US Bridges

FM 450 over Arms Creek

Good

Harrison County, Texas · 0.35 MI SE of FM 726 W · Structure no. 191030138203002

Built
1951
74 years old, rebuilt 2006
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
636
2020 count
Owner
State
State Highway Agency

About this bridge

FM 450 over Arms Creek is a concrete culvert carrying FM 450 over Arms Creek in Harrison County, Texas. It was built in 1951 and reconstructed in 2006, so it is 74 years old, older than the Texas average of 44.4 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 636 vehicles a day, roughly 14% of them trucks, projected to reach 980 by 2033. The structure is 22 ft (6.7 m) long and 57 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesFM 450
CrossesArms Creek
Location0.35 MI SE of FM 726 W
RouteState Highway 450
StateTexas
Coordinates32.7464, -94.64592
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2
Design loadOther
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width57 ft (17.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic636 (2020)
Projected traffic980 by 2033
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was FM 450 over Arms Creek built?

It was built in 1951, making it 74 years old in 2025. It was reconstructed in 2006.

What condition is FM 450 over Arms 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 August 2023.

How much traffic does FM 450 over Arms Creek carry?

About 636 vehicles per day (2020 count), of which roughly 14% are trucks.

How long is FM 450 over Arms Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 57 ft wide.

Who owns FM 450 over Arms Creek?

It is owned by the State Highway Agency.