US Bridges

Ivory Pine Road over Drainage Swale

Good

Klamath County, Oregon · 011 MI N HWY 140 · Structure no. 35C220125700110

Built
1981
44 years old
Condition
Good
inspected July 2024
Type
Slab
Prestressed Concrete
Length
39 ft
1 main span
Daily traffic
248
2020 count
Owner
County
County Highway Agency

About this bridge

Ivory Pine Road over Drainage Swale is a prestressed concrete slab carrying Ivory Pine Road over Drainage Swale in Klamath County, Oregon. It was built in 1981, so it is 44 years old, younger than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 248 vehicles a day, roughly 10% of them trucks, projected to reach 263 by 2025. The structure is 39 ft (11.9 m) long and 32 ft wide. If it were closed, the detour would be 49.7 mi (80 km).

CarriesIvory Pine Road
CrossesDrainage Swale
Location011 MI N HWY 140
RouteCounty Highway 0B314
StateOregon
Coordinates42.441, -121.09547
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than 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 rating50.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length39 ft (11.9 m)
Longest span38 ft (11.6 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic248 (2020)
Projected traffic263 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed49.7 mi (80 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 Ivory Pine Road over Drainage Swale built?

It was built in 1981, making it 44 years old in 2025.

What condition is Ivory Pine Road over Drainage Swale in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does Ivory Pine Road over Drainage Swale carry?

About 248 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Ivory Pine Road over Drainage Swale?

The structure is 39 ft (11.9 m) long with a longest span of 38 ft (11.6 m) and a deck 32 ft wide.

Who owns Ivory Pine Road over Drainage Swale?

It is owned by the County Highway Agency.