US Bridges

FAS 6504 over Long Creek

Good

Roger Mills County, Oklahoma · 2.7 MI E Grimes · Structure no. 107750000000000

Built
1948
77 years old
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
21 ft
2 main spans
Daily traffic
175
2022 count
Owner
County
County Highway Agency

About this bridge

FAS 6504 over Long Creek is a concrete culvert carrying FAS 6504 over Long Creek in Roger Mills County, Oklahoma. It was built in 1948, so it is 77 years old, older than the Oklahoma average of 47.8 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 175 vehicles a day, roughly 15% of them trucks, projected to reach 280 by 2042. The structure is 21 ft (6.4 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesFAS 6504
CrossesLong Creek
Location2.7 MI E Grimes
RouteCounty Highway 6504
Coordinates35.46535, -99.71305
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
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic175 (2022)
Projected traffic280 by 2042
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$225,000
NavigationNo navigation control on waterway

Frequently asked questions

When was FAS 6504 over Long Creek built?

It was built in 1948, making it 77 years old in 2025.

What condition is FAS 6504 over Long 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 April 2023.

How much traffic does FAS 6504 over Long Creek carry?

About 175 vehicles per day (2022 count), of which roughly 15% are trucks.

How long is FAS 6504 over Long Creek?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 24 ft wide.

Who owns FAS 6504 over Long Creek?

It is owned by the County Highway Agency.