US Bridges

Pine Creek Road over Calamity Creek

Fair

Harney County, Oregon · 016 M C306 Van Drewsey RD · Structure no. 25E21 C310 0157

Built
1995
30 years old
Condition
Fair
inspected September 2024
Type
Slab
Wood or Timber
Length
31 ft
1 main span
Daily traffic
11
2010 count
Owner
County
County Highway Agency

About this bridge

Pine Creek Road over Calamity Creek is a wood or timber slab carrying Pine Creek Road over Calamity Creek in Harney County, Oregon. It was built in 1995, so it is 30 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 11 vehicles a day, roughly 10% of them trucks, projected to reach 21 by 2030. The structure is 31 ft (9.4 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesPine Creek Road
CrossesCalamity Creek
Location016 M C306 Van Drewsey RD
RouteCounty Highway 0B475
StateOregon
Coordinates43.89383, -118.59854
Functional classRural Major Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating34.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeSlab
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length31 ft (9.4 m)
Longest span29 ft (8.8 m)
Deck width28 ft (8.5 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11 (2010)
Projected traffic21 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Pine Creek Road over Calamity Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Pine Creek Road over Calamity Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in September 2024.

How much traffic does Pine Creek Road over Calamity Creek carry?

About 11 vehicles per day (2010 count), of which roughly 10% are trucks.

How long is Pine Creek Road over Calamity Creek?

The structure is 31 ft (9.4 m) long with a longest span of 29 ft (8.8 m) and a deck 28 ft wide.

Who owns Pine Creek Road over Calamity Creek?

It is owned by the County Highway Agency.