Rainbow Arch Bridge

Listed on the National Register of Historic Places in 1985.

From the record

One of 15 National Register listings published here for Morgan County · listed in 1985 · category: Structure.

Sources: 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. CO 52, Fort Morgan, 80701
When was it listed? February 1985
Category. structure
Also known as. Vehicular Bridges in Colorado TR
Census division. Fort Morgan
National Register reference number. 85000221 - 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

121 since 2011

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 121 fires within 5 miles of Rainbow Arch Bridge between 2011 and 2020, burning about 149 acres in total. 3 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
Missing data/not specified/undetermined	78
Equipment and vehicle use	35
Natural	3
Fireworks	1
Railroad operations and maintenance	1
Debris and open burning	1
Smoking	1
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
3 September 2017	Smoking	under an acre	Fort Morgan Fire Department	UNKNOWN
3 September 2017	Equipment and vehicle use	4.0 acres	Fort Morgan Fire Department	UNKNOWN
2 September 2011	Missing data/not specified/undetermined	1.0 acres	Colorado State Forest Service-State Headquarters	FORT MORGAN
31 August 2017	Missing data/not specified/undetermined	under an acre	Fort Morgan Fire Department	UNKNOWN
29 August 2019	Missing data/not specified/undetermined	under an acre	Colorado State Forest Service-State Headquarters	N/A
28 August 2011	Missing data/not specified/undetermined	under an acre	Colorado State Forest Service-State Headquarters	FORT MORGAN
27 August 2011	Missing data/not specified/undetermined	under an acre	Colorado State Forest Service-State Headquarters	FORT MORGAN
27 August 2011	Missing data/not specified/undetermined	under an acre	Colorado State Forest Service-State Headquarters	FORT MORGAN

Every fire recorded in Morgan County

Mines and quarries near this property

10 within 5 miles

Regional context, not property-specific evidence. The federal mineral resources record lists 10 workings within 5 miles of Rainbow Arch Bridge: 5 producers, 4 occurrences, 1 past producer. 5 still produce. What was taken out: Sand and Gravel, Construction, Clay, Calcium. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

Site	Commodity	Status	Recorded
Fort Morgan Plant	Calcium	Producer
Clay Pit	Clay	Producer
Clay Pit	Clay	Producer
Unknown	Clay	Occurrence
Unknown	Clay	Occurrence	Sedimentary
Gravel Pit	Sand and Gravel, Construction	Producer
Gravel Pit	Sand and Gravel, Construction	Producer
Unknown	Sand and Gravel, Construction	Occurrence	Sand
Unknown	Sand and Gravel, Construction	Occurrence	Sand
Westoff Pit & Plant	Sand and Gravel, Construction	Past Producer

Every working recorded in Morgan County

Storms near this property

9 since 1994

Regional context, not property-specific evidence. The National Weather Service names Fort Morgan, the town this property stands in, in 9 storm reports between 1994 and 1996: 4 hail, 4 thunderstorm wind, 1 lightning. No death or injury is recorded in these reports. Each account below is quoted exactly as the forecast office filed it, from the NOAA Storm Events Database, and each date opens the federal record of that event.

When	Event	Place named	Harm	What the report says
June 1994	Thunderstorm Wind	Fort Morgan	$500,000	Thunderstorm winds caused major damage to several farms north of Fort Morgan. The winds destroyed five grain bins, and damaged several buildings, including two homes. The winds also toppled a semi-trailer on Interstate 76 near Fort Morgan.
May 1994	Thunderstorm Wind	Fort Morgan	$500	A severe thunderstorm rumbled across portions of Weld and Morgan Counties. Spotters reported golf-ball size hail fell east of Kersey (37 miles east southeast of Fort Collins). Thunderstorm winds knocked down numerous trees and toppled power poles in Fort Morgan and near Jackson Reservoir (18 miles northwest of Fort Morgan).
July 1995	Thunderstorm Wind	Fort Morgan	-	Thunderstorm winds fanned grassfires in the Brighton and Fort Morgan areas.
July 1994	Hail	Fort Morgan	-	Hail up to tennis ball-size caused extensive crop damage southwest of Fort Morgan.
May 1994	Thunderstorm Wind	Fort Morgan	-	A severe thunderstorm rumbled across portions of Weld and Morgan Counties. Spotters reported golf-ball size hail fell east of Kersey (37 miles east southeast of Fort Collins). Thunderstorm winds knocked down numerous trees and toppled power poles in Fort Morgan and near Jackson Reservoir (18 miles northwest of Fort Morgan).
June 1996	Lightning	Fort Morgan	-	no account filed
June 1995	Hail	Fort Morgan	-	no account filed
June 1995	Hail	Fort Morgan	-	no account filed
July 1994	Hail	Fort Morgan	-	no account filed

Every storm recorded in Morgan 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

6 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
Fort Morgan Power Plant Building	0.2 miles	1994
Lincoln School	0.7 miles	2010
Fort Morgan State Armory	1.1 miles	2004
Sherman Street Historic Residential District	1.3 miles	1987
Farmers State Bank Building	1.3 miles	1990
Morgan County Courthouse and Jail	1.3 miles	2002

Sources for this property

National Archives record	The nomination case file for reference 85000221 in Record Group 79.
Morgan County	All 15 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.
Storms. NOAA National Centers for Environmental Information, Storm Events Database https://www.ncei.noaa.gov/stormevents/ A work of the United States government, no copyright under 17 U.S.C. 105. Narratives are quoted verbatim from the National Weather Service report and are not edited or summarised.