Costilla Crossing Bridge

Listed on the National Register of Historic Places in 1985.

From the record

One of 13 National Register listings published here for Conejos 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. Cty. Rd. over Rio Grande River, Antonito, 81120
When was it listed? February 1985
Category. structure
Also known as. Vehicular Bridges in Colorado TR
Census division. Antonito
National Register reference number. 85000194 - 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

3 since 1994

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 3 fires within 5 miles of Costilla Crossing Bridge between 1994 and 2012, burning about 204 acres in total. 2 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
Natural	2
Recreation and ceremony	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
20 September 1994	Natural	3.0 acres	Royal Gorge Field Office	PINON
29 July 1995	Natural	201 acres	Rio Grande National Forest	JOHN
24 July 2012	Recreation and ceremony	under an acre	San Luis Valley Field Office	SHORT

Every fire recorded in Conejos County

Mines and quarries near this property

1 within 5 miles

Regional context, not property-specific evidence. The federal mineral resources record lists 1 working within 5 miles of Costilla Crossing Bridge: 1 prospect. None of them still produces. What was taken out: Copper. 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
	Copper King	Copper	Prospect

Every working recorded in Conejos County

Storms near this property

3 since 1997

Regional context, not property-specific evidence. The National Weather Service names Antonito, the town this property stands in, in 3 storm reports between 1997 and 2014: 3 hail. 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
July 2014	Hail	Antonito	-	no account filed
July 2007	Hail	Antonito	-	no account filed
August 1997	Hail	Antonito	-	no account filed

Every storm recorded in Conejos 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 85000194 in Record Group 79.
Conejos County	All 13 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.