US Bridges

East Brown Ave. over Alpine Creek

Fair

Brewster County, Texas · 0.15 MI E of SH 118 · Structure no. 240220B00180003

Built
1982
43 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
140 ft
2 main spans
Daily traffic
1,860
2010 count
Owner
City
City or Municipal Highway Agency

About this bridge

East Brown Ave. over Alpine Creek is a prestressed concrete box beam or girders - multiple carrying East Brown Ave. over Alpine Creek in Brewster County, Texas. It was built in 1982, so it is 43 years old, younger than the Texas average of 44.4 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 1,860 vehicles a day, projected to reach 2,500 by 2030. The structure is 140 ft (42.7 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEast Brown Ave.
CrossesAlpine Creek
Location0.15 MI E of SH 118
RouteCity Street 307
StateTexas
Coordinates30.36453, -103.66182
Functional classUrban Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckOther
Main spans2
Design loadHS 20
Structure length140 ft (42.7 m)
Longest span70 ft (21.3 m)
Deck width40 ft (12.1 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,860 (2010)
Projected traffic2,500 by 2030
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 East Brown Ave. over Alpine Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is East Brown Ave. over Alpine 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 April 2024.

How much traffic does East Brown Ave. over Alpine Creek carry?

About 1,860 vehicles per day (2010 count).

How long is East Brown Ave. over Alpine Creek?

The structure is 140 ft (42.7 m) long with a longest span of 70 ft (21.3 m) and a deck 40 ft wide.

Who owns East Brown Ave. over Alpine Creek?

It is owned by the City or Municipal Highway Agency.