BlockFrom the record
One of 25 National Register listings published here for Fremont County · listed in 2002 · category: Structure.
Sources: the National Register database, National Park Service
Rio Grande Railroad Viaduct
Listed on the National Register of Historic Places in 2002.
The listing
- Listing status. The Park Service records this property as Removed.
- What is counted as historic. The nomination lists 1 structure as contributing to the listing.
- Address. CO 120 at milepost 0.17, Florence, 81226
- When was it listed? October 2002
- Category. structure
- Also known as. Highway Bridges in Colorado MPS
- Census division. Florence
- National Register reference number. 02001148 - assigned by the National Park Service when the property was listed.
Fires near this property
183 since 1992Regional context, not property-specific evidence. The federal wildfire occurrence database lists 183 fires within 5 miles of Rio Grande Railroad Viaduct between 1992 and 2020, burning about 122 acres in total. 5 started naturally. 1 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 | 150 |
| Equipment and vehicle use | 8 |
| Recreation and ceremony | 7 |
| Natural | 5 |
| Smoking | 5 |
| Misuse of fire by a minor | 4 |
| Debris and open burning | 2 |
| Fireworks | 1 |
| Arson/incendiarism | 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 |
|---|---|---|---|---|
| 9 September 2014 | Missing data/not specified/undetermined | under an acre | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
| 4 September 2014 | Missing data/not specified/undetermined | under an acre | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
| 30 September 2016 | Missing data/not specified/undetermined | under an acre | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
| 26 September 2016 | Missing data/not specified/undetermined | under an acre | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
| 24 September 2016 | Equipment and vehicle use | under an acre | Penrose Volunteer Fire Department | UNKNOWN |
| 20 September 2015 | Missing data/not specified/undetermined | 1.0 acres | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
| 2 September 2013 | Natural | under an acre | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
| 18 September 2016 | Missing data/not specified/undetermined | under an acre | Williamsburg Volunteer Fire Department (Florence Fire Protection District) | UNKNOWN |
Mines and quarries near this property
10 of 39 shownRegional context, not property-specific evidence. The federal mineral resources record lists 39 workings within 5 miles of Rio Grande Railroad Viaduct: 24 producers, 12 past producers, 3 occurrences. 24 still produce. What was taken out: Feldspar, Sand and Gravel, Construction, Stone, Crushed/Broken, Perlite. 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 |
|---|---|---|---|---|
| Artesian Well #22 | Geothermal | Producer | ||
| Canon City Deposit | Iron | Occurrence | Limonite, Siderite | |
| Oak Creek | Feldspar, Mica | Producer | ||
| Unknown | Limestone, General | Producer | Limestone | |
| White King, State Rock | Silica | Producer | ||
| Florence Perlite Mill | Perlite | Producer | ||
| Persolite | Perlite | Producer | ||
| Unidentified Placer Occurrence | Gold | Occurrence | Placer | |
| Unidentified Placer Occurrence | Gold | Occurrence | Placer | |
| Gravel Pit | Stone, Crushed/Broken | Producer |
Storms near this property
23 since 1993Regional context, not property-specific evidence. The National Weather Service names Florence, the town this property stands in, in 23 storm reports between 1993 and 2024: 17 hail, 4 flash flood, 1 thunderstorm wind, 1 flood. 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 |
|---|---|---|---|---|
| August 1993 | Hail | Florence | $500 | Severe thunderstorms rumbled through portions of southeast Park and Fremont Counties. Hail up to 2.00 inches fell over the area, breaking windows in Canon City and south of Florence. The hail also damaged roofs of residences in Canon City. |
| January 2024 | Flood | Florence | - | Received call from Mykel Kroll, Fremont County Emergency Manager, notifying us of some minor flooding occurring along the Arkansas River in Florence from an ice jam downstream. Inundation of low-lying areas mostly occurred between the river and County Rd 119 in the town of Florence. No other impacts reported. |
| August 2022 | Flash Flood | Florence | - | Flooding along CR 13A. |
| August 2022 | Flash Flood | Florence | - | Flooding along Hwy 115 near Pathfinder Park. |
| July 2021 | Thunderstorm Wind | Florence | - | Six power poles were blown down. |
| July 2020 | Hail | Florence | - | Hail of 1.75 inches. |
| July 2018 | Flash Flood | Florence | - | State patrol reported that there was debris and flooding over highway 115 at mile marker 7. |
| August 1993 | Hail | Florence | - | Severe thunderstorms rumbled through portions of southeast Park and Fremont Counties. Hail up to 2.00 inches fell over the area, breaking windows in Canon City and south of Florence. The hail also damaged roofs of residences in Canon City. |
| August 1993 | Hail | Florence | - | Severe thunderstorms rumbled through portions of southeast Park and Fremont Counties. Hail up to 2.00 inches fell over the area, breaking windows in Canon City and south of Florence. The hail also damaged roofs of residences in Canon City. |
| June 2015 | Hail | Florence | - | no account filed |
| June 2015 | Hail | Florence | - | no account filed |
| September 2015 | Hail | Florence | - | no account filed |
| July 2009 | Hail | Florence | - | no account filed |
| August 2009 | Hail | Florence | - | no account filed |
| May 2007 | Hail | Florence | - | no account filed |
| June 2007 | Hail | Florence | - | no account filed |
| June 2007 | Hail | Florence | - | no account filed |
| August 2007 | Hail | Florence | - | no account filed |
| August 2006 | Hail | Florence | - | no account filed |
| May 2003 | Hail | Florence | - | no account filed |
| July 2001 | Hail | Florence | - | no account filed |
| July 1996 | Flash Flood | Florence | - | no account filed |
| July 1995 | Hail | Florence | - | no account filed |
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
5 within 8 milesOther 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.
| Photograph | Property | Distance | Listed |
|---|---|---|---|
 | Main Street Bridge | 2.3 miles | 2002 |
 | Downtown Florence Historic District | 2.5 miles | 2017 |
 | US Post Office-Florence Main | 2.5 miles | 1986 |
| Florence High School | 2.7 miles | 2022 | |
 | Portland Bridge | 3.0 miles | 1985 |
Sources for this property
| National Archives record | The nomination case file for reference 02001148 in Record Group 79. |
| Fremont County | All 25 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.