US Bridges

IH 37 over Drain

Fair

Nueces County, Texas · 1.15 MI S of Cc Harbor Br · Structure no. 161780007406058

Built
1963
62 years old
Condition
Fair
inspected January 2024
Type
Culvert
Concrete
Length
34 ft
5 main spans
Daily traffic
—
2020 count
Owner
State
State Highway Agency

About this bridge

IH 37 over Drain is a concrete culvert carrying IH 37 over Drain in Nueces County, Texas. It was built in 1963, so it is 62 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.

No traffic count is recorded. The structure is 34 ft (10.4 m) long. If it were closed, the detour would be 98.8 mi (159 km).

CarriesIH 37
CrossesDrain
Location1.15 MI S of Cc Harbor Br
RouteInterstate 37
StateTexas
Coordinates27.79779, -97.40859
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating27 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans5
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic—
Projected traffic—
Trucks11%
Lanes on structure10
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 statusPossibly eligible for the National Register; requires further investigation
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was IH 37 over Drain built?

It was built in 1963, making it 62 years old in 2025.

What condition is IH 37 over Drain 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 January 2024.

How much traffic does IH 37 over Drain carry?

No traffic count is recorded for this structure.

How long is IH 37 over Drain?

The structure is 34 ft (10.4 m) long with a longest span of 8 ft (2.4 m).

Who owns IH 37 over Drain?

It is owned by the State Highway Agency.