Part 31: Airworthiness standards: Manned free balloons

Federal Aviation Regulations
 

Subpart A - General

• Sec. 31.1 - Applicability.

Subpart B - Flight Requirements
 

• Sec. 31.12 - Proof of compliance.
• Sec. 31.14 - Weight limits.
• Sec. 31.16 - Empty weight.
• Sec. 31.17 - Performance: Climb.
• Sec. 31.19 - Performance: Uncontrolled descent.
• Sec. 31.20 - Controllability.

Subpart C - Strength Requirements

• Sec. 31.21 - Loads.
• Sec. 31.23 - Flight load factor.
• Sec. 31.25 - Factor of safety.
• Sec. 31.27 - Strength.

Subpart D - Design Construction
 

• Sec. 31.31 - General.
• Sec. 31.33 - Materials.
• Sec. 31.35 - Fabrication methods.
• Sec. 31.37 - Fastenings.
• Sec. 31.39 - Protection.
• Sec. 31.41 - Inspection provisions.
• Sec. 31.43 - Fitting factor.
• Sec. 31.45 - Fuel cells.
• Sec. 31.46 - Pressurized fuel systems.
• Sec. 31.47 - Burners.
• Sec. 31.49 - Control systems.
• Sec. 31.51 - Ballast.
• Sec. 31.53 - Drag rope.
• Sec. 31.55 - Deflation means.
• Sec. 31.57 - Rip cords.
• Sec. 31.59 - Trapeze, basket, or other means provided for occupants.
• Sec. 31.61 - Static discharge.
• Sec. 31.63 - Safety belts.
• Sec. 31.65 - Position lights.

Subpart E - Equipment
 

• Sec. 31.71 - Function and installation.

Subpart F - Operating Limitations and Information
 

• Sec. 31.81 - General.
• Sec. 31.82 - Instructions for Continued Airworthiness.
• Sec. 31.83 - Conspicuity.
• Sec. 31.85 - Required basic equipment.

Appendices
 

• Appendix A to Part 31 - Instructions for Continued Airworthiness

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