US Bridges

SH 286 NB over Port Ave

Fair

Nueces County, Texas · 2.50 MI S of IH 37 · Structure no. 161780032603031

Built
1968
57 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
421 ft
4 main spans
Daily traffic
55,431
2023 count
Owner
State
State Highway Agency

About this bridge

SH 286 NB over Port Ave is a prestressed concrete stringer/multi-beam or girder carrying SH 286 NB over Port Ave in Nueces County, Texas. It was built in 1968, so it is 57 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 55,431 vehicles a day, roughly 2% of them trucks, projected to reach 77,603 by 2042. The structure is 421 ft (128.3 m) long and 53 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSH 286 NB
CrossesPort Ave
Location2.50 MI S of IH 37
RouteState Highway 286
CountyNueces County
StateTexas
Coordinates27.76312, -97.42016
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating26.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length421 ft (128.3 m)
Longest span112 ft (34.1 m)
Deck width53 ft (16.3 m)
Roadway width52 ft (15.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,431 (2023)
Projected traffic77,603 by 2042
Trucks2%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was SH 286 NB over Port Ave built?

It was built in 1968, making it 57 years old in 2025.

What condition is SH 286 NB over Port Ave 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 July 2024.

How much traffic does SH 286 NB over Port Ave carry?

About 55,431 vehicles per day (2023 count), of which roughly 2% are trucks.

How long is SH 286 NB over Port Ave?

The structure is 421 ft (128.3 m) long with a longest span of 112 ft (34.1 m) and a deck 53 ft wide.

Who owns SH 286 NB over Port Ave?

It is owned by the State Highway Agency.