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LOS Analyzer

Crane · 2026

Mark at Mansfield

Storrs Mansfield, CT · near Windham (6.2 mi)

Determination of no hazardDetermined - No Hazard184 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

"The proposed project involves the construction of a seven story multi-family housing building located at 134 N Eagleville Rd Storrs CT 06268. The structure will reach an elevation of roughly 96 ft. above site elevation at its highest point. \nReason for Notice: This notice is submitted in accordance with 14 CFR Part 77.9(a) which requires notification to the FAA for any construction or alteration that exceeds 200 feet AGL or lies within proximity to an airport. The proposed tower crane height approaches this threshold with an elevation of 184 ft above site elevation. The FAA's evaluation is requested to determine whether the proposed structure poses a hazard to air navigation and to identify any necessary mitigation measures."

Filing details

Case number (ASN)
2026-ANE-846-OE
Structure
Mark at Mansfield
Type
Crane / tower
Category
Crane
Height above ground
184 ft
Height above sea level
748 ft
Site elevation
564 ft
Notice of
New Construction
Duration
Temporary
Marking & lighting
—

Timeline

Filed
March 24, 2026
Determined
April 30, 2026
Determination expires
October 30, 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
Landmark Properties
Representative
Landmark Urban Construction CT

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

Location

Coordinates
41.809469, -72.261264
Degrees / minutes / seconds
41°48'34.1"N 72°15'40.6"W
County
Tolland

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.