Photograph of Oregon City Bridge — Photograph by Steve Morgan, CC BY-SA 3.0. Via Wikimedia Commons.

Willamette River (Oregon City) Bridge (No. 357)

Listed on the National Register of Historic Places in 2005.

From the record

“The Oregon City Bridge, also known as the Arch Bridge, is a steel through arch bridge spanning the Willamette River between Oregon City and West Linn, Oregon, United States. Completed in 1922, it is listed on the National Register of Historic Places.”
Wikipedia article Oregon City Bridge, CC BY-SA 4.0.

One of 93 National Register listings published here for Clackamas County · listed in 2005 · 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. Spanning the Williamette River on Oswego Hwy 3(Ore-43) bet. Oregon City and West Linn, Oregon City
When was it listed? July 2005
Category. structure
Census division. Northwest Clackamas
Architect. Conde Balcom McCullough
National Register reference number. 05000639 - 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.

Mines and quarries near this property

10 of 35 shown

Regional context, not property-specific evidence. The federal mineral resources record lists 35 workings within 5 miles of Willamette River (Oregon City) Bridge (No. 357): 22 past producers, 11 producers, 2 occurrences. 11 still produce. What was taken out: Sand and Gravel, Construction, Stone, Stone, Crushed/Broken, Silica. 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
Petes Mtn	Iron	Past Producer
Petes Mtn	Iron	Past Producer
Francis Welsh Silica Mine	Silica	Occurrence
Francis Welsh Silica Mine	Silica	Past Producer
Grimms Fuel Co. Pit	Stone, Crushed/Broken	Past Producer
J P Vlahos	Stone, Crushed/Broken	Past Producer
Pynns Rock Quarry	Stone, Crushed/Broken	Producer
Seventh Day Adventists	Stone, Crushed/Broken	Producer
Terrill Silica Deposit	Silica	Occurrence
Terrill Silica Deposit	Silica	Past Producer

Every working recorded in Clackamas County

Storms near this property

10 since 1996

Regional context, not property-specific evidence. The National Weather Service names Oregon City, the town this property stands in, in 10 storm reports between 1996 and 2022: 4 flood, 2 hail, 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
February 2022	Debris Flow	Oregon City	$50,000	Oregon 99E was closed due to a rock fall which damaged a large truck. Around 2 to 3 inches of rain fell.
October 2000	Tornado (F1)	Oregon City	$35,000	no account filed
December 2014	Heavy Rain	Oregon City	-	The Oregon Department of Transportation reported that heavy rain resulted in a rockslide that blocked Highway 99E in Oregon City.
January 2012	Flood	Oregon City	-	Heavy rain combined with snowmelt runoff caused the Willamette River below the Falls at Oregon City to overflow its banks and flood low lying areas. The Willamette River crested at 29.1 feet on January 21st at 5 pm PST, 2.1 feet above flood stage.
November 2006	Flood	Oregon City	-	The Clackamas River near Oregon City crested at 39.4 feet on November 7th, with flood stage at 39.0 feet.
January 2006	Flood	Oregon City	-	no account filed
September 2006	Hail	Oregon City	-	no account filed
April 2005	Thunderstorm Wind	Oregon City	-	no account filed
December 2005	Flood	Oregon City	-	no account filed
May 1996	Hail	Oregon City	-	no account filed

Every storm recorded in Clackamas 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
Oregon City Masonic Lodge	under 500 feet	2014
Historic City Hall	under 500 feet	2021
Richard B. Petzold Building	0.1 miles	1992
Lewthwaite-Moffatt House	0.1 miles	1994
Oregon City Municipal Elevator	0.2 miles	2014
Charles David Latourette House	0.2 miles	1980

Sources for this property

National Archives record	The nomination case file for reference 05000639 in Record Group 79.
Wikipedia article	Community-written account of this property, licensed CC BY-SA.
Clackamas County	All 93 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.
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.