![](/assets/images/picto-drapeau-france-3a76576a5d60a512053b4612ab58dae5.png)
2. Choosing an airport site
Numerous factors play a part in the choice of a new site or the development of an existing one: runway orientation, length, near and far clearances, integration into air traffic, maximum capacity of the airport platform, etc.
2.1 Track orientation and regularity
Aircraft take-offs and landings become difficult, even dangerous, when the wind component on the ground perpendicular to the runway axis (crosswind) exceeds a critical value which is characteristic of the aircraft and depends mainly on its approach speed.
According to the aerodrome code (cf. § 3.3 article ), the permissible crosswind limit is :
code 1: 5 m/s (10 knots) ;
code 2:...
Exclusive to subscribers. 97% yet to be discovered!
You do not have access to this resource.
Click here to request your free trial access!
Already subscribed? Log in!
![](/assets/images/logo-eti-286623ed91fa802ce039246e516e5852.png)
The Ultimate Scientific and Technical Reference
This article is included in
Public works and infrastructure
This offer includes:
Knowledge Base
Updated and enriched with articles validated by our scientific committees
Services
A set of exclusive tools to complement the resources
Practical Path
Operational and didactic, to guarantee the acquisition of transversal skills
Doc & Quiz
Interactive articles with quizzes, for constructive reading
Choosing an airport site