Palm Beach, International Airport. Georgia: Center. . Anchorage. Alaska. tive to condition of landing areas, air Atlanta. Municipal Airport. Fairbanks Air Route Traffic Control Center. navigation facilities, and aeronautical Fairbanks. Alaska. St Augusta. Bush Field. weather on scheduled and unscheduled SfSavannah, Travis Field. Region 6 basis as required. Monitors federally IjOulsiana: operated electronic and visual air navi• Honolulu Air Route Traffic Control Center, • it Baton Rouge, Harding Field. Honolulu Airport. Honolulu 12. T- H- gation aids, receives reports of irregu• New Orleans, Molsant Field. Wake Island. Air Route Traffic Control larities of non-federal aids, and publi• • it New Orleans, Municipal Airport. Center. Wa*e Airport. Wake Island. cizes operating irregularities when safety it Shreveport, Greater Municipal Airport. Mississippi: is impaired. SEC. 24. Airport Traffic Control Tov- i'Jackson. Hawkins Flctd. Locations. ers— Functions. Airport traffic con• North Carolina: trol towers are operated by the Civil NOTE: All towers and combined tower/sta• •AsheviUe, AshevtUe-HendersonviUe Air• Aeronautics Administration at certain tions are authorized to exercise approach port. control except those locations marked hy an Cnarlotte, Douglas Airport designated airports listed below. They asterisk (•), The symbol (#) Indicates a Greensboro. Greensboro-High Point Air• are responsible for sale, orderly, and ex• combined tower, station. port. peditious flow of air traffic in the vicinity Raleigh. Raleigh-Durham Airport. of an airport, and movement of aircraft Region I it Wilmington, New Hanover County Air• Connecticut: and vehicles on the airport. port, •Bridgeport, Municipal Airport, The functions of a majority of these Winston-Salem, Smith Reynolds Airport, Windsor Locks. Bradley Field. Oklahoma: towers have been expanded to include the Delaware: Oklahoma Will Rogers Field. responsibility for controlling and provid• city, New Castle, New Castle County Airport. ^Tulsa. Municipal Airport. ing separation between aircraft m the Kentucky: Puerto Rico: terminal area which are holding or arriv• Covtngton. Greater Cincinnati Airport. San Juan. Isla Grande Airport. ing and departing under instrument Lexington, Blue Grass Airport. South Carolina: •Louisville. Bowman Field. Sight rules. This is termed "Approach ^Charleston, Municipal Airport. Louisville. Standllord Field, Control Service". At such locations, the SColumbia, Columbia Airport. Maine: Greenville. Municipal Airport. responsibility for controlling instrument •^Portland, Municipal Airport. it Spartanburg, Memorial Airport. flight rule traffic has been delegated to Maryland: Tennessee: the tower by an Air Route Traffic Control •Baltimore. Harbor Airport. jfBristol. Trt-Clty Airport. Center. The purpose of this delegation ^Baltimore, International Airport. SChatlanooga. Lovell Field. is to expedite arrivals and departures by Massachusetts: SjKnosvUie. MeGhec-Tyson Airport. Bedford. Hanscom Airport. means of direct voice communications Memphis, Municipal Airport. Boston. Logan International Airport. between the pilot and the approach con• Nashville, Berry Field. New Jersey: Texas: troller, and by use of special holding ap• Newark. Municipal Airport. 2 Abilene. Abilene Municipal No. 2 Airport. proach, and departure procedures. •Teterbcro, Teterboro Airport, Amarlilo, Amarlllo Air Terminal! These towers are manned by Airways New York: Austin. Robert Mueller Airport. Operations Specialists (Airport). who are Albany. Municipal Airport. •jSBeaumont, Municipal Airport. wBinghainton. Broome County Airport. responsible for the safe and orderly flow ^Brownsville, Rio Grande International Buffalo, Municipal Airport. Airport. of air traffic in the vicinity of the airport. Elmira. Chemung County Airport. College Station, Easterwood Field. Tbeir principal functions are: New York. International Airport. Corpus