EJZ Bridge over Shoshone River

Listed on the National Register of Historic Places in 1985.

From the record

“The EJZ Bridge over Shoshone River is a Warren pony truss bridge located near Lovell, Wyoming, which carries Big Horn County Road CN9-111 across the Shoshone River. Contractors McGuire and Blakeslee built the bridge from 1925 to 1926 using a design by the Wyoming Highway Department.”
Wikipedia article EJZ Bridge over Shoshone River, CC BY-SA 4.0.

One of 16 National Register listings published here for Big Horn County · listed in 1985 · 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. Cty. Rd. CN9-111, Lovell, 82431
When was it listed? February 1985
Category. structure
Also known as. Vehicular Truss and Arch Bridges in Wyoming TR
Census division. North Big Horn
National Register reference number. 85000413 - 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

108 since 2003

Regional context, not property-specific evidence. The federal wildfire occurrence database lists 108 fires within 5 miles of EJZ Bridge over Shoshone River between 2003 and 2020, burning about 350 acres in total. 6 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	49
Debris and open burning	33
Fireworks	9
Natural	6
Recreation and ceremony	4
Equipment and vehicle use	3
Power generation/transmission/distribution	2
Railroad operations and maintenance	2

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
7 September 2018	Debris and open burning	under an acre	Bighorn County	89
25 September 2004	Natural	under an acre	Wyoming State Forestry	not named
12 September 2009	Missing data/not specified/undetermined	under an acre	Wyoming State Forestry	not named
10 September 2020	Equipment and vehicle use	under an acre	Bighorn County	79
5 August 2020	Equipment and vehicle use	under an acre	Bighorn County	70
4 August 2018	Natural	under an acre	Bighorn County	79
30 August 2019	Missing data/not specified/undetermined	under an acre	Bighorn County	94
22 August 2017	Debris and open burning	1.0 acres	Bighorn County	76

Every fire recorded in Big Horn 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 EJZ Bridge over Shoshone River: 5 producers, 2 unknowns, 2 past producers, 1 occurrence. 5 still produce. What was taken out: Sand and Gravel, Construction, Clay, Gypsum-Anhydrite, Titanium-Heavy Minerals. 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
Cowley	Titanium-Heavy Minerals, Thorium, Zirconium, Iron	Occurrence	1955
Yellowtail Mine	Uranium	Producer
American Colloid Co Mine	Clay	Producer
Gypsum Quarry No. 7	Gypsum-Anhydrite	Past Producer
Sage Creek Mill	Clay	Producer
Unknown	Gypsum-Anhydrite	Producer
City Pit	Sand and Gravel, Construction	Unknown
Clark Pit	Sand and Gravel, Construction	Producer
Government Pit Number One	Sand and Gravel, Construction	Unknown
Sand and Gravel Nichols	Sand and Gravel, Construction	Past Producer

Every working recorded in Big Horn County

Storms near this property

11 since 1998

Regional context, not property-specific evidence. The National Weather Service names Lovell, the town this property stands in, in 11 storm reports between 1998 and 2018: 8 hail, 1 flash flood, 1 tornado, 1 thunderstorm wind. 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 2006	Thunderstorm Wind	Lovell	$35,000	no account filed
June 2006	Hail	Lovell	$12,000	no account filed
June 2006	Hail	Lovell	$12,000	no account filed
May 2018	Hail	Lovell	-	Nickel sized hail covered the ground at the High Country Lodge.
May 2014	Hail	Lovell	-	Nickel sized hail was observed on the north side of Lovell.
May 2014	Hail	Lovell	-	Hail the size of quarters was reported in Lovell.
June 2005	Tornado (F0)	Lovell	-	At 1238 MST, a tornado formed 8 miles southwest of Lovell and moved east to 4 miles south/southwest of Lovell before lifting off the ground. This tornado formed over open country resulting in no damage, therefore it was rated F0.
June 2006	Hail	Lovell	-	no account filed
June 2006	Hail	Lovell	-	no account filed
August 1998	Hail	Lovell	-	no account filed
June 1998	Flash Flood	Lovell	-	no account filed

Every storm recorded in Big Horn 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

2 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.

Photograph	Property	Distance	Listed
	Hyart Theater, The	2.3 miles	2009
	Big Horn Academy Historic District	3.5 miles	1992

Sources for this property

National Archives record	The nomination case file for reference 85000413 in Record Group 79.
Wikipedia article	Community-written account of this property, licensed CC BY-SA.
Big Horn County	All 16 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.