Launch Location - Definition: Where We Launch the Balloon.
Launcher Area Layout
Consideration: Clear of obstructions taller than 50 feet and power lines for at least 100 yards downwind.
Consideration: Clear of obstructions taller than 10 feet at least 50 yards downwind.
Consideration: Absolutely no sharp objects or corners in/on the ground for 100 feet from anywhere the balloon will be while lying on the ground, or while tethered to a ground handler.
Launch Area Infrastructure
Consideration: Some paved surface is recommended for ease of setting out tarps and tools and rolling heavy tanks around.
Consideration: Accessible closely by pickup truck - helium T cylinders are over 150lbs.
Consideration: Site should be available for 3 hours before and 3 hours after planned launch time.
Consideration: Site has power source available.
Launch Area WRT Flight Path
Consideration: Site should not be within controlled airspace classes B, C or D, unless permission is expressly obtained and activity coordinated with coordinating authority.
Consideration: Site should not allow common flight paths to pass into controlled airspace classes B, C or D. Some of these airspaces extend up to 10,000ft MSL.
Consideration: Inquire with local ATC for where approach/departure paths for high traffic runways are, and avoid flight through these corridors as well.