Christl. CllO Maus Field. To issue instructions to pilots for taxi• New York. LaGuirdia Field. Dallas, Love Field. ing, take-off. approach for landing, and •Niagara Fails. Municipal Airport. El Paso. Internationa! Airport. landing of aircraft. = Rochester. Municipal Airport. rrSyracuse. Hancock Field. Fort Worth, International Airport. To inform pilots regarding field and White Plains. Westchester County Airport. Fort Worth. Meacham Field. weather conditions, air navigational Ohio: Houston, Municipal Airport. facilities, emergency landing areas, re• Akron. Akron-Canton Airport. SLubbock, Municipal Airport. strictions to flight, regulations, and other •:rAkron, Municipal Airport, ^Midland. Air Terminal. matters which may be of assistance to Cincinnati. Lunken Field. San Antonio. Municipal Airport. the pilot. Cleveland. Cleveland-Hopkins Airport. • it Tyler. Pounds Airport. To relay messages between pilots, air• Columbus. Port Columbus Airport. itWaco. Municipal Airport. Dayton, Municipal Airport. line operations offices. Air Routt Traffic Wichita Fialls, Sheppard AFB. Tn'.eco Municipal Airport, Control Centers, Weather Bureau offices, Y^ur.gstOfrn. Municipal Airport. Region J CommumcatiQns Stations and other ap• Pennsylvania: Illinois: propriate agencies concerning the opera• Aller.town, Allen town-Bethlehem-Easton Chicago, CHare International Airport. tion, dispatch, and control of aircraft. Airport, Chicago. Midway Airport, To invoke emergency procedures when r Himsburg, State Airport. •^Peoria. Greater Peoria Airport. . International Airport, any emergency occurs or appears USely SSprlngneld, Capitol Airport. Putaburah. Allegheny County Airport. Indiana: to occur to aircraft under tower control. Pittsburgh. Greater Pittsburgh Airport. Evansville. Dress Memorial Airport. When equipped with airport surveil• Readir.3, Municipal Airport, £Fort Wayne. Baer Field. lance arid precision approach radar, to Indianapolis, Weir-Cook Airport. Region i—Continued monitor aircraft arriving and departing South Bend, St. Joseph County Airport. from an airport en instruments, and, in Rhode Island: Iowa: an emergency or upon request, issuing = Providence. T. F. Greene Airport. Des Moines. Municipal Airport. ground-controlled approach instructions Vermont: Sioux city. Municipal Airport. irBurlington, Municipal Airport. Kansas: (GCA> for a let-down. Virginia: it Hutchinson. Municipal Airport. At a number of locations, the operation ' — Lynchburg, Preston Glenn Airport. •Kansas City. Fairfax Alrport- of an Interstate Airway Communications •Newport News. Patrick Henry Airport. itTopeka. Phillip Buiard Field. Station a3 a separate unit is discontin• Norfolk. Municipal Airport. Wichita, Municipal Airport. ued. Several of its functions are trans• Richmond. Byrd Field. Michigan: ferred to the control tower and the facil• ;:Roanofce, Woodrum Field. Detroit, Detroit City Airport. Detroit. . 6 •Detroit, Wayne Major Airport. Flint, Bishop Field. Operations Specialists whose principal Philadelphia, North Philadelphia Airport. Grand Rapids. Kent County Airport. functions are as follows: Phillipsburg, Phillipsburg Airport. Lansing. Capital City Airport. Maintains continuous multiple listen• Sehnsgrove, Susquehanna Valley Airport. MusKe^on, Muskegon County Airport. ing watches on designated aeronautical WUkes-Barre, Wilties-Barre-Scranton Air• Minnesota; radio frequencies for the purpose of port, #DuIutn, Municipal Airport. maintaining communications with en Williareimport. Municipal Airport, Minneapolis, Minneapolis-St. Paul Inter• route aircraft. Acts as a communica• Vermont: national Airport. tions link between aircraft in flight and Montpelier, Uarre Municipal Airport, Virginia: Rochester, Municipal Airport. federal air traffic control facilities during Missouri: Blackstone. U. S. Air Force Base. instrument flight rule (LFTU operation. Kansas City. Municipal Airport. Danville, Municipal Airport. •itSpringfield, Municipal Airport. Accepts and transmits night plans and Front Royal, CAA Radio Range Site. St. Louis, Lambert Field, associated progress and arrival reports, Gordonsville. CAA Intermediate Field. Nebra&fca: and alerts appropriate Search and Res• Pulaski. Loving Field. ^Lincoln. Municipal Airport, cue organizations when flights are not Richmond, Byrd Field. Omaha, Municipal Airport. successfully concluded. West Virginia: South Dakota: Charleston, Kanawha County Airport. *.