US Bridges

FM 577 over Sandy Creek Branch

Good

Washington County, Texas · 0.3 MI E of Bus 36 · Structure no. 172390244701003

Built
1999
26 years old
Condition
Good
inspected January 2024
Type
Culvert
Concrete
Length
86 ft
8 main spans
Daily traffic
4,599
2020 count
Owner
State
State Highway Agency

About this bridge

FM 577 over Sandy Creek Branch is a concrete culvert carrying FM 577 over Sandy Creek Branch in Washington County, Texas. It was built in 1999, so it is 26 years old, younger 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 4,599 vehicles a day, roughly 5% of them trucks, projected to reach 5,610 by 2033. The structure is 86 ft (26.2 m) long and 47 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesFM 577
CrossesSandy Creek Branch
Location0.3 MI E of Bus 36
RouteState Highway 577
StateTexas
Coordinates30.17654, -96.41353
Functional classUrban Other Principal Arterial

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 inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy6: Equal to 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 spans8
Design loadHS 20
Structure length86 ft (26.2 m)
Longest span10 ft (3 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,599 (2020)
Projected traffic5,610 by 2033
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 FM 577 over Sandy Creek Branch built?

It was built in 1999, making it 26 years old in 2025.

What condition is FM 577 over Sandy Creek Branch 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 January 2024.

How much traffic does FM 577 over Sandy Creek Branch carry?

About 4,599 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is FM 577 over Sandy Creek Branch?

The structure is 86 ft (26.2 m) long with a longest span of 10 ft (3 m) and a deck 47 ft wide.

Who owns FM 577 over Sandy Creek Branch?

It is owned by the State Highway Agency.