[Code of Federal Regulations]
[Title 14, Volume 2]
[Revised as of January 1, 2003]
From the U.S. Government Printing Office via GPO Access
[CITE: 14CFR139.323]

[Page 788]
 
                     TITLE 14--AERONAUTICSAND SPACE
 
CHAPTER I--FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION 
                               (CONTINUED)
 
PART 139--CERTIFICATION AND OPERATIONS: LAND AIRPORTS SERVING CERTAIN 
AIR CARRIERS--Table of Contents
 
                          Subpart D--Operations
 
Sec. 139.323  Traffic and wind direction indicators.

    Each certificate holder shall provide the following on its airport:
    (a) A wind cone that provides surface wind direction information 
visually to pilots. For each airport in a Class B airspace area, 
supplemental wind cones must be installed at each runway end or at least 
at one point visible to the pilot while on final approach and prior to 
takeoff. If the airport is open for air carrier operations during hours 
of darkness, the wind direction indicators must be lighted.
    (b) For airports serving any air carrier operation when there is no 
control tower operating, a segmented circle around one wind cone and a 
landing strip and traffic pattern indicator for each runway with a 
right-hand traffic pattern.

[Doc. No. 24812, 52 FR 44282, Nov. 18, 1987, as amended by Amdt. 139-18, 
56 FR 65664, Dec. 17, 1991]