US Bridges

Alamo ST over Hog Branch

Fair

Washington County, Texas · 0.1 MI W of FM 577 · Structure no. 172390B00340001

Built
1974
51 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
3,249
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Alamo ST over Hog Branch is a concrete culvert carrying Alamo ST over Hog Branch in Washington County, Texas. It was built in 1974, so it is 51 years old, older 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 3,249 vehicles a day, roughly 3% of them trucks, projected to reach 4,549 by 2042. The structure is 34 ft (10.4 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesAlamo ST
CrossesHog Branch
Location0.1 MI W of FM 577
RouteCity Street 103
CountyWashington County
StateTexas
Coordinates30.16975, -96.38312
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length34 ft (10.4 m)
Longest span10 ft (3 m)
Deck width58 ft (17.6 m)
Roadway width48 ft (14.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,249 (2022)
Projected traffic4,549 by 2042
Trucks3%
Lanes on structure4
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 statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$4,000
NavigationNo navigation control on waterway

Frequently asked questions

When was Alamo ST over Hog Branch built?

It was built in 1974, making it 51 years old in 2025.

What condition is Alamo ST over Hog Branch 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 November 2023.

How much traffic does Alamo ST over Hog Branch carry?

About 3,249 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Alamo ST over Hog Branch?

The structure is 34 ft (10.4 m) long with a longest span of 10 ft (3 m) and a deck 58 ft wide.

Who owns Alamo ST over Hog Branch?

It is owned by the City or Municipal Highway Agency.