US Bridges

Jerrys Flat Road over Indian Creek

Poor

Curry County, Oregon · 0.7 MI E Patterson Bridge · Structure no. 15C009059500070

Built
1957
68 years old, rebuilt 1973
Condition
Poor
inspected July 2024
Type
Slab
Prestressed Concrete
Length
35 ft
1 main span
Daily traffic
3,451
2020 count
Owner
County
County Highway Agency

About this bridge

Jerrys Flat Road over Indian Creek is a prestressed concrete slab carrying Jerrys Flat Road over Indian Creek in Curry County, Oregon. It was built in 1957 and reconstructed in 1973, so it is 68 years old, older than the Oregon average of 49.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,451 vehicles a day, roughly 10% of them trucks, projected to reach 3,901 by 2025. The structure is 35 ft (10.7 m) long and 44 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesJerrys Flat Road
CrossesIndian Creek
Location0.7 MI E Patterson Bridge
RouteCounty Highway 0A305
StateOregon
Coordinates42.4282, -124.40351
Functional classRural Minor Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionJuly 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating57.9 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadH 20
Structure length35 ft (10.7 m)
Longest span30 ft (9.1 m)
Deck width44 ft (13.4 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,451 (2020)
Projected traffic3,901 by 2025
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 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 Jerrys Flat Road over Indian Creek built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1973.

What condition is Jerrys Flat Road over Indian Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2024.

How much traffic does Jerrys Flat Road over Indian Creek carry?

About 3,451 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Jerrys Flat Road over Indian Creek?

The structure is 35 ft (10.7 m) long with a longest span of 30 ft (9.1 m) and a deck 44 ft wide.

Who owns Jerrys Flat Road over Indian Creek?

It is owned by the County Highway Agency.