US Bridges

Howe Lane over Hill Creek Overflow

Good

Lane County, Oregon · 022MI So Creswell · Structure no. 14772 217400028

Built
1977
48 years old
Condition
Good
inspected September 2024
Type
Slab
Prestressed Concrete
Length
30 ft
1 main span
Daily traffic
787
2020 count
Owner
County
County Highway Agency

About this bridge

Howe Lane over Hill Creek Overflow is a prestressed concrete slab carrying Howe Lane over Hill Creek Overflow in Lane County, Oregon. It was built in 1977, so it is 48 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 787 vehicles a day, roughly 10% of them trucks, projected to reach 852 by 2025. The structure is 30 ft (9.1 m) long and 32 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesHowe Lane
CrossesHill Creek Overflow
Location022MI So Creswell
RouteCounty Highway C2174
StateOregon
Coordinates43.88607, -123.02834
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating39.7 US tons
Inventory rating30.8 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span29 ft (8.8 m)
Deck width32 ft (9.8 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic787 (2020)
Projected traffic852 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed0.6 mi (1 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 Howe Lane over Hill Creek Overflow built?

It was built in 1977, making it 48 years old in 2025.

What condition is Howe Lane over Hill Creek Overflow 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 2024.

How much traffic does Howe Lane over Hill Creek Overflow carry?

About 787 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Howe Lane over Hill Creek Overflow?

The structure is 30 ft (9.1 m) long with a longest span of 29 ft (8.8 m) and a deck 32 ft wide.

Who owns Howe Lane over Hill Creek Overflow?

It is owned by the County Highway Agency.