US Bridges

I-5 (hwy 001) over Comstock Cemetery RD

Fair

Douglas County, Oregon · 03.6 MI S Lane-Douglas CO · Structure no. 07584A001 16445

Built
1981
44 years old, rebuilt 1991
Condition
Fair
inspected February 2023
Type
Slab
Concrete Continuous
Length
125 ft
3 main spans
Daily traffic
27,404
2022 count
Owner
State
State Highway Agency

About this bridge

I-5 (hwy 001) over Comstock Cemetery RD is a concrete continuous slab carrying I-5 (hwy 001) over Comstock Cemetery RD in Douglas County, Oregon. It was built in 1981 and reconstructed in 1991, 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 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 27,404 vehicles a day, roughly 26% of them trucks, projected to reach 30,500 by 2042. The structure is 125 ft (38.1 m) long and 92 ft wide. If it were closed, the detour would be 5.6 mi (9 km).

Location

Open in Google Maps
CarriesI-5 (hwy 001)
CrossesComstock Cemetery RD
Location03.6 MI S Lane-Douglas CO
RouteInterstate 5
CountyDouglas County
StateOregon
Coordinates43.73366, -123.19704
Functional classRural Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81 US tons
Inventory rating49.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length125 ft (38.1 m)
Longest span50 ft (15.2 m)
Deck width92 ft (27.9 m)
Roadway width86 ft (26.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,404 (2022)
Projected traffic30,500 by 2042
Trucks26%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5.6 mi (9 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I-5 (hwy 001) over Comstock Cemetery RD built?

It was built in 1981, making it 44 years old in 2025. It was reconstructed in 1991.

What condition is I-5 (hwy 001) over Comstock Cemetery RD 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 February 2023.

How much traffic does I-5 (hwy 001) over Comstock Cemetery RD carry?

About 27,404 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is I-5 (hwy 001) over Comstock Cemetery RD?

The structure is 125 ft (38.1 m) long with a longest span of 50 ft (15.2 m) and a deck 92 ft wide.

Who owns I-5 (hwy 001) over Comstock Cemetery RD?

It is owned by the State Highway Agency.