*Sioux Falls, Municipal Airport. Observes, reports, and disseminates Eikins, Municipal Airport. Wisconsin: aeronautical weather data, such as sur• Huntington, Chesapeake Airport. Madison, Truax Field. face weather reports, forecasts, upper air Martinsburg. Municipal Airport. Milwaukee, General Mitchell Field. soundings and pilots' weather reports, Morgantown, Municipal Airport. in cooperation with the U. S. Weather Parkersburg, Wood County Airport. Region 4 Bureau. Broadcasts pertinent infor• Arizona: Region 2 ^Phoenix, Sky-Harbor Airport. mation relative to condition of landing Alabama: Tucson, Municipal Airport, areas, air navigation facilities, and aero• Anniston, Municipal Airport. California: nautical weather on scheduled and un• Birmingham, Municipal Airport, Bakersueld, Kern County Airport. scheduled basis as required. Dothan, Municipal Alt-port. Burbank, Lockheed Air Terminal. Advises pilots, prior to , re• Evergreen. Middleton Airport, #Fresno. Fresno Air Terminal, Mobile. Bates Field. Long Beach. Municipal Airport. garding the weather and other hazards Montgomery, Dannelly Field. Los Angeles, International Airport. along proposed route of flight. Furnishes Muscle Shoals, Municipal Airport. Oakland., Municipal Airport. advisory assistance to pilots landing and Tuscaloosa, Van de Graaf Airport. •^Ontario, Municipal Airport, taking off from airports not served by an Arkansas: *Palmdale, Palmtlale Airport. airport traffic control tower. Furnishes El Dorado, Goodwin Airport. -#Sa.cramento, Municipal Airport. emergency navigation assistance to pilots Fayettcville, Municipal Airport. San Diego, Lindbergh Airport. unable to establish their position because Flippin. San Francisco, Municipal Airport. of restricted visibility or malfunctioning Fort Smith, Municipal Airport. •Santa Monica, Santa Monica Municipal of airborne electronic equipment. Pine Bluff. Grider Airport. Airport. Texarkana, Municipal Airport. *Van Nuys. San Fernando Valley Airport. Monitors federally operated electronic Walnut Ridge, Municipal Airport. Colorado: and visual air navigation aids, receives Florida: ^Colorado Springs, Peterson Field, reports of irregularities of non-federal Crestview, Sikes Field. Denver, Stapleton Field. aids, and publicizes operating irregulari• Cross City, Municipal Airport. Pueblo, Municipal Airport. ties when, in his opinion, safety is Fort Myers, Page Field. Idaho: impaired. Jacksonville. Imeson Airport. #Boise, Boise Air Terminal. Key West, Naval Air Station. *#Pocatelio, Phillips Field. (b> Locations. Montana: Region i Marianna, Municipal Airport, Billings, Municipal Airport. Connecticut; Melbourne, Melboume-Eau Gallie Airport. Great Falls, Municipal Airport. Windsor Locks, Bradley Field. Miami, International Airport. Nevada: Kentucky: Orlando. Municipal Airport. •#Las Vegas, McCarran Field. Bowling Green, Warren County Airport. Perujacola, Municipal Airport, #Reno. United Airport. Cor Din, Tallahassee, Dale Mabry Field. New Mexico: Covington, Greater Cincinnati Airport. Vero Beach, Municipal Airport. Albuquerque, Kirtland AFB, Lexington, Blue Grass Airport. Georgia: Oregon: Louisville, Bowman Field. Albany, Municipal Airport. #Medford Municipal Airport. Paducah, Barkiey Airport. Alma, CAA Intermediate Field, Pendleton, Pendleton Airport. Atlanta, Municipal Airport. Portland, Municipal Airport. Region t—Continued Brunswick, McKinnon Airport. Utah: