US Bridges

IH 37 NB over Sharpsburg RD

Fair

Nueces County, Texas · 1.5 MI S of San Pat C/L · Structure no. 161780007406195

Built
1991
34 years old
Condition
Fair
inspected May 2022
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
270 ft
3 main spans
Daily traffic
25,751
2019 count
Owner
State
State Highway Agency

About this bridge

IH 37 NB over Sharpsburg RD is a prestressed concrete stringer/multi-beam or girder carrying IH 37 NB over Sharpsburg RD in Nueces County, Texas. It was built in 1991, so it is 34 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 25,751 vehicles a day, roughly 19% of them trucks, projected to reach 29,470 by 2033. The structure is 270 ft (82.3 m) long and 71 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIH 37 NB
CrossesSharpsburg RD
Location1.5 MI S of San Pat C/L
RouteInterstate 37
StateTexas
Coordinates27.87441, -97.62346
Functional classUrban Principal Arterial - Interstate

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length270 ft (82.3 m)
Longest span90 ft (27.4 m)
Deck width71 ft (21.6 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,751 (2019)
Projected traffic29,470 by 2033
Trucks19%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was IH 37 NB over Sharpsburg RD built?

It was built in 1991, making it 34 years old in 2025.

What condition is IH 37 NB over Sharpsburg RD 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 May 2022.

How much traffic does IH 37 NB over Sharpsburg RD carry?

About 25,751 vehicles per day (2019 count), of which roughly 19% are trucks.

How long is IH 37 NB over Sharpsburg RD?

The structure is 270 ft (82.3 m) long with a longest span of 90 ft (27.4 m) and a deck 71 ft wide.

Who owns IH 37 NB over Sharpsburg RD?

It is owned by the State Highway Agency.