US Bridges

Or 99W (hwy 1W) over Riverview Street

Good

Lane County, Oregon · 00.1 S JCT HWY 015 · Structure no. 06837 01W 12599

Built
1951
74 years old
Condition
Good
inspected January 2024
Type
Tee Beam
Concrete Continuous
Length
94 ft
3 main spans
Daily traffic
12,141
2022 count
Owner
State
State Highway Agency

About this bridge

Or 99W (hwy 1W) over Riverview Street is a concrete continuous tee beam carrying Or 99W (hwy 1W) over Riverview Street in Lane County, Oregon. It was built in 1951, so it is 74 years old, older 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 12,141 vehicles a day, roughly 4% of them trucks, projected to reach 20,400 by 2042. The structure is 94 ft (28.7 m) long and 49 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesOr 99W (hwy 1W)
CrossesRiverview Street
Location00.1 S JCT HWY 015
RouteState Highway 99
StateOregon
Coordinates44.0428, -123.05168
Functional classUrban Other Principal Arterial

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 inspectionJanuary 2024
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 rating30.3 US tons
Inventory rating23.3 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length94 ft (28.7 m)
Longest span36 ft (11 m)
Deck width49 ft (14.9 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,141 (2022)
Projected traffic20,400 by 2042
Trucks4%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed9.9 mi (16 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 proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$482,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Or 99W (hwy 1W) over Riverview Street built?

It was built in 1951, making it 74 years old in 2025.

What condition is Or 99W (hwy 1W) over Riverview Street 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 January 2024.

How much traffic does Or 99W (hwy 1W) over Riverview Street carry?

About 12,141 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Or 99W (hwy 1W) over Riverview Street?

The structure is 94 ft (28.7 m) long with a longest span of 36 ft (11 m) and a deck 49 ft wide.

Who owns Or 99W (hwy 1W) over Riverview Street?

It is owned by the State Highway Agency.