US Bridges

Tacoma Blvd. over 99E or 81

Fair

Multnomah County, Oregon · 0.2 MI N Milwaukie Cl · Structure no. 16926 01E 00440

Built
1992
33 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
200 ft
2 main spans
Daily traffic
43,859
2020 count
Owner
State
State Highway Agency

About this bridge

Tacoma Blvd. over 99E or 81 is a prestressed concrete stringer/multi-beam or girder carrying Tacoma Blvd. over 99E or 81 in Multnomah County, Oregon. It was built in 1992, so it is 33 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 43,859 vehicles a day, roughly 5% of them trucks, projected to reach 56,200 by 2040. The structure is 200 ft (61 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesTacoma Blvd.
Crosses99E or 81
Location0.2 MI N Milwaukie Cl
RouteCity Street 99
StateOregon
Coordinates45.46429, -122.63829
Functional classUrban Minor Arterial

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 inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.8 US tons
Inventory rating36.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length200 ft (61 m)
Longest span140 ft (42.7 m)
Deck width58 ft (17.6 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic43,859 (2020)
Projected traffic56,200 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Tacoma Blvd. over 99E or 81 built?

It was built in 1992, making it 33 years old in 2025.

What condition is Tacoma Blvd. over 99E or 81 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 November 2024.

How much traffic does Tacoma Blvd. over 99E or 81 carry?

About 43,859 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Tacoma Blvd. over 99E or 81?

The structure is 200 ft (61 m) long with a longest span of 140 ft (42.7 m) and a deck 58 ft wide.

Who owns Tacoma Blvd. over 99E or 81?

It is owned by the State Highway Agency.