US Bridges

Road G over Unnamed Creek

Fair

Pittsburg County, Oklahoma · North of Road 4 · Structure no. DAPAMCMCA000536

Built
1993
32 years old
Condition
Fair
inspected November 2023
Type
Tee Beam
Prestressed Concrete
Length
61 ft
2 main spans
Daily traffic
100
2016 count
Owner
Federal
Army

About this bridge

Road G over Unnamed Creek is a prestressed concrete tee beam carrying Road G over Unnamed Creek in Pittsburg County, Oklahoma. It was built in 1993, so it is 32 years old, younger than the Oklahoma average of 47.8 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 100 vehicles a day, roughly 10% of them trucks, projected to reach 100 by 2044. The structure is 61 ft (18.5 m) long and 28 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesRoad G
CrossesUnnamed Creek
LocationNorth of Road 4
CountyPittsburg County
StateOklahoma
Coordinates34.83563, -95.89975
Functional classRural Local

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 protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.7 US tons
Inventory rating36 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length61 ft (18.5 m)
Longest span30 ft (9.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2016)
Projected traffic100 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerArmy
Maintained byArmy
Historic statusNot eligible for the National Register of Historic Places
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2,000 (2023 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Road G over Unnamed Creek built?

It was built in 1993, making it 32 years old in 2025.

What condition is Road G over Unnamed 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 November 2023.

How much traffic does Road G over Unnamed Creek carry?

About 100 vehicles per day (2016 count), of which roughly 10% are trucks.

How long is Road G over Unnamed Creek?

The structure is 61 ft (18.5 m) long with a longest span of 30 ft (9.2 m) and a deck 28 ft wide.

Who owns Road G over Unnamed Creek?

It is owned by the Army.