BlockFrom the record
One of 10 National Register listings published here for Greenlee County · listed in 1988 · category: Structure.
Sources: the case file at the National Archives · the National Register database, National Park Service
Solomonville Road Overpass
Listed on the National Register of Historic Places in 1988.
The listing
- What is counted as historic. The nomination lists 1 structure as contributing to the listing.
- Address. Old Safford Rd., 4.5 mi. S of Clifton, Clifton, 85533
- When was it listed? September 1988
- Category. structure
- Also known as. Vehicular Bridges in Arizona MPS
- Census division. Clifton
- National Register reference number. 88001626 - 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
15 since 1994Regional context, not property-specific evidence. The federal wildfire occurrence database lists 15 fires within 5 miles of Solomonville Road Overpass between 1994 and 2020, burning about 345 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 | 6 |
| Natural | 5 |
| Arson/incendiarism | 1 |
| Debris and open burning | 1 |
| Equipment and vehicle use | 1 |
| 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 |
|---|---|---|---|---|
| 6 August 1995 | Natural | 15 acres | Gila District Office | MESA TANK |
| 26 August 2016 | Missing data/not specified/undetermined | under an acre | Gila District Office | OLD SAFFORD |
| 2 August 2020 | Natural | 1.0 acres | Gila District Office | RATTLESNAKE |
| 6 July 1994 | Arson/incendiarism | 320 acres | Gila District Office | YORK |
| 3 July 1995 | Equipment and vehicle use | 5.0 acres | Gila District Office | GUTHRIE MT |
| 16 July 1994 | Natural | under an acre | Gila District Office | GREENLEE |
| 15 July 2003 | Natural | under an acre | Apache-Sitgreaves National Forest | WATER CANYON |
| 2 June 2006 | Natural | 2.0 acres | Gila District Office | TURTLE |
Mines and quarries near this property
9 within 5 milesRegional context, not property-specific evidence. The federal mineral resources record lists 9 workings within 5 miles of Solomonville Road Overpass: 3 past producers, 3 unknowns, 2 producers, 1 occurrence. 2 still produce. What was taken out: Manganese, Geothermal, Copper, Barium-Barite. 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 |
|---|---|---|---|---|
| Clifton - Morenci Placer Deposits | Gold | Producer | Gold | |
| Copper Bar Shaft and Adit | Copper, Gold, Silver | Past Producer | ||
| Gila Hot Springs Group | Manganese, Barium-Barite | Producer | 1938 | |
| Clifton Copper Mines | Geothermal | Unknown | ||
| Gillard Hot Spring | Geothermal | Unknown | ||
| Red Rock Claims | Manganese, Copper | Occurrence | 1953 | |
| Gila Hot Springs Claim | Manganese | Past Producer | 1954 | |
| Pyrolusite No. 1 | Manganese | Past Producer | ||
| Red Rock Claims | Manganese | Unknown | 1953 |
Storms near this property
17 since 1996Regional context, not property-specific evidence. The National Weather Service names Clifton, the town this property stands in, in 17 storm reports between 1996 and 2022: 10 flash flood, 2 thunderstorm wind, 2 hail, 2 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 |
|---|---|---|---|---|
| July 2022 | Flash Flood | Clifton | $50,000 | Heavy rain of 2 in 1 hour in the Clifton-Morenci area resulted in flash flooding and mud flows along Chase Creek which flooded Coronado Blvd. before flowing into the San Francisco River. |
| July 2006 | Flash Flood | Clifton | $30,000 | A county official reported that Ward Canyon and Limestone Canyon had several feet of water flow through them between 2245 MST and 2300 MST. Limestone Canyon had an area of significant road damage. |
| July 2021 | Flash Flood | Clifton | $25,000 | One to two inches of rain in less than an hour caused flash flooding in the Clifton-Morenci area. One school was damaged by floodwaters. |
| August 2011 | Flash Flood | Clifton | $25,000 | Heavy rainfall resulted in flash flooding along the San Francisco River in southern Clifton. The flooding was confined to Ward Canyon where a few homes sustained minor water damage along Ward Canyon Road. |
| September 2006 | Flash Flood | Clifton | $15,000 | Law enforcement in the City of Clifton reported a flash flood along Ward Canyon Road. The flash flooding continued towards the Town of Duncan, where Railroad Wash overtopped Highway 70 along the east side of the town. Arizona Department of Transportation closed Highway 70 at Railroad Wash due to the flood waters. One home was flooded in Duncan from the overflow of Railroad Wash. |
| July 2007 | Thunderstorm Wind | Clifton | $7,500 | Eight flagpoles were knocked down at Mares Bluff Veterans Memorial in Clifton. Another flagpole was partially knocked down, being supported by wires. |
| August 2013 | Debris Flow | Clifton | $1,000 | Brief heavy rain caused mud to slide downhill, temporarily closing Highway 191 in Clifton near the old train depot. Debris was up to four feet deep across the roadway. |
| July 2010 | Flash Flood | Clifton | - | Law enforcement reported U.S. Highway 191 flooded near Wards Canyon and Clifton. |
| January 2010 | Flood | Clifton | - | The Blue River upstream from Clifton rose out of its banks. The river was still above bankfull at 8 AM MST. |
| July 2010 | Flash Flood | Clifton | - | Law enforcement reported Ward Canyon Road was closed due to flooding. |
| July 2007 | Flash Flood | Clifton | - | Flash flooding occurred in Wards Canyon in Clifton. 2 feet of mud and rock was mucked out from under the Wards Canyon bridge. In addition, two vehicles were stuck in soapbox wash. |
| July 2006 | Flash Flood | Clifton | - | An emergency manager reported that several washes were flooded in the Town of Clifton. Additionally, an observer in Clifton reported that 1.98 inches of rain had fallen in a short period of time. |
| August 2005 | Flash Flood | Clifton | - | The Clifton Police Department reported that Ward Canyon Road in Ward Canyon flooded with 4 to 5 feet of water covering the roadway. |
| August 2004 | Hail | Clifton | - | Law enforcement in Clifton reported 0.75 inch hail with a localized thunderstorm. |
| October 2000 | Flood | Clifton | - | Several small mudslides occurred along Highway 191. |
| August 1997 | Hail | Clifton | - | no account filed |
| September 1996 | Thunderstorm Wind | Clifton | - | no account filed |
Newspapers printed here
7,709 digitised pages2 papers published in this town, digitised by the Library of Congress and free to read: 1,299 issues, 7,709 pages. Every page is searchable, so a name or a street can be looked for directly in what the town printed about itself at the time.
| Newspaper | Published |
|---|---|
| The Clifton Clarion | 1883 to 1889 |
| The Copper Era and Morenci Leader | 1911 to 1929 |
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 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 |
|---|---|---|---|
| Solomonville Road Overpass | 0.5 miles | 1988 | |
 | Gila River Bridge | 1.8 miles | 1988 |
 | Black Gap Bridge | 3.3 miles | 1988 |
 | Clifton Townsite Historic District | 4.6 miles | 1990 |
 | Park Avenue Bridge | 4.7 miles | 1988 |
| Clifton Casa Grande Building | 4.7 miles | 1979 |
Sources for this property
| National Archives record | The nomination case file for reference 88001626 in Record Group 79. |
| Greenlee 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.
- 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.