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LOS Analyzer

Building · 2026

TUN GS

Flint, MI · near Bishop Intl (0.5 mi)

Returned to proponentDetermined - No Hazard60 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

"Crane to off load new building on to foundation"

Filing details

Case number (ASN)
2026-AGL-12252-NRA
Structure
TUN GS
Type
Building
Category
Building
Height above ground
60 ft
Height above sea level
825 ft
Site elevation
765 ft
Notice of
New Construction
Duration
Temporary
Marking & lighting
—

Timeline

Filed
July 21, 2026
Determined
September 9, 2026
Determination expires
March 9, 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
FAA
Representative
Greg Prenzler

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

See every 2026 filing by FAA →

Location

Coordinates
42.968384, -83.736701
Degrees / minutes / seconds
42°58'06.2"N 83°44'12.1"W
County
Genesee

Other filings within 5 miles

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

See every 2026 filing near Bishop Intl →

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.