US Bridges

Lakeport Blvd over S P Railroad

Fair

Klamath County, Oregon · Near Port of Entry · Structure no. 35C224056200001

Built
1972
53 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Wood or Timber
Length
68 ft
1 main span
Daily traffic
523
2020 count
Owner
County
County Highway Agency

About this bridge

Lakeport Blvd over S P Railroad is a wood or timber stringer/multi-beam or girder carrying Lakeport Blvd over S P Railroad in Klamath County, Oregon. It was built in 1972, so it is 53 years old, older 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 523 vehicles a day, roughly 20% of them trucks, projected to reach 603 by 2025. The structure is 68 ft (20.7 m) long and 32 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesLakeport Blvd
CrossesS P Railroad
LocationNear Port of Entry
RouteCounty Highway C0562
CountyKlamath County
StateOregon
Coordinates42.26615, -121.81122
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating28.5 US tons
Inventory rating22.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialWood or Timber
DeckWood or timber
Main spans1
Design loadHS 20
Structure length68 ft (20.7 m)
Longest span66 ft (20.1 m)
Deck width32 ft (9.8 m)
Roadway width31 ft (9.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic523 (2020)
Projected traffic603 by 2025
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed2.5 mi (4 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Lakeport Blvd over S P Railroad built?

It was built in 1972, making it 53 years old in 2025.

What condition is Lakeport Blvd over S P Railroad 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 March 2023.

How much traffic does Lakeport Blvd over S P Railroad carry?

About 523 vehicles per day (2020 count), of which roughly 20% are trucks.

How long is Lakeport Blvd over S P Railroad?

The structure is 68 ft (20.7 m) long with a longest span of 66 ft (20.1 m) and a deck 32 ft wide.

Who owns Lakeport Blvd over S P Railroad?

It is owned by the County Highway Agency.