US Bridges

County RD 177G over West Fork Catching Creek

Fair

Coos County, Oregon · 0138 South JCT RD 19 177 · Structure no. 11C74N017700138

Built
1973
52 years old
Condition
Fair
inspected September 2024
Type
Slab
Prestressed Concrete
Length
60 ft
1 main span
Daily traffic
15
2020 count
Owner
County
County Highway Agency

About this bridge

County RD 177G over West Fork Catching Creek is a prestressed concrete slab carrying County RD 177G over West Fork Catching Creek in Coos County, Oregon. It was built in 1973, so it is 52 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 15 vehicles a day, roughly 1% of them trucks, projected to reach 15 by 2025. The structure is 60 ft (18.3 m) long and 28 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCounty RD 177G
CrossesWest Fork Catching Creek
Location0138 South JCT RD 19 177
RouteCounty Highway C177G
StateOregon
Coordinates42.97651, -124.22649
Functional classRural Minor Collector

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation6: Equal to 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 rating62.8 US tons
Inventory rating48.6 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckOther
Main spans1
Design loadHS 20
Structure length60 ft (18.3 m)
Longest span58 ft (17.7 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15 (2020)
Projected traffic15 by 2025
Trucks1%
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 County RD 177G over West Fork Catching Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is County RD 177G over West Fork Catching Creek 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 September 2024.

How much traffic does County RD 177G over West Fork Catching Creek carry?

About 15 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is County RD 177G over West Fork Catching Creek?

The structure is 60 ft (18.3 m) long with a longest span of 58 ft (17.7 m) and a deck 28 ft wide.

Who owns County RD 177G over West Fork Catching Creek?

It is owned by the County Highway Agency.