US Bridges

FM 585 over Sand Creek

Good

Brown County, Texas · 3.10 MI NW of US 84 · Structure no. 230250103501004

Built
1956
69 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
44 ft
5 main spans
Daily traffic
189
2020 count
Owner
State
State Highway Agency

About this bridge

FM 585 over Sand Creek is a concrete culvert carrying FM 585 over Sand Creek in Brown County, Texas. It was built in 1956, so it is 69 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 189 vehicles a day, roughly 7% of them trucks, projected to reach 280 by 2033. The structure is 44 ft (13.4 m) long and 33 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesFM 585
CrossesSand Creek
Location3.10 MI NW of US 84
RouteState Highway 585
StateTexas
Coordinates31.76744, -99.16368
Functional classRural Minor 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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44 US tons
Inventory rating26 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadOther
Structure length44 ft (13.4 m)
Longest span8 ft (2.4 m)
Deck width33 ft (10.2 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic189 (2020)
Projected traffic280 by 2033
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 585 over Sand Creek built?

It was built in 1956, making it 69 years old in 2025.

What condition is FM 585 over Sand 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 March 2024.

How much traffic does FM 585 over Sand Creek carry?

About 189 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is FM 585 over Sand Creek?

The structure is 44 ft (13.4 m) long with a longest span of 8 ft (2.4 m) and a deck 33 ft wide.

Who owns FM 585 over Sand Creek?

It is owned by the State Highway Agency.