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LOS Analyzer

Construction equipment · 2026

Construction Equipment 2

Spearfish, SD · near Black Hills-Clyde Ice Fld (0.1 mi)

Returned to proponentDetermined - No Hazard30 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

"Proposed new apron construction"

Filing details

Case number (ASN)
2026-AGL-3082-NRA
Structure
Construction Equipment 2
Type
Construction / other
Category
Construction equipment
Height above ground
30 ft
Height above sea level
3,914 ft
Site elevation
3,884 ft
Notice of
New Construction
Duration
Temporary
Marking & lighting
—

Timeline

Filed
February 27, 2026
Determined
April 16, 2026
Determination expires
October 16, 2027

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
City of Spearfish
Representative
Dalton Morgan

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

See every 2026 filing by City of Spearfish →

Location

Coordinates
44.482269, -103.784192
Degrees / minutes / seconds
44°28'56.2"N 103°47'03.1"W
County
Lawrence

Other filings within 5 miles

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

See every 2026 filing near Black Hills-Clyde Ice Fld →

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.