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FAA 7460-1 › Kansas ›

Building or using a crane near Mills Fld (K22)?

Mills Fld in South Hutchinson, Kansas is a public-use airport. Under 14 CFR 77.9, anything within 10,000 feet of its runways that rises above a 50:1 slope needs FAA Form 7460-1 at least 45 days before construction. Check your exact site free.

No address handy? Try 16700 Saticoy St, Van Nuys, CA 91406

How tall can you build near K22 without filing?

The notice surface rises 1 foot for every 50 feet of horizontal distance from the nearest point of the nearest runway, starting at the runway's elevation. Using the lowest runway-end elevation, 1,528 ft above sea level:

Distance from nearest runwayNotice required above (height over 1,528 ft)…which is this elevation (AMSL)
250 ft5 ft1,533 ft
500 ft10 ft1,538 ft
1,000 ft20 ft1,548 ft
2,000 ft40 ft1,568 ft
3,000 ft60 ft1,588 ft
5,000 ft100 ft1,628 ft
7,500 ft150 ft1,678 ft
10,000 ft200 ft1,728 ft
Beyond 10,000 ftOnly the 200-ft-above-ground rule applies (77.9(a))

If your ground is lower than 1,528 ft you can build taller by the difference; if it's higher, less. Cranes count at their maximum height. The free check above uses USGS ground elevation for your exact spot.

Runways and notice boundary

5,000 ftN

Dashed line: the 10,000-ft area where the 50:1 notice slope applies; inner line: 5,000 ft.

RunwayLengthEnd elevations (ft AMSL)
18/362,400 ft1528 / 1533

Filing Form 7460-1 near K22

More: Do I need to file Form 7460-1? · Cranes and Form 7460-1

Other public-use airports nearby

Source: FAA airport, runway and runway-end data (NASR cycle effective 2026/10/01). Screening only — the FAA issues determinations.