US Bridges

S-E Ramp over I-5

Good

Clark County, Washington · 0.3 N Oregon · Structure no. 0012156D0000000

Built
1983
42 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
392 ft
2 main spans
Daily traffic
14,376
2023 count
Owner
State
State Highway Agency

About this bridge

S-E Ramp over I-5 is a prestressed concrete continuous box beam or girders - multiple carrying S-E Ramp over I-5 in Clark County, Washington. It was built in 1983, so it is 42 years old, younger than the Washington average of 49.8 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 14,376 vehicles a day, roughly 7% of them trucks, projected to reach 20,649 by 2039. The structure is 392 ft (119.5 m) long and 29 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesS-E Ramp
CrossesI-5
Location0.3 N Oregon
RouteInterstate 5
Coordinates45.62481, -122.66992
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length392 ft (119.5 m)
Longest span190 ft (57.9 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,376 (2023)
Projected traffic20,649 by 2039
Trucks7%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$5.2 million (2022 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was S-E Ramp over I-5 built?

It was built in 1983, making it 42 years old in 2025.

What condition is S-E Ramp over I-5 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 October 2023.

How much traffic does S-E Ramp over I-5 carry?

About 14,376 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is S-E Ramp over I-5?

The structure is 392 ft (119.5 m) long with a longest span of 190 ft (57.9 m) and a deck 29 ft wide.

Who owns S-E Ramp over I-5?

It is owned by the State Highway Agency.