Building Code 2018 of Illinois > 4 Special Detailed Requirements Based on Occupancy and Use > 412 Aircraft-Related Occupancies > 412.4 Residential Aircraft Hangars. Allows an airport sponsor to request FAA approval of a leasing plan for the lease of vacant hangars for non-aeronautical use on a month-to-month basis. These structures must meet certain wind ratings, structural dimensions, and other criteria in order to provide the kind of protection that modern aircraft need. Watch the grade. We totally understand 5 feet of clearance on each side, which is more than safe. aircraft hangar size requirements For this aircraft, a good hangar door size would be about 46â by 12â. GROUP IV HANGAR FIRE PROTECTION REQUIREMENTS where the hangar fire area housing unfueled aircraft is greater than 12,000 sq. available industry-wide and the hangar manufacturers will help, this first pricing estimate will require sharp esti-mates on site and land work. Question 13. Minimum Standards for Construction of Aircraft Hangars 2) A high expansion foam system providing 3 cu. A hobbyist may ⦠should be protected as per a Group II Aircraft Hangar. Aircraft Hangar Design & Construction Guide | TechSpan Several factors are crucial when determining the size of your aircraft hangar. As with hangar height, the internal dimensions of the hangar will be 2.