Columbus, Muscogee County, Airport, Salt Late City, Municipal No. 1 Airport. Maine: La Grange, Callaway Airport. Washington: Augusta, State Airport. Macon, Cockran Field. #Seattle, Boeing Field. Houlton. Municipal Airport. Valdosta, Municipal Airport. Seattle, Seattle-Tacoma Airport. Millinocket, Municipal Airport. Louisiana: Spokane, Geiger Field. Old Town, Municipal Airport. Alexandria. Municipal Airport. # Yakima, Municipal Airport, Maryland: Lafayette. Municipal Airport. Salisbury, Municipal Airport* Wyoming: Lake Charles, Municipal Airport. Massachusetts: Monroe, Selman Airport. Cheyenne, Municipal Airport. Boston, 287 Marginal Street, East Boston. Mississippi: Region 5 Nantucket, Municipal Airport. Greenwood, Municipat Airport. Alaska: Worcester. Municipal Airport. McComb, McComb-Plke County Airport. •Anchorage, International Airport. New Hampshire: Meridian. Key Airport, Anchorage. Merrill Field. Concord, Municipal Airport. North Carolina: Annette, CAA-International Field. Lebanon, Municipal Airport. Ashevuie-, Asheville-HendersonvLIle Air• •Fairbanks, International Airport. New Jersey: port. King Salmon, . Milville, Municipal Airport. Charlotte, Douglas Airport- Newark, Municipal Airport. Elizabeth City. Coast Guard Air Station, Region 6 New York: Greensboro, Greensboro-High Point Air• Territory of Hawaii: Albany, Municipal Airport, port. Hilo, Hawaii. General Lyman Field. Buffalo. Municipal Airport. Hickory, Municipal Airport. Honolulu, Oahu, Honolulu Airport. Elmlra, Chemung County Airport. Lumherton, Municipal Airport. •Kahului. Maui, Kahulut Airport. Glens Palls, Warren County Airport. New Bern, Simmons*Nott Airport, Wake Island: Massena, Richards Airport. Raleigh, Raleigh-Durham Airport. Wake Island, Wake Airport. New York, La Guardia Field. Rocky Mount, Municipal Airport. Foughkeepsie, Duchess County Airport. Oklahoma: SEC. 25. Interstate Airway Communi• Utica, Oneida County Airport. Ardmore, Municipal Airport, cations Stations—(a) Functions. The Watertown, Municipal Airport. Gage. CAA Intermediate Field. primary purpose of an Interstate Air• Ohio: Hobart, Municipal Airport. way Communications Station (INSAC) Cleveland, Cleveland-Hopkins Airport. McAlester, Municipal Airport. is to provide aeronautical communica• Columbus, Port Columbus Airport. Oklahoma City, Will Rogers Field. tions services required to maintain con• Dayton, Municipal Airport. Ponca City, Municipal Airport, Findlay, FindJay Airport. trol over, and facilitate, the flight of South Carolina: Mansfield. Municipal Airport. Anderson, Municipal Airport. aircraft in the United States and Terri• Toledo, Municipal Airport. Florence, Municipal Airport. tories. These stations are usually lo• Youngstown, Municipal Airport. Greenville, Municipal Airport. cated at airports along the civil airways Zanesville, Municipal Airport. Myrtle Beach, Municipal Airport. and are associated with electronic air Pennsylvania: Tennessee: navigation aids. Communications, Allentown, Allentown - Bethlehem - Easton Dyersrjurg, Municipal Airport. flight advisory, and emergency services Airport. Jackson. McKeilar Airport. are generally available within a radius of Altoona, Martinsburg Blair County Airport. Memphis. Municipal Airport. 1Q0 to 150 miles of the station location. Brookville, CAA Intermediate Field. Nashville, Berry Field, These stations are staffed by Airways Erie, Port Erie Airport. Smithville, Municipal Airport. 7 Texas: Om.Tha Municipal Airport. Grants, Municipal Airport. Alice. Municipal Airport. H^bbs. Lea County Airport. £•-;••is*)i :fT. Mur..c:r..U Airport. Amarillo. Amnri'.Io Air Terminal. Sidnev. M inic.r.al Airport. Lai Vepas, Municipal Airport. Aui'.ln. Rob*-*: Mueller Airport. N-:rtn Di,-;.'