Little Thompson River Bridge

Listed on the National Register of Historic Places in 2002.

From the record

“The Little Thompson River Bridge, in Weld County, Colorado near Berthoud, Colorado, was built in 1938. It was listed on the National Register of Historic Places in 2002.”
Wikipedia article Little Thompson River Bridge, CC BY-SA 4.0.

One of 36 National Register listings published here for Weld County · listed in 2002 · category: Structure.

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

The listing

What is counted as historic. The nomination lists 1 structure as contributing to the listing.
Address. I-25 Service Rd. at mipepost 249.90, Berthoud, 80534
When was it listed? October 2002
Category. structure
Also known as. Highway Bridges in Colorado MPS
Census division. Johnstown-Milliken
National Register reference number. 02001129 - 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

207 since 1993

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 207 fires within 5 miles of Little Thompson River Bridge between 1993 and 2020, burning about 85 acres in total. 2 started naturally. 9 were 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
Missing data/not specified/undetermined	169
Equipment and vehicle use	13
Arson/incendiarism	9
Debris and open burning	5
Recreation and ceremony	4
Natural	2
Railroad operations and maintenance	2
Smoking	2
Power generation/transmission/distribution	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
6 September 2016	Missing data/not specified/undetermined	under an acre	Berthoud Fire Protection District	UNKNOWN
30 September 2016	Missing data/not specified/undetermined	under an acre	Mountain View Fire Protection District	UNKNOWN
25 September 2017	Missing data/not specified/undetermined	under an acre	Mountain View Fire Protection District	UNKNOWN
21 September 2015	Missing data/not specified/undetermined	under an acre	Big Thompson Canyon Volunteer Fire Department	UNKNOWN
2 September 2017	Missing data/not specified/undetermined	under an acre	Berthoud Fire Protection District	UNKNOWN
12 September 2016	Missing data/not specified/undetermined	under an acre	Berthoud Fire Protection District	UNKNOWN
10 September 2017	Missing data/not specified/undetermined	under an acre	Weld County	UNKNOWN
9 August 2011	Missing data/not specified/undetermined	under an acre	Colorado State Forest Service-State Headquarters	JOHNSTOWN

Every fire recorded in Weld County

Mines and quarries near this property

2 within 5 miles

Regional context, not property-specific evidence. The federal mineral resources record lists 2 workings within 5 miles of Little Thompson River Bridge: 1 occurrence, 1 producer. 1 still produces. What was taken out: Fire Clay (Refractory), Sand and Gravel, Construction. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

Where	Site	Commodity	Status	Recorded
	Helmer Bros	Sand and Gravel, Construction	Producer
	Unknown	Fire Clay (Refractory)	Occurrence	Sedimentary

Every working recorded in Weld 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.

Listed places nearby

4 within 8 miles

Other National Register properties close enough to walk or drive between, ordered by distance from this one. Both positions come from the same geocoding pass that matched these properties to their map sheets.

Property	Distance	Listed
Anderson Barn	2.8 miles	2004
United Church of Christ of Highlandlake	4.0 miles	1989
Harvey J. Parish House	4.2 miles	2000
Jared L. Brush Barn	5.4 miles	1991

Sources for this property

National Archives record	The nomination case file for reference 02001129 in Record Group 79.
Wikipedia article	Community-written account of this property, licensed CC BY-SA.
Weld County	All 36 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.
Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.