Question

On a VFR sectional chart, what does a solid blue line indicate?

1) Airports
2) Controlled airspace
3) Restricted airspace
4) Military training routes

Answer 1

2) Controlled airspace. On a VFR sectional chart, a solid blue line indicates controlled airspace.

Step-by-step explanation:

On a VFR sectional chart, a solid blue line indicates controlled airspace. Controlled airspace is airspace where air traffic control services are provided to ensure separation of aircraft and to prevent collisions. It is usually found around busy airports and along established airways.