Building or using a crane near Benjamin Rivera Noriega (CPX)?
Benjamin Rivera Noriega in Isla De Culebra, Puerto Rico 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.
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How tall can you build near CPX 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, 7 ft above sea level:
| Distance from nearest runway | Notice required above (height over 7 ft) | …which is this elevation (AMSL) |
|---|---|---|
| 250 ft | 5 ft | 12 ft |
| 500 ft | 10 ft | 17 ft |
| 1,000 ft | 20 ft | 27 ft |
| 2,000 ft | 40 ft | 47 ft |
| 3,000 ft | 60 ft | 67 ft |
| 5,000 ft | 100 ft | 107 ft |
| 7,500 ft | 150 ft | 157 ft |
| 10,000 ft | 200 ft | 207 ft |
| Beyond 10,000 ft | Only the 200-ft-above-ground rule applies (77.9(a)) | |
If your ground is lower than 7 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
Dashed line: the 10,000-ft area where the 50:1 notice slope applies; inner line: 5,000 ft.
| Runway | Length | End elevations (ft AMSL) |
|---|---|---|
| 13/31 | 2,596 ft | 42.9 / 6.8 |
Filing Form 7460-1 near CPX
- File online through the FAA's OE/AAA system at least 45 days before construction or before applying for a building permit, whichever is first. Filing is free.
- You need NAD 83 coordinates, site ground elevation, structure height above ground and above sea level.
- Construction on airport property always needs notice, whatever the height.
More: Do I need to file Form 7460-1? · Cranes and Form 7460-1
Other public-use airports nearby
- VQS — Antonio Rivera Rodriguez (15 nm)
- RVR — Jose Aponte De La Torre (20 nm)
- X63 — Dr Hermenegildo Ortiz Quinones (30 nm)
- SJU — Luis Munoz Marin Intl (40 nm)
- SIG — Fernando Luis Ribas Dominicci (46 nm)
- PR21 — Fort Buchanan (48 nm)
Source: FAA airport, runway and runway-end data (NASR cycle effective 2026/10/01). Screening only — the FAA issues determinations.