US Bridges

Sweets Creek Road over Sweets Creek

Good

Lane County, Oregon · 046 M SW HWY36-HWY126 JCT · Structure no. 39C44A503600464

Built
1978
47 years old
Condition
Good
inspected September 2023
Type
Slab
Prestressed Concrete
Length
171 ft
5 main spans
Daily traffic
335
2020 count
Owner
County
County Highway Agency

About this bridge

Sweets Creek Road over Sweets Creek is a prestressed concrete slab carrying Sweets Creek Road over Sweets Creek in Lane County, Oregon. It was built in 1978, so it is 47 years old, younger 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 335 vehicles a day, roughly 10% of them trucks, projected to reach 395 by 2025. The structure is 171 ft (52.1 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesSweets Creek Road
CrossesSweets Creek
Location046 M SW HWY36-HWY126 JCT
RouteCounty Highway A0447
StateOregon
Coordinates44.01185, -123.91097
Functional classRural Major Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating22.2 US tons
Inventory rating17.2 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans5
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span36 ft (11 m)
Deck width28 ft (8.6 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic335 (2020)
Projected traffic395 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Sweets Creek Road over Sweets Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Sweets Creek Road over Sweets Creek 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 September 2023.

How much traffic does Sweets Creek Road over Sweets Creek carry?

About 335 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Sweets Creek Road over Sweets Creek?

The structure is 171 ft (52.1 m) long with a longest span of 36 ft (11 m) and a deck 28 ft wide.

Who owns Sweets Creek Road over Sweets Creek?

It is owned by the County Highway Agency.