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LOS Analyzer

Building · 2026

North End Hangar

Gaithersburg, MD · near Montgomery County Airpark (0.3 mi)

Returned to proponentDetermined - No Hazard35 ft AGL

What this outcome means

The FAA sent the case back to the filer rather than issuing a determination. This is the most common non-clean outcome and usually means something has to change or be supplied before the study can finish — not that the project was refused.

The proposal, in the filer's words

"For permanent hangar at GAI. DAC No. 24029"

Filing details

Case number (ASN)
2026-AEA-3254-NRA
Structure
North End Hangar
Type
Building / hangar
Category
Building
Height above ground
35 ft
Height above sea level
524 ft
Site elevation
489 ft
Notice of
New Construction
Duration
Permanent
Marking & lighting
—

Timeline

Filed
August 10, 2026
Determined
August 19, 2026
Determination expires
February 19, 2028

A determination that lapses before the structure is built has to be re-filed. The FAA does not send a reminder.

Who filed it

Sponsor
Montgomery County Revenue Authority
Representative
Delta Airport Consultants, INC.

Names are shown as they appear in the FAA's public record. How we handle names

Location

Coordinates
39.171906, -77.169236
Degrees / minutes / seconds
39°10'18.9"N 77°10'09.2"W
County
Montgomery

Other filings within 5 miles

Organisation-sponsored 2026 filings whose coordinates sit near this one.

About this record

This page is a readable copy of a public record published by the FAA's Obstruction Evaluation / Airport Airspace Analysis system. It is not the official record and may lag it. For the authoritative case status, search this ASN at the FAA's OE/AAA portal. If something here is wrong, email support@idea-engine.studio and we will correct it.

Source: FAA Obstruction Evaluation / Airport Airspace Analysis (OE/AAA) public archive (oeaaa.faa.gov), data as of September 12, 2026. Compiled by LOS Analyzer (Idea Engine LLC). This is not an official FAA record or an FAA determination; the FAA's portal is authoritative. LOS Analyzer is not affiliated with or endorsed by the FAA.

Screening a structure of your own?

Check Part 77 and the tower's line of sight before you file

LOS Analyzer screens a proposed structure against FAA Part 77 surfaces and the control tower's sightline to the runway, terrain-aware, in minutes. It is a preliminary screening — not an FAA determination and not a substitute for a licensed engineering review.