US Bridges

HWY 228 NB over Floodway Ditch

Fair

Lane County, Oregon · In Springfield · Structure no. 09193A228 00037

Built
1964
61 years old, rebuilt 2010
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
98 ft
3 main spans
Daily traffic
6,188
2020 count
Owner
State
State Highway Agency

About this bridge

HWY 228 NB over Floodway Ditch is a concrete continuous slab carrying HWY 228 NB over Floodway Ditch in Lane County, Oregon. It was built in 1964 and reconstructed in 2010, so it is 61 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 6,188 vehicles a day, roughly 6% of them trucks, projected to reach 7,900 by 2040. The structure is 98 ft (30 m) long and 57 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesHWY 228 NB
CrossesFloodway Ditch
LocationIn Springfield
RouteState Highway 528
CountyLane County
StateOregon
Coordinates44.06034, -123.02509
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length98 ft (30 m)
Longest span39 ft (12 m)
Deck width57 ft (17.4 m)
Roadway width50 ft (15.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,188 (2020)
Projected traffic7,900 by 2040
Trucks6%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was HWY 228 NB over Floodway Ditch built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2010.

What condition is HWY 228 NB over Floodway Ditch 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 January 2024.

How much traffic does HWY 228 NB over Floodway Ditch carry?

About 6,188 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is HWY 228 NB over Floodway Ditch?

The structure is 98 ft (30 m) long with a longest span of 39 ft (12 m) and a deck 57 ft wide.

Who owns HWY 228 NB over Floodway Ditch?

It is owned by the State Highway Agency.