Adair Viaduct

Listed on the National Register of Historic Places in 1998.

From the record

One of 10 National Register listings published here for Adair County · listed in 1998 · category: Structure.

Sources: the case file at the National Archives · the National Register database, National Park Service · the Wikipedia article

The listing

What is counted as historic. The nomination lists 1 structure as contributing to the listing.
Address. Business 80 over IAIS RR, Adair, 50002
When was it listed? June 1998
Category. structure
Also known as. Highway Bridges of Iowa MPS
Township. Summit township
Architect. Iowa Department of Transportation
National Register reference number. 98000775 - the number the National Park Service assigned this property when it was listed, and the key its nomination file is catalogued under at the National Archives.

Fires near this property

6 since 2007

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 6 fires within 5 miles of Adair Viaduct between 2007 and 2020, burning about 212 acres in total. None started naturally. None was recorded as arson. Distance is straight-line from the map coordinates, so a fire counted here may appear on a neighbouring settlement's page as well.

Reported cause	Fires
Debris and open burning	3
Missing data/not specified/undetermined	2
Equipment and vehicle use	1

The most recent of them, most recent first, with the day each was reported and the service that recorded it.

Date	Cause	Size	Reported by	Name on the report
10 April 2020	Debris and open burning	50 acres	Iowa Department of Natural Resources	not named
8 March 2020	Debris and open burning	80 acres	Iowa Department of Natural Resources	not named
4 March 2020	Debris and open burning	1.0 acres	Iowa Department of Natural Resources	not named
3 March 2020	Missing data/not specified/undetermined	under an acre	Iowa Department of Natural Resources	not named
16 March 2007	Missing data/not specified/undetermined	80 acres	Iowa Department of Natural Resources	not named
3 January 2017	Equipment and vehicle use	1.0 acres	Iowa Department of Natural Resources	not named

Every fire recorded in Adair County

Map coverage status

No historic map-sheet match is published for this property yet. That does not mean no map exists. This record needs a coordinate-quality review before it can be joined to a sheet boundary. Browse the county's mapped places while that work is pending.

Sources for this property

National Archives record	The nomination case file for reference 98000775 in Record Group 79.
Wikipedia article	Community-written account of this property, licensed CC BY-SA.
Adair County	All 10 listed properties in this county.

Provenance

Listing record. National Park Service National Register of Historic Places, listed-properties dataset, current to 2026-05-22.
Map join. Address geocoded through the United States Census geocoder, then tested against the published boundary of every sheet in the USGS Historical Topographic Map Collection.
How this page is made. Listing fields come from federal records; map-sheet coverage is a labelled coordinate-to-boundary calculation, not a source-field claim.
Wildfire. Short, Karen C. 2022. Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014]. 6th Edition. Fort Collins, CO: Forest Service Research Data Archive. https://doi.org/10.2737/RDS-2013-0009.6 Collected with United States Government funding and usable without additional permissions or fees.