. v Otto. CAA Intermctlinte Fitld. Childress. Municipal Airport B^rr.irc-i Municipal Airport. RoswelJ. Municipal Airport h Co'lege Station. Easterwood Field. U.clc;:^on. Municipal Airport. Santa Fe. New Municipal Airport, Corpus Christi. Clin* Maus Field. Psr^:- Hect\r Field Truth or Consequences, Municipal Airport. Cotulla. CAA Intermediate Field. Grjir.d Forki. Municipal Airport. Tucumcari, Municipal Airport. Dalhart. Municipal Airport. J.irr.e": IT, :, Municipal Airport. 2unif Black Rock Airport. Dallas. Love Field. M;:.V„ Port-O-ALnot Airport. El P2^o. International Airport- &y.:th Dafe^ta: JJe^ion ^-—Continued Fort Worth. Mecham Field. Galveston. Municipal Airport. Aberdeen. Municipal Airport. Oregon: Houston. Municipal Airport. Hurvn. Municipal Airport. Baker. Municipal Airport. Junction. Kimball County Airport. Philip, Municipal Airport. Eugene. Mahlon Sweet Airport. Laredo. Municipal Airport Pierre. Municipal Alport. Klamath Falls. Municipal Airport. Lon^view. Gregg County Alport. P^spid City. Munic^t Airport. North Bend. Municipal Airport. Lufkm, Angelina County Airport. Vraser.own, Munlc-.p.U Airport. Cntarto. Municipal Airport. Marfa, Alpine County Airport. W^CirJl.1: Pendleton. Pendleton Airport. Mineral Wells. Municipal Airport. Eau Claire. Municipal Airport. Portland. Municipal Airport. Palacios. Municipal Airport. Grantiburg, CAA Intermediate Field. Redmond. Roberts Airport. Salt Flat. CAA Intermediate Field. Green Bay. Atutin-Straubei Airport. The Dalles. Municipal Airport. Sin AngeLo. Mat his Airport. Utah: La Crosse. San Antonio. Municipal ALrport. Bryce Canyon. CAA Intermediate Field. Lone Rock. CAA Intermediate Field. Wichita Fails. Sbeppard AFB. Cedar City, Municipal Airport. Madison. Truax Field. Wink. CAA Intermediate Field. Delta, Municipal Airport. Virgin Islands: Milwaukee. General Mitchell Field. Wausau. Alexander Airport, Hanksville, CAA Intermediate Field. St. Crcix, Alexander-Hamilton Pteld. Ogden, Municipal Airport. St. Thomas, Harry S. Truman Airport Region 4 St. George, CAA Intermediate Field. Arizona: Salt Lake City, Municipal No. 1 Airport. Region 3 Douglas. Bisbee-Douglas International Air• Wendover, Air Force Base. TUinols: port. Washington: Bradford- Bradford Airport- Gils Bend. Air Force Auxiliary Field, Belllngham, Municipal Airport. Chicago. Midway Airport. present t. Municipal Airport™ Ellensburg, Bowers Airport. Jollet, Municipal Airport. Tucson. Municipal Airport. Ephraia, Municipal Airport. Moltne. Quad City Airport. Wmilow. Municipal Airport. Hoquiam, Municipal Airport- Quincy. Baldwin Qutncy Airport. Yuma. County Airport. Seattle, Seatlle-Tacoma Airport. Rocfcford. Greater Rockford Airport. California: Spokane. Geiger Field. VandalLa, Vandal la Municipal Airport* Areata Areata Airport. Toledo, CAA Intermediate Field. Indiana: Bakersrleld. Kern County Airport. Walla Walla, City-County Airport. EvansviHe, Dress Memorial Airport. Blythe. Municipal Airport. Wyoming: Goshen, Municipal Airport. Bur bank. Lockheed Air Terminal. Casper, Natrona County Airport, Indianapolis, Weir-Cook Airport. Crescent City. Del Norte County Airport. Cheyenne. Municipal Airport. Lafayette. Purdue University Airport, Daggett. CAA intermediate Field. Douglas. Municipal Airport. South Bend. St. Joseph County Airport. Imperial. Imperial County Airport. Fort Bridger. CAA Intermediate Field. Terre Haute, Hulmrtn Field. Long Beach. Municipal Airport. Laramie. Brees Airport. Iowa: Lc& Angeles. International Airport. Rawlins, Municipal Airport. Burlington. Municipal Airport. Maryst'iile, Tuba County Airport, Rock Springs. Municipal Airport, Cedar Rapids, Municipal Airport. Montague. Siskiyou County Airport. Sheridan, County Airport. Des Moines, Municipal Airport Needles, Municipal Airport. iicp to 71 $ LamanJ. CAA Intermediate Field. Oakland, Municipal Airport. Alaska: Mason City. Municipal Airport. Palmdale. Palmdale Airport. Anchorage. Merrill Field. Ottumwa, Municipal Airport. Paso Rcbles, Paso Robles-San Luts Obispo Sioux City. Municipal Airport. County Airport. Annette. CAA International Field. Kansas: Red Bluff. Municipal