US Bridges

US 77 SB over San Fernando Creek

Fair

Kleberg County, Texas · 0.7 MI N of FM 1898 · Structure no. 161370010204056

Built
1965
60 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
240 ft
6 main spans
Daily traffic
12,764
2022 count
Owner
State
State Highway Agency

About this bridge

US 77 SB over San Fernando Creek is a concrete stringer/multi-beam or girder carrying US 77 SB over San Fernando Creek in Kleberg County, Texas. It was built in 1965, so it is 60 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 5 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 12,764 vehicles a day, roughly 24% of them trucks, projected to reach 18,910 by 2042. The structure is 240 ft (73.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 77 SB
CrossesSan Fernando Creek
Location0.7 MI N of FM 1898
RouteU.S. Route 77
StateTexas
Coordinates27.53798, -97.83271
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75 US tons
Inventory rating45 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length240 ft (73.2 m)
Longest span40 ft (12.2 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,764 (2022)
Projected traffic18,910 by 2042
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusPossibly eligible for the National Register; requires further investigation
Work proposedOther structural work, including hydraulic replacements
Estimated improvement cost$240,000
NavigationNo navigation control on waterway

Frequently asked questions

When was US 77 SB over San Fernando Creek built?

It was built in 1965, making it 60 years old in 2025.

What condition is US 77 SB over San Fernando 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 June 2024.

How much traffic does US 77 SB over San Fernando Creek carry?

About 12,764 vehicles per day (2022 count), of which roughly 24% are trucks.

How long is US 77 SB over San Fernando Creek?

The structure is 240 ft (73.2 m) long with a longest span of 40 ft (12.2 m) and a deck 42 ft wide.

Who owns US 77 SB over San Fernando Creek?

It is owned by the State Highway Agency.