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LOS Analyzer

Antenna tower · 2026

Brink Ridge Tower

GAITHERSBURG, MD, MD · near Montgomery County Airpark (4.9 mi)

Determination of no hazardDetermined - No Hazard255 ft AGL

What this outcome means

The FAA studied the proposal and concluded it would not be a hazard to air navigation. A no-hazard determination is not permanent — it carries an expiration date, and if the structure is not built by then the case has to be re-filed.

The proposal, in the filer's words

"This Proposed tower will replace the existing Montgomery County owned 266 AGL structure that was previously studied under FAA Study 2005-AEA-1047-OE 98-AEA-079-OE. the Existing Structure will be Dismantled durring the construction process."

Filing details

Case number (ASN)
2026-AEA-8131-OE
Structure
Brink Ridge Tower
Type
Tower / antenna
Category
Antenna tower
Height above ground
255 ft
Height above sea level
900 ft
Site elevation
645 ft
Notice of
Alteration
Duration
Permanent
Marking & lighting
Dual-red and medium intensity

Timeline

Filed
July 1, 2026
Determined
July 16, 2026
Determination expires
—

Who filed it

Sponsor
Washington Suburban Sanitary Commission
Representative
Washington Suburban Sanitary Commission

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

Location

Coordinates
39.212375, -77.238069
Degrees / minutes / seconds
39°12'44.6"N 77°14'17.0"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.