Airport. Ar.lak, CAA Intermediate Field. Chanute. Municipal Airport. Salinas. Municipal Airport. Bethel. CAA Intermediate Field. Dodge City. Municipal Airport. San Diego. Lindbergh Airport. Bettles. CAA Intermediate Field. Emporia, Municipal Airport. San Francisco. Municipal Airport. Big Delta. CAA Intermediate Field. Garden, City. Municipal Airport. Santa Barbara. Municipal Airport, Cordova, CAA Intermediate Field, Goodland. Municipal Airport. Stockton. Municipal Airport, Fairbanks. Hill City. Municipal Airport. Thermal. Municipal Airport. Farewell. CAA Intermediate Field. Russell. Municipal Airport. U^iah. Municipal Airport- Foil Yukon. , SalinaT Municipal Airport. Colorado: Galena. CAA Intermediate Fleld. Wichita. Municipal Airport. Akron, CAA Intermediate Field. Gulkana. CAA Intermediate Field. Michigan: Denver. Stapleton Field. Gustavus. CAA Intermediate Field. Battle Creek. Kellogg Airport. Eagle. CAA Intermediate Field. Homer, CAA Intermediate Field. Cadillac- Municipal Airport. Grand Junction. Walker Airport. IlUamna. CAA Intermediate Field. Detroit. Wayne Major Airport. La Junta, Municipal Airport- Juneau^ Juneau Airport. Flint. Bishop Field. Pueblo. Municipal Airport- Kertal, CAA Intermediate Field. Gladwm. Municipal Airport Trinidad. Municipal Airport, King Salmon, CAA Intermediate Field. Grand Marais. Municipal Airport. Idaho: Kodiak, Woody Island. Grand Rapids. Kent County Airport. Buxley. Municipal Airport. Kotaebue. CAA Intermediate Field. Houghton. Houghton County Airport. Dubois. Municipal Airport, McGmtb, CAA Intermediate Field. Jackson. Reynolds Airport. Gooding. Municipal Airport. Mlddleton Island. CAA Intermediate Field, Lansing. Capital City Airport. Idaho Falls. Municipal Airport. Minchumina. CAA Intermediate Field. Mu^fcegon. Mus^egcr: County Airport. Maiad City, Intermediate Field. Moses Point, CAA Intermediate Field- Pellston. Emmet County Airport. Montana: Nenana, CAA Intermediate Field. Saginaw. Tri-City Airport Billings. Municipal Airport. Nome, Nome City Airport. Sault Ste. Marie. Municipal Airport. Bowman. Gallatin Airport. North way. CAA Intermediate Field. Traverse City, Municipal Airport. Butte, Municipal Airport, Minnesota: Petersburg. City of Petersburg. Cut Bank, Municipal Airport. Sitka. Japanski Island. Alexandria. Municipal Airport. Dillon. Municipal Airport. Skwentna. CAA Intermediate Field* Minneapolis. Minneapolis-fit Paul Inter* Drummond. CAA Intermediate Field. national Airport, Summit, CAA Intermediate Field. Great Palls. Municipal Airport, Takkeelna. CAA Intermediate Field. Redwood Falls, Municipal Airport. Helena. Municipal Airport. Rochester. Municipal Airport- Tan an a. CAA Intermediate Field. L*sr.stown. Municipal Airport. Ji[- ?sc 'in : Unajakleet. CAA Intermediate Field. Litin^itcn. Municipal Airport. Butler, Butler Airport. Yafcataga. CAA Intermediate Field. M.les City. Municipal Airport. Yakuiat, CAA Intermediate Field- Columbia. Municipal Airport M.*icula. County Airport. Farrv.mgton, Farrr.in^ton Airport, Regzan 6 Mullar. PWJ. Lockout Mountain, Hawaii: Joplm. Municipal Ampin. Whitehall, CAA Intermediate Field. Hllo. General Lyman Field. Kir.^as City. Municipal Airrcrt. Nevada• Kirfcsv:!!e. Municipal A:rpcrt. Honolulu. Honolulu Airport. Battle Mountain. Battle Mountain Airport. Llhue. Kauai, Lihue Airport. Maiden. Municipal Airport. K.k:>. Municipal Airport. St. Joseph. R^secra:-^ P.c'.d, Puunene, Maui, Maul Airport, FtLiiMr. Municipal Airport. St. Louis, Lambert P.eld. Lc'.eiocS. CAA Intermediate Field. Vichy. CAA Ir.teraied.i'.e F.elci. SEC 26. Overseas Foreign Aeronautical Trepan Municipal Alrport. Nebra^ka: Wmnemucca, Municipal Airport. Communication Stations—«a) Func• Chadror; Municipal Airport. New Mexico: tions. Overseas Foreign Aeronautical Grand Island. Municipal Airport. Albuquerque. Kirtlnnd Air Force Base. Communications Stations

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