14 CFR Part 31 — Airworthiness Standards: Manned Free Balloons
Subpart A — General
Subpart B — Flight Requirements
Subpart C — Strength Requirements
Subpart D — Design Construction
- § 31.31— General.
- § 31.33— Materials.
- § 31.35— Fabrication methods.
- § 31.37— Fastenings.
- § 31.39— Protection.
- § 31.41— Inspection provisions.
- § 31.43— Fitting factor.
- § 31.45— Fuel cells.
- § 31.46— Pressurized fuel systems.
- § 31.47— Burners.
- § 31.49— Control systems.
- § 31.51— Ballast.
- § 31.53— Drag rope.
- § 31.55— Deflation means.
- § 31.57— Rip cords.
- § 31.59— Trapeze, basket, or other means provided for occupants.
- § 31.61— Static discharge.
- § 31.63— Safety belts.
- § 31.65— Position lights.